{"id":24198,"date":"2026-10-20T19:15:31","date_gmt":"2026-10-20T19:15:31","guid":{"rendered":"https:\/\/lead-pcb.com\/?p=24198"},"modified":"2026-10-21T07:28:23","modified_gmt":"2026-10-21T07:28:23","slug":"reflow-soldering","status":"publish","type":"post","link":"https:\/\/lead-pcb.com\/ko\/blog\/reflow-soldering\/","title":{"rendered":"\ub9ac\ud50c\ub85c\uc6b0 \ub0a9\ub55c \uc548\ub0b4: \uacf5\uc815, \ud504\ub85c\ud30c\uc77c \ubc0f \uacb0\ud568"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Reflow soldering<\/strong> is the process that attaches surface-mount components to a <a href=\"https:\/\/lead-pcb.com\/ko\/pcb-manufacturing\/\" data-type=\"page\" data-id=\"33\">printed circuit board<\/a> by heating stencilled solder paste until it melts, wets the component terminations and forms the joint on cooling. It is the primary assembly method for almost every modern electronic product, and it is the step where the most expensive mistakes become permanent.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Most technical guides stop at the oven. They explain the four zones, list the usual defects and finish with a sales page. What they rarely explain is the part that actually decides yield: the profile is built per assembly rather than per oven, the numbers on a paste data sheet and the numbers in a components standard serve different purposes, and a joint is only &#8220;good&#8221; relative to a named acceptance class.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This guide covers the process from print to inspection, the parameters that govern it, how to validate a profile on a mixed-mass board, and how the common defects map to acceptance criteria rather than to an inspector&#8217;s opinion.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\ud575\uc2ec \uc694\uc810<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The reflow profile is set per assembly, not per oven. Board thickness, copper mass and component mix change how heat arrives, so the same recipe that passes on one product can underheat another.<\/li>\n\n\n\n<li>Time above liquidus is the parameter that governs joint quality in both directions. Too little leaves incomplete wetting; too much grows an intermetallic layer thick enough to embrittle the joint.<\/li>\n\n\n\n<li>Published reflow limits differ because they answer different questions. A paste data sheet describes the profile you should run; IPC\/JEDEC J-STD-020 describes the worst case a component must survive.<\/li>\n\n\n\n<li>Most defects are set before the oven. Tombstoning, bridging and warpage trace back to pad symmetry, aperture design and copper balance &#8211; layout and stencil decisions no profile can fully offset.<\/li>\n\n\n\n<li>Lead-free joints are supposed to look dull. Judging a SAC305 joint against the shine of a tin-lead joint is the most common inspection error in the field.<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">What Is Reflow Soldering?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Reflow soldering is a process in which solder paste, stencilled onto the pads of a printed circuit board, is heated until it melts, wets the component terminations and forms the electrical and mechanical joint on cooling.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The name is literal. The solder arrives as a paste of metal powder suspended in flux, and the joint is formed when that paste <em>reflows<\/em>: it liquefies, coalesces and solidifies in place. Nothing is fed into the joint during the process. The correct amount of solder was already on the board, or it never will be.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"358\" src=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-reflow-sequence-1024x358.webp\" alt=\"Diagram of the five-step reflow sequence: stencil printing, paste deposit on the pads, component placement, reflow in a multi-zone oven, and a cooled joint\" class=\"wp-image-24201\" srcset=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-reflow-sequence-1024x358.webp 1024w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-reflow-sequence-300x105.webp 300w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-reflow-sequence-768x269.webp 768w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-reflow-sequence-18x6.webp 18w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-reflow-sequence.webp 1400w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">The five stages of reflow soldering. Every joint on the board forms in a single pass through the oven, so the four stages before it decide what the oven has to work with.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">That distinction is what made reflow the default method for surface-mount assembly. Every joint on the board forms in a single thermal cycle, so component count stops being a cost driver in the way it was for hand and wave soldering. Fine-pitch packages, dense boards and double-sided assemblies all become practical when one pass through an oven can join thousands of points at once.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It is worth separating reflow from wave soldering early, because the two are frequently confused. In reflow, solder paste applied to the pads melts where it sits. In wave soldering, the board is passed over a standing wave of molten solder so that solder wicks up through plated holes. Wave remains the high-volume answer for through-hole content; reflow is the answer for surface-mount. Most production boards use both.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This guide is written for the people who have to make the process hold: process engineers qualifying a line, NPI engineers taking a new product to production, quality engineers deciding what to accept, and design engineers whose layout decisions arrive at the printer before anyone else sees them.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How the Reflow Process Works, Step by Step<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Reflow soldering is five stages, and the four that happen before the oven decide whether the oven has anything to work with.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Stencil printing.<\/strong> A laser-cut stainless steel stencil is aligned to the board, and a squeegee drives paste through the apertures onto the pads. The controlling geometry is the area ratio: the area of the aperture opening divided by the area of its walls. If that ratio is too low, paste adheres to the aperture wall more strongly than to the pad and stays in the stencil instead of transferring. A pad can be starved of solder before the board has moved.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Solder paste inspection.<\/strong> An SPI system measures the volume, area, height and alignment of every deposit against limits. This is the cheapest defect gate on the line and the one most often skipped on prototype builds. A print defect caught here costs a wipe. The same defect caught after reflow costs a rework: the part is removed, the site is cleaned and re-pasted, and the joint and the surrounding laminate take another thermal cycle. The gap between those two outcomes is the whole argument for keeping SPI in the line.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Component placement.<\/strong> Pick-and-place machines place parts onto the wet paste, which holds them by tack and surface tension until the oven. Placement accuracy is usually quoted by the machine vendor at a stated sigma and component size, but what actually matters is placement relative to the paste deposit. A well-placed part on a misprinted pad is a defect waiting for heat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Reflow.<\/strong> The board is carried through a multi-zone oven and subjected to a controlled temperature profile. The paste melts, the flux activates and burns off its work, the alloy wets the pad and the termination, and the assembly is cooled at a controlled rate. The next two sections take this apart.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Inspection.<\/strong> Automated optical inspection checks what can be seen; X-ray checks what cannot; cross-section settles disputes; functional test confirms the product works. Each answers a different question, and the acceptance section explains which one settles the argument.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Reflow Profile, Zone by Zone<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A reflow profile is the temperature the assembly experiences plotted against time. It is set per assembly rather than per oven, because board thickness, layer count, copper distribution and component thermal mass all change how quickly heat reaches a given joint.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"478\" src=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/chart-reflow-profile-1024x478.webp\" alt=\"Line chart of a representative SAC305 reflow profile plotted against time, with preheat, soak, reflow and cooling zones shaded and time above liquidus marked\" class=\"wp-image-24202\" srcset=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/chart-reflow-profile-1024x478.webp 1024w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/chart-reflow-profile-300x140.webp 300w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/chart-reflow-profile-768x359.webp 768w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/chart-reflow-profile-18x8.webp 18w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/chart-reflow-profile.webp 1400w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">A representative SAC305 reflow profile. Schematic profile drawn to the time-above-liquidus, ramp and peak limits published in SAC305 paste data sheets. The four zone bands mark oven stages; the amber shading marks the alloy&#8217;s time above liquidus, which is a property of the solder rather than of the oven. Actual values depend on alloy, paste formulation and assembly.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A typical profile has four zones. Each has a purpose, a window, and a specific failure mode when it is wrong.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Preheat<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The board is brought from ambient to the soak temperature at a controlled ramp. Its ramp rate exists to limit thermal shock: heating too fast cracks ceramic capacitors and multilayer ceramics, and it spatters the paste, which is where stray solder balls come from. Solvents and volatiles in the paste begin to leave the deposit here.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Indium Corporation&#8217;s published reflow limits for SAC305 paste specify an average ramp of 1.0 to 1.5 \u00b0C\/s, with 0.5 to 2.5 \u00b0C\/s acceptable (<a href=\"https:\/\/www.indium.com\/wp-content\/uploads\/2025\/01\/Indium6.5R-Water-Soluble-Pb-Free-Solder-Paste-PDS-100150-R1.pdf\">Indium Corporation, SAC305 water-soluble paste data sheet<\/a>, 2026-10-21\uc5d0 \uac80\uc0c9\ud568).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soak<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The soak holds the assembly in a temperature band so that everything reaches thermal equilibrium before the peak. This is its real job. Components of different mass heat at different rates, and without a plateau the heavy parts arrive at the peak late while the light parts are already past it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Soak is also where flux does its chemistry: it reduces the oxides on the pad and the termination so the alloy can wet them. Run the soak too long or too hot and the flux is consumed before the alloy melts. The result shows up as graping, where the solder particles fail to coalesce into a single mass, and as head-in-pillow, where a BGA ball and its paste never merge.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Reflow<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The assembly is taken above the alloy&#8217;s liquidus so the solder melts, wets both surfaces and forms the metallurgical bond. What governs here is time above liquidus, usually abbreviated TAL: the number of seconds the joint spends molten.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TAL\uc740 \uc591\ucabd\uc5d0 \ud55c\uacc4\uac00 \uc788\ub294 \uc81c\uc57d \uc870\uac74\uc785\ub2c8\ub2e4. \uc2dc\uac04\uc774 \ub108\ubb34 \uc9e7\uc73c\uba74 \ud569\uae08\uc774 \ud328\ub4dc\uc640 \ub2e8\uc790\uc5d0 \uc644\uc804\ud788 \uc816\uc9c0 \uc54a\uc544 \uc811\ud569\ubd80\uac00 \uc57d\ud574\uc9c0\uac70\ub098 \uac04\ud5d0\uc801\uc73c\ub85c \uc5f0\uacb0\ub429\ub2c8\ub2e4. \uc2dc\uac04\uc774 \ub108\ubb34 \uae38\uba74 \uc194\ub354\uc640 \uad6c\ub9ac \uc0ac\uc774\uc758 \uae08\uc18d\uac04 \ud654\ud569\ubb3c\uce35\uc774 \ud544\uc694 \uc774\uc0c1\uc73c\ub85c \ub450\uaebc\uc6cc\uc838, \ubc8c\ud06c \ud569\uae08\uc758 \ud2b9\uc131\uc73c\ub85c \uc608\uc0c1\ub418\ub294 \uac83\ubcf4\ub2e4 \uc811\ud569\ubd80\uac00 \ub354 \ucde8\uc131\ud654\ub429\ub2c8\ub2e4. \ubcc4\ub3c4\ub85c, \ud53c\ud06c \uc628\ub3c4\ub294 \ubd80\ud488\uc774 \uacac\ub51c \uc218 \uc788\ub294 \uc218\uc900\uc73c\ub85c \uc81c\ud55c\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Indium\uc758 SAC305 \ub370\uc774\ud130\uc2dc\ud2b8\uc5d0\uc11c\ub294 \uc561\uc0c1\uc120 \uc774\uc0c1 \uc720\uc9c0 \uc2dc\uac04\uc744 \uad8c\uc7a5 \ubc94\uc704\ub85c 45~60\ucd08, \ud5c8\uc6a9 \ubc94\uc704\ub85c 30~100\ucd08\ub85c \uc9c0\uc815\ud558\uace0, \ud53c\ud06c \uc628\ub3c4\ub294 230~260 \u00b0C\ub85c \uc81c\uc2dc\ud569\ub2c8\ub2e4. SAC305\ub294 \uc9c4\uc815\ud55c \uacf5\uc815 \ud569\uae08\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc881\uc740 \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \ub179\uc73c\uba70, \uace0\uc0c1\uc120\uc740 217 \u00b0C, \uc561\uc0c1\uc120\uc740 220 \u00b0C\uc785\ub2c8\ub2e4(<a href=\"https:\/\/www.indium.com\/products\/solders\/solder-alloys\/\">Indium Corporation, Indalloy 256 \ud569\uae08 \ub370\uc774\ud130<\/a>, 2026-10-21 \ud655\uc778). \ub450 \ubc94\uc704 \ubaa8\ub450 \ubcc4\ub3c4\ub85c \uc815\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc561\uc0c1\uc120\uc744 \uae30\uc900\uc73c\ub85c \uc124\uc815\ub429\ub2c8\ub2e4. \ud53c\ud06c \uc628\ub3c4 \ubc94\uc704\ub294 \uc561\uc0c1\uc120\ubcf4\ub2e4 10~40 \u00b0C \ub192\uc2b5\ub2c8\ub2e4. \ud558\ud55c\uc740 \ud569\uae08\uc774 \uc815\ud558\uace0 \uc0c1\ud55c\uc740 \ubd80\ud488\uc774 \uacac\ub51c \uc218 \uc788\ub294 \uc218\uc900\uc774 \uc815\ud569\ub2c8\ub2e4. TAL \ubc94\uc704\ub294 \ud569\uae08\uc774 \uadf8 \uae30\uc900 \uc628\ub3c4 \uc774\uc0c1\uc5d0 \uba38\ubb34\ub294 \uc2dc\uac04\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub0c9\uac01<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub0c9\uac01\uc740 \uc811\ud569\ubd80\ub97c \uad73\ud788\uace0 \uacb0\uc815\ub9bd \uad6c\uc870\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \ud504\ub85c\ud30c\uc77c\uc5d0\uc11c \uac00\uc7a5 \uac04\uacfc\ub418\uae30 \uc26c\uc6b4 \uad6c\uac04\uc774\uba70, \uc11c\ub85c \ud0c0\ub2f9\ud55c \ub450 \uac00\uc9c0 \uc6b0\ub824\uac00 \ub9de\uc11c\ub294 \uad6c\uac04\uc774\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Indium \ub370\uc774\ud130\uc2dc\ud2b8\uc5d0\uc11c\ub294 2~6 \u00b0C\/s\ub97c \uad8c\uc7a5\ud558\uace0 0.5~6 \u00b0C\/s\ub97c \ud5c8\uc6a9 \ubc94\uc704\ub85c \uc81c\uc2dc\ud558\uba70, \ub0c9\uac01\uc774 \ube60\ub97c\uc218\ub85d \uacb0\uc815\ub9bd \uad6c\uc870\uac00 \ubbf8\uc138\ud574\uc9c4\ub2e4\uace0 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774\uc5d0 \ub9de\uc11c\ub294 \uc6b0\ub824\ub294 \uc5f4\uc751\ub825\uc785\ub2c8\ub2e4. \uc138\ub77c\ubbf9 \ucee4\ud328\uc2dc\ud130\uc640 \uae30\ud310 \uc790\uccb4\ub294 \uae09\uaca9\ud55c \uc628\ub3c4 \uad6c\ubc30\ub85c \uc190\uc0c1\ub420 \uc218 \uc788\uc73c\ubbc0\ub85c, \uc77c\ubd80 \uc870\ub9bd\uc5c5\uccb4\ub294 \ub0c9\uac01 \uae30\uc6b8\uae30\ub97c \ud398\uc774\uc2a4\ud2b8 \ud5c8\uc6a9 \ubc94\uc704\uc758 \uc0c1\ud55c\ubcf4\ub2e4 \ud6e8\uc52c \ub0ae\uac8c \uc81c\ud55c\ud569\ub2c8\ub2e4. \ub450 \ud6a8\uacfc \ubaa8\ub450 \uc2e4\uc81c\ub85c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ub108\ubb34 \ucc9c\ucc9c\ud788 \ub0c9\uac01\ud558\uba74 \uacb0\uc815\ub9bd\uc774 \ucee4\uc9c0\uace0 \uae08\uc18d\uac04 \ud654\ud569\ubb3c\uc758 \uc131\uc7a5\uc774 \uacc4\uc18d\ub429\ub2c8\ub2e4. \ub108\ubb34 \ube60\ub974\uac8c \ub0c9\uac01\ud558\uba74 \ubd80\ud488\uacfc \uae30\ud310\uc774 \uc815\uaca9 \ubc94\uc704\ub97c \ubc97\uc5b4\ub09c \ucda9\uaca9\uc744 \ubc1b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ubcf4\ud3b8\uc801\uc778 \uc218\uce58\ub294 \uc5c6\uc2b5\ub2c8\ub2e4. \ud398\uc774\uc2a4\ud2b8 \ub370\uc774\ud130\uc2dc\ud2b8\ub294 \ud569\uae08\uc774 \uacac\ub51c \uc218 \uc788\ub294 \ubc94\uc704\ub97c \uc815\ud569\ub2c8\ub2e4. \ubd80\ud488 \ub370\uc774\ud130\uc2dc\ud2b8\ub294 \ud328\ud0a4\uc9c0\uac00 \uacac\ub51c \uc218 \uc788\ub294 \uc628\ub3c4 \uad6c\ubc30\ub97c \uc815\ud569\ub2c8\ub2e4. \uc870\ub9bd\ud488\uc758 \uc5f4\uc6a9\ub7c9\uc740 \uc624\ube10\uc774 \ubb3c\ub9ac\uc801\uc73c\ub85c \uad6c\ud604\ud560 \uc218 \uc788\ub294 \uc870\uac74\uc744 \uc815\ud569\ub2c8\ub2e4. \uc774 \uc870\uac74\ub4e4\uc774 \ucda9\ub3cc\ud558\uba74 \ubd80\ud488 \ud55c\uacc4\ub97c \uc6b0\uc120\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8 \ud55c\uacc4\ub97c \ub118\uacbc\uc744 \ub54c \ubc1c\uc0dd\ud558\ub294 \uc190\uc0c1\uc740 \ub418\ub3cc\ub9b4 \uc218 \uc5c6\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RSS\uc640 RTS: \ud504\ub85c\ud30c\uc77c \ud615\ud0dc \uc120\ud0dd\ud558\uae30<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ubd80\ubd84\uc758 \uc0dd\uc0b0 \uc791\uc5c5\uc5d0\ub294 \ub450 \uac00\uc9c0 \ud504\ub85c\ud30c\uc77c \ud615\ud0dc\uac00 \uc0ac\uc6a9\ub418\uba70, \uc120\ud0dd \uae30\uc900\uc740 \uae30\ud310\uc758 \uc5f4\uc6a9\ub7c9\uc774 \uc5bc\ub9c8\ub098 \ubd88\uade0\uc77c\ud55c\uc9c0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ud2b9\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub7a8\ud504-\uc18c\ud06c-\ud53c\ud06c(RSS)<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub7a8\ud504-\ud53c\ud06c(RTS)<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud615\ud0dc<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub7a8\ud504 \uc0c1\uc2b9, \uc720\uc9c0 \uad6c\uac04, \ud53c\ud06c, \ub0c9\uac01<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f0\uc18d \ub7a8\ud504 \uc0c1\uc2b9, \ud53c\ud06c, \ub0c9\uac01<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4 \uade0\uc77c\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub192\uc74c. \uc720\uc9c0 \uad6c\uac04\uc5d0\uc11c \uc628\ub3c4\uac00 \uade0\uc77c\ud574\uc9c0\uae30 \ub54c\ubb38<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0ae\uc74c. \uc5f4\uc6a9\ub7c9\uc774 \uc791\uc740 \ubd80\ud488\uc774 \uc55e\uc11c \uac00\uae30 \ub54c\ubb38<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uc815 \uc2dc\uac04<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub354 \uae40<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub354 \uc9e7\uc74c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc801\ud569\ud55c \uc6a9\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\uc6a9\ub7c9\uc774 \ub2e4\uc591\ud55c \ubd80\ud488\uc774 \uc11e\uc778 \uc870\ub9bd\ud488, \uace0\ubc00\ub3c4 \uc870\ub9bd\ud488, \ub300\ud615 \uae30\ud310<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\uc6a9\ub7c9\uc774 \uade0\uc77c\ud55c \ub2e8\uc21c\ud55c \uae30\ud310<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc8fc\uc694 \uc704\ud5d8<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc720\uc9c0 \uc2dc\uac04\uc774 \uae38\uba74 \ud50c\ub7ed\uc2a4\uac00 \uc18c\uc9c4\ub420 \uc218 \uc788\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\uc6a9\ub7c9\uc774 \ud070 \ubd80\ud488\uc758 \ub0c9\ub0a9, \ubcf4\uc774\ub4dc \ubc1c\uc0dd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">RSS\ub294 \uc870\ub9bd\ud488\uc744 \uc77c\uc815\ud55c \uc628\ub3c4\ub85c \uc720\uc9c0\ud574 \uc5f4\uc6a9\ub7c9\uc774 \ud070 \ubd80\ud488\uacfc \uc791\uc740 \ubd80\ud488\uc774 \ub3d9\uc2dc\uc5d0 \ud53c\ud06c\uc5d0 \ub3c4\ub2ec\ud558\ub3c4\ub85d \ud569\ub2c8\ub2e4. RTS\ub294 \uc720\uc9c0 \uad6c\uac04 \uc5c6\uc774 \ud55c \ubc88\uc5d0 \ub7a8\ud504 \uc0c1\uc2b9\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4. \uc18d\ub3c4\uac00 \ube60\ub974\uace0 \uc624\ube10 \uac00\ub3d9 \uc2dc\uac04\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \ud65c\uc6a9\ud558\uc9c0\ub9cc, \uae30\ud310 \uc804\uccb4\uc758 \uc628\ub3c4 \ud3b8\ucc28\uac00 \ub354 \ucee4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd80\ud488 \uad6c\uc131\uc774 \uc2e4\uc81c\ub85c \ub2e4\uc591\ud558\uac8c \ud63c\ud569\ub41c \ub300\ubd80\ubd84\uc758 \uc0dd\uc0b0 \uc870\ub9bd\ud488\uc5d0\ub294 \uc18c\ud06c \ud504\ub85c\ud30c\uc77c\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uae30\ud310\uc5d0 01005 \ud06c\uae30\uc758 \uc218\ub3d9 \ubd80\ud488\uacfc \ub300\ud615 \uc804\ub825 \uc778\ub355\ud130\uac00 \ubaa8\ub450 \uc2e4\uc7a5\ub418\uc5b4 \uc788\ub2e4\uba74, \uc720\uc9c0 \uad6c\uac04\uc744 \ud1b5\ud574 \ud55c\ucabd\ub9cc \uacfc\uc5f4\ub418\uace0 \ub2e4\ub978 \ucabd\uc740 \ucda9\ubd84\ud788 \uac00\uc5f4\ub418\uc9c0 \uc54a\ub294 \uc0c1\ud669\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c \ud504\ub85c\ud30c\uc77c\uc744 \ub9cc\ub4e4\uace0 \uac80\uc99d\ud558\ub294 \ubc29\ubc95<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc624\ube10\uc5d0 \uc800\uc7a5\ub41c \ub808\uc2dc\ud53c\uac00 \uc544\ub2c8\ub77c \ud398\uc774\uc2a4\ud2b8 \ub370\uc774\ud130\uc2dc\ud2b8\ub97c \uae30\uc900\uc73c\ub85c \ud504\ub85c\ud30c\uc77c\uc744 \ub9cc\ub4dc\uc138\uc694. \ud398\uc774\uc2a4\ud2b8 \ub370\uc774\ud130\uc2dc\ud2b8\uac00 \ud5c8\uc6a9 \ubc94\uc704\ub97c \uc815\ud558\uace0, \uc624\ube10 \uc124\uc815\uc740 \uadf8 \ubc94\uc704 \uc548\uc5d0 \ub9de\ucda5\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc870\ub9bd\ud488 \uc790\uccb4\uac00 \uadf8 \ubc94\uc704\ub97c \ubc97\uc5b4\ub098\uc9c0 \uc54a\ub294\uc9c0 \uac80\uc99d\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. \ub370\uc774\ud130\uc2dc\ud2b8\uc5d0\uc11c \uc81c\uc57d \uc870\uac74\uc744 \ud655\uc778\ud569\ub2c8\ub2e4.<\/strong> \ub7a8\ud504 \uc18d\ub3c4, \uc18c\ud06c \uc628\ub3c4 \ubc94\uc704\uc640 \uc720\uc9c0 \uc2dc\uac04, \ud53c\ud06c \uc628\ub3c4 \ubc94\uc704, TAL, \ucd5c\ub300 \ud53c\ud06c \uc628\ub3c4\uc785\ub2c8\ub2e4. \uc774\uac83\ub4e4\uc774 \ud55c\uacc4\uc785\ub2c8\ub2e4. \uc774\ud6c4\uc758 \uc870\uc815\uc740 \ubaa8\ub450 \uc774 \ubc94\uc704 \uc548\uc5d0\uc11c \uc774\ub8e8\uc5b4\uc838\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. \ubd80\ud488\uc758 \uc0c1\ud55c \uc628\ub3c4\ub97c \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong> \uae30\ud310\uc5d0 \uc2e4\uc7a5\ub41c \ubd80\ud488 \uc911 \ucd5c\ub300 \ud5c8\uc6a9 \ubcf8\uccb4 \uc628\ub3c4\uac00 \uac00\uc7a5 \ub0ae\uc740 \ubd80\ud488\uc774 \ud53c\ud06c \uc628\ub3c4\ub97c \uc81c\ud55c\ud569\ub2c8\ub2e4. \ub610\ud55c \uc218\ubd84 \ubbfc\uac10 \ud328\ud0a4\uc9c0\uc758 \ub9ac\ud50c\ub85c \ubd84\ub958\ub294 IPC\/JEDEC J-STD-020\uc5d0 \uaddc\uc815\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ud398\uc774\uc2a4\ud2b8 \uc870\uac74\uc744 \ub9cc\uc871\ud558\ub354\ub77c\ub3c4 \ubd80\ud488\uc758 \ubd84\ub958 \uc628\ub3c4\ub97c \ucd08\uacfc\ud558\ub294 \ud504\ub85c\ud30c\uc77c\uc740 \uc798\ubabb\ub41c \ud504\ub85c\ud30c\uc77c\uc774\uba70, \uc81c\ud488\uc774 \ud604\uc7a5\uc5d0 \ud22c\uc785\ub41c \ub4a4\uc5d0\uc57c \uace0\uc7a5\uc774 \ub098\ud0c0\ub0a0 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. \uc5f4\uc804\ub300\ub97c \uae30\ud310 \uc911\uc559\uc774 \uc544\ub2c8\ub77c \ucd5c\uc545 \uc870\uac74 \uc9c0\uc810\uc5d0 \ubd80\ucc29\ud569\ub2c8\ub2e4.<\/strong> \uc5f4\uc6a9\ub7c9\uc774 \uac00\uc7a5 \ud070 \ubd80\ud488, \uac00\uc7a5 \uc791\uace0 \uc5f4\uc5d0 \ubbfc\uac10\ud55c \ubd80\ud488, \uae30\ud310 \uc911\uc559, \uae30\ud310 \uac00\uc7a5\uc790\ub9ac\uc5d0 \uc5f4\uc804\ub300\ub97c \ubd80\ucc29\ud569\ub2c8\ub2e4. \uac00\ub2a5\ud558\ub2e4\uba74 BGA \uc544\ub798\uc5d0\ub3c4 \ud558\ub098\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \uc774 \uce21\uc815\uac12\ub4e4\uc758 \uc911\uc559\uacfc \uac00\uc7a5\uc790\ub9ac \uac04 \ud3b8\ucc28\uac00 Delta-T\uc774\uba70, \ud504\ub85c\ud30c\uc77c\uc774 \uc801\ud569\ud55c\uc9c0 \uc54c\ub824 \uc8fc\ub294 \uac00\uc7a5 \uc911\uc694\ud55c \ub2e8\uc77c \uc218\uce58\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. \ud504\ub85c\ud30c\uc77c\uc744 \uc2e4\ud589\ud558\uace0 Delta-T\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/strong> \uae30\ud310 \uc804\uccb4\uc758 \uc628\ub3c4 \ud3b8\ucc28\uac00 \uacf5\uc815 \ud5c8\uc6a9 \ubc94\uc704\ub97c \ucd08\uacfc\ud558\uba74, \uac01 \uc5f4\uc804\ub300\uc758 \uce21\uc815\uac12\uc774 \uac1c\ubcc4\uc801\uc73c\ub85c \ud5c8\uc6a9 \ubc94\uc704\uc5d0 \uc788\ub354\ub77c\ub3c4 \ud504\ub85c\ud30c\uc77c\uc740 \uc544\uc9c1 \uc644\uc131\ub41c \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. \uc815\ud574\uc9c4 \uc21c\uc11c\ub85c Delta-T \ud3b8\ucc28\ub97c \uc904\uc785\ub2c8\ub2e4.<\/strong> \uba3c\uc800 \ucee8\ubca0\uc774\uc5b4 \uc18d\ub3c4\ub97c \uc870\uc815\ud569\ub2c8\ub2e4. \uad6c\uac04 \uac04 \uad00\uacc4\ub97c \ubc14\uafb8\uc9c0 \uc54a\uace0 \uc804\uccb4 \uace1\uc120\uc758 \uc2dc\uac04\ub9cc \uc774\ub3d9\uc2dc\ud0a4\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uc73c\ub85c \uad6c\uac04 \uc124\uc815 \uc628\ub3c4\ub97c \uc870\uc815\ud574 \uace1\uc120 \ud615\ud0dc\ub97c \ubc14\uafc9\ub2c8\ub2e4. \uadf8\ub2e4\uc74c \uad6c\uac04 \uacbd\uacc4\ub97c \uc870\uc815\ud558\ub418, \uc55e\uc758 \ub450 \ubc29\ubc95\uc73c\ub85c \ud574\uacb0\ud560 \uc218 \uc5c6\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uc801\uc6a9\ud569\ub2c8\ub2e4. \uc5ec\ub7ec \ud56d\ubaa9\uc744 \ud55c\uaebc\ubc88\uc5d0 \ubc14\uafb8\uba74 \uacb0\uacfc\ub97c \ud574\uc11d\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. \uae30\ub85d\ud558\uace0 \uad00\ub9ac\ud569\ub2c8\ub2e4.<\/strong> \uae30\ud310 \ub9ac\ube44\uc804, \ud398\uc774\uc2a4\ud2b8 \ub85c\ud2b8, \ub0a0\uc9dc\uc640 \ud568\uaed8 \ud504\ub85c\ud30c\uc77c\uc744 \uc800\uc7a5\ud569\ub2c8\ub2e4. \ud398\uc774\uc2a4\ud2b8\ub098 \uc801\uce35 \uad6c\uc870, \ubd80\ud488 \uad6c\uc131\uc774 \ubc14\ub00c\uc5c8\uc744 \ub54c, \uc624\ube10\uc744 \uc815\ube44\ud558\uac70\ub098 \uc218\ub9ac\ud55c \ub4a4, \uadf8\ub9ac\uace0 \uacf5\uc815 \uad00\ub9ac\uc758 \uc77c\ubd80\ub85c \uc815\uae30\uc801\uc778 \uc8fc\uae30\uc5d0 \ub530\ub77c \ud504\ub85c\ud30c\uc77c\uc744 \ub2e4\uc2dc \ud655\uc778\ud569\ub2c8\ub2e4. \uc7ac\ud604\ud560 \uc218 \uc5c6\ub294 \ud504\ub85c\ud30c\uc77c\uc740 \uad00\ub9ac \uae30\uc900\uc774 \uc544\ub2c8\ub77c \uc6b0\uc5f0\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Delta-T \ubb38\uc81c\ub294 NPI \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc774 \uc790\uc8fc \ub193\uce58\ub294 \ubd80\ubd84\uc774\ubbc0\ub85c \ubd84\uba85\ud788 \uc9da\uace0 \ub118\uc5b4\uac08 \ud544\uc694\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc791\uace0 \ubd80\ud488\uc774 \ucd18\ucd18\ud788 \uc2e4\uc7a5\ub41c \ub85c\uc9c1 \uad6c\uc5ed\uacfc \uad6c\ub9ac\uba74\uc774 \ub113\uac8c \uae54\ub9b0 \ub300\ud615 \uc804\ub825 \uad6c\uc5ed\uc774 \ud568\uaed8 \uc788\ub294 \uae30\ud310\uc5d0\uc11c\ub294 \ud53c\ud06c \uad6c\uac04 \ub3d9\uc548 \ub450 \uc601\uc5ed\uc758 \uc628\ub3c4\uac00 \uc218\uc2ed \ub3c4\uae4c\uc9c0 \ucc28\uc774 \ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud53c\ud06c \uc628\ub3c4\ub97c \uc62c\ub824\uc11c\ub294 \ud574\uacb0\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc5f4\uc6a9\ub7c9\uc774 \uc791\uc740 \uc601\uc5ed\uc740 \uc774\ubbf8 \ud55c\uacc4\uc5d0 \ub3c4\ub2ec\ud588\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub7a8\ud504 \uc0c1\uc2b9\uc744 \ub2a6\ucd94\uac70\ub098, \uc18c\ud06c \uc2dc\uac04\uc744 \ub298\ub824 \uc5f4\uc6a9\ub7c9\uc774 \ud070 \uc601\uc5ed\uc774 \ub530\ub77c\uc624\uac8c \ud558\uac70\ub098, \uae30\ud310 \uc124\uacc4\ub97c \ubcc0\uacbd\ud574 \ud574\uacb0\ud574\uc57c \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uba74 \uc5f4 \ub9b4\ub9ac\ud504\ub97c \ucd94\uac00\ud558\uace0, \uad6c\ub9ac \uba74\uc801\uc744 \uade0\ud615 \uc788\uac8c \ubc30\ubd84\ud558\uac70\ub098, \uc5f4\uc6a9\ub7c9\uc774 \ud070 \ubd80\ud488\uc744 \ud55c\uacf3\uc5d0 \ubaa8\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"444\" src=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-thermocouple-placement-1024x444.webp\" alt=\"Diagram of thermocouple placement on a board with mixed thermal mass, showing readings at the large component, the small heat-sensitive part, the board centre and the board edge\" class=\"wp-image-24203\" srcset=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-thermocouple-placement-1024x444.webp 1024w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-thermocouple-placement-300x130.webp 300w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-thermocouple-placement-768x333.webp 768w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-thermocouple-placement-18x8.webp 18w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-thermocouple-placement.webp 1400w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\uc5f4\uc6a9\ub7c9\uc774 \ub2e4\uc591\ud55c \uae30\ud310\uc5d0\uc11c\uc758 \uc5f4\uc804\ub300 \ubc30\uce58. \ucd5c\uc545 \uc870\uac74 \uce21\uc815\uac12 \uac04\uc758 \ud3b8\ucc28\uac00 Delta-T\uc785\ub2c8\ub2e4. \uc774 \ud3b8\ucc28\uac00 \uacf5\uc815 \ud5c8\uc6a9 \ubc94\uc704 \uc548\uc5d0 \uc788\uc5b4\uc57c \ud504\ub85c\ud30c\uc77c\uc774 \uc801\ud569\ud569\ub2c8\ub2e4.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uc194\ub354 \ud569\uae08\ubcc4 \ub9ac\ud50c\ub85c \uc628\ub3c4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ac\ud50c\ub85c \ud5c8\uc6a9 \ubc94\uc704\ub294 \ud569\uae08\uc758 \uc561\uc0c1\uc120 \uc628\ub3c4\ub97c \uae30\uc900\uc73c\ub85c \uc815\ud569\ub2c8\ub2e4. \uc644\uc804\ud788 \uc6a9\uc735\ub418\uace0 \uc816\uc744 \uc218 \uc788\ub3c4\ub85d \uc561\uc0c1\uc120\ubcf4\ub2e4 \ucda9\ubd84\ud788 \ub192\uc740 \uc628\ub3c4\ub97c \ud53c\ud06c\ub85c \uc124\uc815\ud558\ub418, \ubd80\ud488\uc774 \uacac\ub51c \uc218 \uc788\ub294 \ud55c\uacc4\ub97c \ub118\uc5b4\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ud569\uae08<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc870\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uace0\uc0c1\uc120 \/ \uc561\uc0c1\uc120<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \ucd5c\uace0 \uc628\ub3c4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \uc561\uc0c1\uc120 \uc774\uc0c1 \uc2dc\uac04(TAL)<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ucc38\uace0 \uc0ac\ud56d<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">SAC305<\/td><td class=\"has-text-align-left\" data-align=\"left\">Sn 96.5 \/ Ag 3.0 \/ Cu 0.5<\/td><td class=\"has-text-align-left\" data-align=\"left\">217 \/ 220 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">230~260 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad8c\uc7a5 \uc2dc\uac04: 45~60\ucd08<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubb34\uc5f0 \uc791\uc5c5\uc758 \uc0dd\uc0b0 \uae30\uc900\uc120<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Sn63\/Pb37<\/td><td class=\"has-text-align-left\" data-align=\"left\">Sn 63 \/ Pb 37<\/td><td class=\"has-text-align-left\" data-align=\"left\">183 \u00b0C (\uacf5\uc815 \uc870\uc131)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 210~220 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">30~60\ucd08<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uc815 \ubc94\uc704\uac00 \ub354 \ub113\uc9c0\ub9cc, RoHS \uba74\uc81c \uc801\uc6a9 \uc2dc\uc5d0\ub9cc \ud5c8\uc6a9\ub428<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Sn42\/Bi58<\/td><td class=\"has-text-align-left\" data-align=\"left\">Sn 42 \/ Bi 58<\/td><td class=\"has-text-align-left\" data-align=\"left\">138 \u00b0C (\uacf5\uc815 \uc870\uc131)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 165~180 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud398\uc774\uc2a4\ud2b8 \ub370\uc774\ud130\uc2dc\ud2b8 \ucc38\uc870<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\uc5d0 \ubbfc\uac10\ud55c \ubd80\ud488 \ubc0f 2\ucc28 \ub9ac\ud50c\ub85c\uc6b0\uc5d0 \uc801\ud569<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ud45c\uc5d0\uc11c \uc218\uce58\ubcf4\ub2e4 \ub354 \uc911\uc694\ud55c \uc810\uc740 \ub450 \uac00\uc9c0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>J-STD-020\uacfc \ud398\uc774\uc2a4\ud2b8 \ub370\uc774\ud130\uc2dc\ud2b8\ub294 \uc11c\ub85c \ub2e4\ub978 \ub0b4\uc6a9\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/strong> IPC\/JEDEC J-STD-020\uc740 \ud50c\ub77c\uc2a4\ud2f1 \ud45c\uba74\uc2e4\uc7a5 \ud328\ud0a4\uc9c0\uc758 \uc218\ubd84 \ubbfc\uac10\ub3c4 \ubd84\ub958\ub97c \uaddc\uc815\ud569\ub2c8\ub2e4. \uc774 \uaddc\uaca9\uc758 \ubb34\uc5f0 \uc2dc\ud5d8 \ud504\ub85c\ud30c\uc77c\uc740 150~200 \u00b0C\uc5d0\uc11c 60~120\ucd08\uac04 \uc720\uc9c0\ud558\ub294 \uc18c\ud06c, 217 \u00b0C\ub97c \ucd08\uacfc\ud558\ub294 \uc628\ub3c4\uc5d0\uc11c 60~150\ucd08\uac04 \uc720\uc9c0\ud558\ub294 \uad6c\uac04, \ucd5c\ub300 260 \u00b0C\uc758 \ubd84\ub958 \ud53c\ud06c \uc628\ub3c4\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc774\ub294 \ubd80\ud488\uc774 \uc791\uc5c5\ub300\uc5d0\uc11c \ubc18\ubcf5 \uc0ac\uc774\ud074\uc744 \uac70\uce58\uba70 \uacac\ub38c\uc57c \ud558\ub294 \ucd5c\uc545\uc758 \uc870\uac74\uc785\ub2c8\ub2e4. \uae30\ud310\uc5d0 \uc801\uc6a9\ud560 \uc628\ub3c4 \ud504\ub85c\ud30c\uc77c\uc744 \uad8c\uc7a5\ud558\ub294 \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ub450 \uac00\uc9c0\ub97c \ud63c\ub3d9\ud558\uba74 \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ud398\uc774\uc2a4\ud2b8\uc5d0 \ud544\uc694\ud55c \uac83\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ub192\uc740 \uc628\ub3c4\uc640 \uae34 \uc2dc\uac04\uc73c\ub85c \ud504\ub85c\ud30c\uc77c\uc744 \uc124\uc815\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud569\uae08\uc774 \ud63c\ud569\ub41c \uc870\ub9bd\uc740 \uc7ac\ub8cc\uc758 \uc138\ubd80 \uc0ac\ud56d\uc774 \uc544\ub2c8\ub77c \uacf5\uc815\uc0c1\uc758 \uacb0\uc815\uc785\ub2c8\ub2e4.<\/strong> \ub0a9\uc774 \ud568\uc720\ub418\uc9c0 \uc54a\uc740 \ud398\uc774\uc2a4\ud2b8\ub97c \ub0a9\uc774 \ud568\uc720\ub41c \ud45c\uba74 \ub9c8\uac10 \uae30\ud310\uc5d0 \uc0ac\uc6a9\ud558\uac70\ub098 \uadf8 \ubc18\ub300\ub85c \uc0ac\uc6a9\ud558\uba74 \uacc4\uba74\uc5d0\uc11c \uc811\ud569\ubd80\uc758 \uc870\uc131\uc774 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uacb0\uacfc\uac00 \ud5c8\uc6a9 \uac00\ub2a5\ud55c \uc218\uc900\uc77c \uc218\ub3c4 \uc788\uc9c0\ub9cc, \uc7ac\uace0 \uc0c1\ud669 \ub54c\ubb38\uc5d0 \uc6b0\uc5f0\ud788 \uadf8\ub807\uac8c \ub418\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uadfc\uac70\ub97c \uac16\ucd98 \ubb38\uc11c\ud654\ub41c \uacb0\uc815\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uad6c\ud615 \uc8fc\uc11d-\ub0a9 \uc791\uc5c5\uc740 \uc720\ud574\ubb3c\uc9c8 \uc81c\ud55c \uc9c0\uce68(EU RoHS, 2011\/65\/EU)\uc758 \uba74\uc81c \uc870\ud56d\uc5d0 \ud574\ub2f9\ud558\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uc5ec\uc804\ud788 \ud569\ubc95\uc785\ub2c8\ub2e4. \uc774 \uc9c0\uce68\uc740 \uacf5\ud45c\ub41c \uba74\uc81c \ubaa9\ub85d\uc5d0 \ub530\ub77c \uc804\uae30\u00b7\uc804\uc790 \uc7a5\ube44\uc758 \ub0a9\uc744 \uc81c\ud55c\ud569\ub2c8\ub2e4(<a href=\"https:\/\/environment.ec.europa.eu\/topics\/waste-and-recycling\/rohs-directive_en\">\uc720\ub7fd\uc5f0\ud569 \uc9d1\ud589\uc704\uc6d0\ud68c, RoHS \uc9c0\uce68<\/a>, 2026-10-21\uc5d0 \ud655\uc778). \uc81c\ud488\uc5d0 \uba74\uc81c\uac00 \uc801\uc6a9\ub41c\ub2e4\uace0 \ub2e8\uc815\ud558\uc9c0 \ub9d0\uace0 \ucd5c\uc2e0 \ubaa9\ub85d\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \uc120\ud0dd \ubc0f \ucde8\uae09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc194\ub354 \ud398\uc774\uc2a4\ud2b8\ub294 \uae08\uc18d \ubd84\ub9d0\uc774 \ud50c\ub7ed\uc2a4\uc640 \uc6a9\uc81c \uc2dc\uc2a4\ud15c\uc5d0 \ubd84\uc0b0\ub41c \uc7ac\ub8cc\uc785\ub2c8\ub2e4. \ubd84\ub9d0 \ud06c\uae30 \uc720\ud615\uc740 \uc120\ud638\ub3c4\ub098 \uac00\uaca9\uc774 \uc544\ub2c8\ub77c \uae30\ud310\uc5d0\uc11c \uac00\uc7a5 \ubbf8\uc138\ud55c \ud53c\uce58\uc5d0 \ub530\ub77c \uc120\ud0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubd84\ub9d0 \ud06c\uae30.<\/strong> IPC J-STD-005\ub294 \uc194\ub354 \ubd84\ub9d0\uc744 \uc785\uc790 \ud06c\uae30\uc5d0 \ub530\ub77c \ubd84\ub958\ud558\uba70, \uc774 \ubd84\ub958\ub294 \uba85\ubaa9 \ubc94\uc704 \uc548\uc5d0 \ub4e4\uc5b4\uac00\ub294 \uc785\uc790\uc758 \ube44\uc728\uc744 \uae30\uc900\uc73c\ub85c \ud569\ub2c8\ub2e4. \ub354 \ubbf8\uc138\ud55c \ubd84\ub9d0\uc740 \ub354 \uc791\uc740 \uac1c\uad6c\ub97c \uc778\uc1c4\ud560 \uc218 \uc788\uc9c0\ub9cc, \ub2e8\uc704 \uc9c8\ub7c9\ub2f9 \ud45c\uba74 \uc0b0\ud654\ubb3c\uc758 \uc591\uc774 \ub9ce\uace0 \ubcf4\uc774\ub4dc\uac00 \ubc1c\uc0dd\ud558\uae30 \uc26c\uc6b0\uba70 \uc2a4\ud150\uc2e4 \uc218\uba85\uc774 \uc9e7\uc2b5\ub2c8\ub2e4. \uae30\ubcf8 \uc6d0\uce59\uc740 \uae30\ud310\uc758 \uac00\uc7a5 \ubbf8\uc138\ud55c \ud53c\uce58\ub97c \uc778\uc1c4\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \uac70\uce5c \ubd84\ub9d0 \uc720\ud615\uc744 \uc120\ud0dd\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ubd84\ub9d0 \uc720\ud615<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc785\uc790 \ubc94\uc704<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc7a5\ub2e8\uc810<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615 3<\/td><td class=\"has-text-align-left\" data-align=\"left\">25~45 \u00b5m<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud45c\uc900 \ud53c\uce58, 0.5 mm \uc774\uc0c1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2a4\ud150\uc2e4 \uc218\uba85\uc774 \uac00\uc7a5 \uae38\uace0 \ubcf4\uc774\ub4dc\uac00 \uac00\uc7a5 \uc801\uc74c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615 4<\/td><td class=\"has-text-align-left\" data-align=\"left\">20~38 \u00b5m<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubbf8\uc138 \ud53c\uce58, \uc57d 0.4~0.5 mm<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uade0\ud615\uc774 \uc798 \uc7a1\ud600 \uc788\uc5b4 \ubbf8\uc138 \ud53c\uce58\uc5d0 \ud754\ud788 \uc0ac\uc6a9\ub418\ub294 \uc120\ud0dd<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615 5<\/td><td class=\"has-text-align-left\" data-align=\"left\">15~25 \u00b5m<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucd08\ubbf8\uc138 \ud53c\uce58, 0.3 mm \uc774\ud558<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uac00\uc7a5 \ubbf8\uc138\ud55c \uc778\uc1c4\uac00 \uac00\ub2a5\ud558\uc9c0\ub9cc \uc0b0\ud654\ubb3c \ud568\ub7c9\uc774 \uac00\uc7a5 \ub192\uace0 \uc218\uba85\uc774 \uac00\uc7a5 \uc9e7\uc74c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud50c\ub7ed\uc2a4 \ud654\ud559.<\/strong> \ub178\ud074\ub9b0, \uc218\uc6a9\uc131, \ub85c\uc9c4 \ud50c\ub7ed\uc2a4\ub294 \ud65c\uc131\ub3c4\uc640 \uc794\ub958\ubb3c \ud2b9\uc131\uc774 \uc11c\ub85c \ub2e4\ub985\ub2c8\ub2e4. \uc120\ud0dd\uc740 \ud504\ub9b0\ud130 \ub2e8\uacc4\uc5d0\uc11c \uc774\ub8e8\uc5b4\uc9c0\uc9c0\ub9cc \uadf8 \ub300\uac00\ub294 \ub098\uc911\uc5d0 \uce58\ub974\uac8c \ub429\ub2c8\ub2e4. \ucee8\ud3ec\uba40 \ucf54\ud305 \ub2e8\uacc4\uc5d0\uc11c, \uccad\uc815\ub3c4 \uc2dc\ud5d8\uc5d0\uc11c, \ub610\ub294 \ubd80\ud488 \uc544\ub798 \uc794\ub958\ubb3c\ub85c \uc778\ud574 \ud604\uc7a5 \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud588\uc744 \ub54c \ub9d0\uc785\ub2c8\ub2e4. \uc870\ub9bd\ud488\uc5d0 \ucf54\ud305\uc744 \uc801\uc6a9\ud560 \uc608\uc815\uc774\ub77c\uba74 \ud398\uc774\uc2a4\ud2b8 \uc778\uc99d \ud6c4\uac00 \uc544\ub2c8\ub77c \uadf8 \uc804\uc5d0 \ucf54\ud305 \uacf5\uae09\uc5c5\uccb4\uc5d0 \ud638\ud658\uc131\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uae08\uc18d \ud568\ub7c9\uacfc \uc810\ub3c4<\/strong> \ud398\uc774\uc2a4\ud2b8\uac00 \uac1c\uad6c\ubd80\ub97c \ud1b5\uacfc\ud558\uba70 \uc5b4\ub5bb\uac8c \uac70\ub3d9\ud558\ub294\uc9c0, \uadf8\ub9ac\uace0 \uc2a4\ud150\uc2e4 \uc704\uc5d0\uc11c \uc5bc\ub9c8\ub098 \uc624\ub798 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294\uc9c0\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uc774\ub294 \uc778\uc1c4 \ud488\uc9c8\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub294 \ubcc0\uc218\uc774\uc9c0 \uc0c1\uc218\uac00 \uc544\ub2c8\uba70, \uc628\ub3c4\uc640 \uc2a4\ud150\uc2e4 \uc704\uc5d0 \uba38\ubb38 \uc2dc\uac04\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubcf4\uad00 \ubc0f \ucde8\uae09.<\/strong> \ud398\uc774\uc2a4\ud2b8\ub294 \ubcf4\ud1b5 \ub0c9\uc7a5 \ubcf4\uad00\ud558\uba70 \uc0ac\uc6a9 \uc804\uc5d0 \uc2e4\uc628\uc73c\ub85c \ub418\ub3cc\ub824\uc57c \ud569\ub2c8\ub2e4. \ucc28\uac00\uc6b4 \ud398\uc774\uc2a4\ud2b8\ub97c \uc778\uc1c4\ud558\uba74 \uc218\ubd84\uc774 \uc751\uacb0\ub418\uc5b4 \uc778\uc1c4\uac00 \uace0\ub974\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc2a4\ud150\uc2e4 \uc0ac\uc6a9 \uac00\ub2a5 \uc2dc\uac04\uc5d0\ub294 \ud55c\uacc4\uac00 \uc788\uc73c\uba70, \uc81c\uc870\uc5c5\uccb4\uac00 \uc774\ub97c \uba85\uc2dc\ud569\ub2c8\ub2e4. \ub108\ubb34 \uc624\ub798 \uc5f4\uc5b4 \ub454 \ud398\uc774\uc2a4\ud2b8\ub294 \uadf8\ub807\uc9c0 \uc54a\uc740 \ud398\uc774\uc2a4\ud2b8\uc640 \ub2e4\ub974\uac8c \uc778\uc1c4\ub418\uba70, \uadf8 \ucc28\uc774\ub294 SPI\uac00 \uac10\uc9c0\ud558\uc9c0\ub9cc \ub204\uad6c\ub3c4 \ubbff\uae30 \uc5b4\ub824\uc6cc\ud560 \uc815\ub3c4\uc758 \uccb4\uc801 \ud3b8\ucc28\ub85c \ub098\ud0c0\ub0a9\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c \uc7a5\ube44\uc640 \uc0ac\uc591 \uc9c0\uc815 \ubc29\ubc95<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc138 \uac00\uc9c0 \uac00\uc5f4 \uae30\uc220\uc774 \uc2dc\uc7a5\uc744 \ub098\ub204\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uac00\uc6b4\ub370 \ubb34\uc5c7\uc744 \uc120\ud0dd\ud560\uc9c0\ub294 \uc5b4\ub290 \uae30\uc220\uc774 \ucd5c\uc2e0\uc778\uc9c0\uc758 \ubb38\uc81c\uac00 \uc544\ub2c8\ub77c \uade0\uc77c\uc131, \uc5f4\uc6a9\ub7c9 \ub300\uc751 \ub2a5\ub825, \ube44\uc6a9 \uc0ac\uc774\uc758 \uc808\ucda9 \ubb38\uc81c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uac15\uc81c \ub300\ub958, \uc801\uc678\uc120 \ubc0f \uae30\uc0c1 \ub9ac\ud50c\ub85c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uac15\uc81c \ub300\ub958<\/strong> \ubc29\uc2dd\uc740 \uc0dd\uc0b0 \ud604\uc7a5\uc5d0\uc11c \uae30\ubcf8\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uac00\uc5f4\ub41c \uacf5\uae30\ub97c \uc5ec\ub7ec \uac1c\uc758 \ub3c5\ub9bd \uc81c\uc5b4 \uad6c\uc5ed\uc5d0 \uc21c\ud658\uc2dc\ud0a4\uba70, \uacf5\uae30\uac00 \uae30\ud310 \uc704\ub85c \uc9c1\uc811 \ubd88\uc5b4\uc624\uae30 \ub54c\ubb38\uc5d0 \ubd80\ud488\uc758 \uc0c9\uc0c1, \uc7ac\ub8cc \ub610\ub294 \ud45c\uba74 \ub9c8\uac10\uacfc \uad00\uacc4\uc5c6\uc774 \ub178\ucd9c\ub41c \ubaa8\ub4e0 \ud45c\uba74\uc5d0 \ub300\ub958\ub85c \uc5f4\uc744 \uc804\ub2ec\ud569\ub2c8\ub2e4. \uc774 \ub54c\ubb38\uc5d0 \ubd80\ud488 \uad6c\uc131\uc774 \ub2e4\uc591\ud55c \uae30\ud310\uc5d0\uc11c\ub3c4 \uade0\uc77c\ud55c \uac00\uc5f4\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uad6c\uc5ed \uc218\ub294 \ud488\uc9c8\uc774 \uc544\ub2c8\ub77c \uc81c\uc5b4 \ud574\uc0c1\ub3c4\ub97c \ub098\ud0c0\ub0b4\ub294 \uc0ac\uc591\uc785\ub2c8\ub2e4. \uad6c\uc5ed\uc774 \ub9ce\uc73c\uba74 \uc628\ub3c4 \ud504\ub85c\ud30c\uc77c\uc744 \ub354 \uc138\ubc00\ud558\uac8c \uc870\uc815\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc811\ud569\ubd80 \ud488\uc9c8\uc774 \ub354 \uc88b\uc544\uc9c0\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc801\uc678\uc120<\/strong> \uac00\uc5f4\uc740 \ubcf5\uc0ac\uc5f4\ub85c \uc5d0\ub108\uc9c0\ub97c \uc804\ub2ec\ud569\ub2c8\ub2e4. \ud6a8\uc728\uc801\uc774\uace0 \uae30\uacc4\uc801\uc73c\ub85c \ub2e8\uc21c\ud558\uc9c0\ub9cc \uc7ac\ub8cc\ub9c8\ub2e4 \uc5d0\ub108\uc9c0 \ud761\uc218\uc728\uc774 \ub2e4\ub974\uace0, \uadf8\ub9bc\uc790 \ud6a8\uacfc \ub54c\ubb38\uc5d0 \ud070 \ubd80\ud488\uc774 \ub4a4\ucabd \uc601\uc5ed\uc744 \uac00\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc774\uc720\ub85c \uc801\uc678\uc120\uc740 \ud604\uc7ac \uc0dd\uc0b0 \ub77c\uc778\ubcf4\ub2e4 \ud0c1\uc0c1\ud615 \uc7a5\ube44\uc640 \uc7ac\uc791\uc5c5 \uc7a5\ube44\uc5d0 \ub354 \ub9ce\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uae30\uc0c1 \ub9ac\ud50c\ub85c<\/strong> \ub294 \uc5b4\uc148\ube14\ub9ac\ub97c \ubd88\ud65c\uc131 \ud37c\ud50c\ub8e8\uc624\ub974\ud654 \uc720\uccb4\uc758 \ud3ec\ud654 \uc99d\uae30\uc5d0 \ub2f4\uae09\ub2c8\ub2e4. \uc99d\uae30\uac00 \uae30\ud310\uc5d0 \uc751\ucd95\ub418\uba74\uc11c \uc720\uccb4\uc758 \ub053\ub294\uc810\uc73c\ub85c \uc815\ud574\uc9c0\ub294 \uc77c\uc815\ud55c \uc628\ub3c4\uc5d0\uc11c \uc7a0\uc5f4\uc744 \uc804\ub2ec\ud569\ub2c8\ub2e4. \uc5f4 \uc804\ub2ec\uc774 \ub9e4\uc6b0 \uade0\uc77c\ud574 \uc5f4\uc6a9\ub7c9\uc774 \ud070 \ubd80\ud488\uc774\ub098 \uc5f4\uc5d0 \ubbfc\uac10\ud55c \ubd80\ud488\uc5d0 \uc801\ud569\ud558\uace0, \uc99d\uae30\uac00 \uc0b0\uc18c\ub97c \ubc00\uc5b4\ub0b4 \uc0b0\ud654\ub3c4 \uc81c\ud55c\ub429\ub2c8\ub2e4. \ub2e8\uc810\uc740 \uc720\uccb4 \ube44\uc6a9\uacfc \ucde8\uae09 \ubb38\uc81c\uc774\uba70, \ub9ce\uc740 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uacf5\uc815\uc774 \uc5f0\uc18d\uc2dd\uc774 \uc544\ub2c8\ub77c \ubc30\uce58\uc2dd\uc774\ub77c\ub294 \uc810\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc9c8\uc18c\uc640 \uc9c4\uacf5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c8\uc18c \ubd88\ud65c\uc131\ud654\ub294 \ub9ac\ud50c\ub85c \uc911 \uc0b0\ud654\ub97c \uc904\uc774\uace0 \uc816\uc74c\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4. \uc774\ub294 \ud2b9\ud788 \ubbf8\uc138 \ud53c\uce58 \ud328\ud0a4\uc9c0, \ubb34\uc5f0 \ud569\uae08 \ubc0f \uace0\uc2e0\ub8b0\uc131 \uc81c\ud488\uc5d0\uc11c \uc911\uc694\ud569\ub2c8\ub2e4. \uc9c8\uc18c\ub294 \uc6b4\uc601 \ube44\uc6a9\uc774 \ubc1c\uc0dd\ud558\ubbc0\ub85c, \ubd88\ub7c9 \uac10\uc18c \ud6a8\uacfc\uac00 \uac00\uc2a4 \ube44\uc6a9\uc744 \uc0c1\uc1c4\ud558\ub294\uc9c0\uac00 \ud310\ub2e8 \uae30\uc900\uc785\ub2c8\ub2e4. \ub2e8\uc21c\ud55c \uae30\ud310\uc744 \uc0dd\uc0b0\ud558\ub294 \uc548\uc815\uc801\uc774\uace0 \uc798 \uad00\ub9ac\ub418\ub294 \ub77c\uc778\uc5d0\uc11c\ub294 \ube44\uc6a9\uc744 \uc815\ub2f9\ud654\ud558\uae30 \uc5b4\ub824\uc6b4 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc790\ub3d9\ucc28 \ub610\ub294 \uc758\ub8cc \uc81c\ud488\uc6a9 \ubbf8\uc138 \ud53c\uce58 BGA\uc640 QFN \uc791\uc5c5\uc5d0\uc11c\ub294 \ub300\uccb4\ub85c \ube44\uc6a9\uc744 \uc815\ub2f9\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c4\uacf5 \ub9ac\ud50c\ub85c\ub294 \ud569\uae08\uc774 \ub179\uc544 \uc788\ub294 \ub3d9\uc548 \uc9c4\uacf5\uc744 \uc801\uc6a9\ud574 \uc811\ud569\ubd80\uc5d0 \uac07\ud78c \uae30\uccb4\ub97c \ube7c\ub0b4\uace0 \ubcf4\uc774\ub4dc \ubc1c\uc0dd\uc744 \ud06c\uac8c \uc904\uc785\ub2c8\ub2e4. \ubc14\ub2e5 \ub2e8\uc790\ud615 \ud328\ud0a4\uc9c0\uc640 \uc5b4\ub808\uc774 \ud328\ud0a4\uc9c0\uc758 \ubcf4\uc774\ub4dc\ub97c \uc904\uc774\ub294 \ub370 \uac00\uc7a5 \ud6a8\uacfc\uc801\uc778 \uc218\ub2e8\uc774\uba70, \ud504\ub85c\ud30c\uc77c \uc870\uc815\uc774 \uc544\ub2cc \uc124\ube44 \ud22c\uc790 \uacb0\uc815\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc0dd\uc0b0\ub7c9\uc5d0 \ub9de\ucd98 \uc624\ube10 \ud06c\uae30 \uc0b0\uc815<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\uc624\ube10 \ud06c\uae30 \uc0b0\uc815 \uc608\uc81c<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc870\ub9bd\uc5c5\uccb4\uac00 \uc2dc\uac04\ub2f9 \uae30\ud310 180\uc7a5\uc744 \uc0dd\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4. \uac01 \uae30\ud310\uc758 \uae38\uc774\ub294 8\uc778\uce58\uc774\uace0, \uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \uc81c\uc870\uc5c5\uccb4\ub294 4\ubd84 \ub3d9\uc548 \uc9c4\ud589\ub418\ub294 3\ub2e8\uacc4 \ud504\ub85c\ud30c\uc77c\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4. \ucee8\ubca0\uc774\uc5b4\uc5d0\uc11c \uae30\ud310 \uc0ac\uc774 \uac04\uaca9\uc740 2\uc778\uce58\uc774\ubbc0\ub85c \uc801\uc7ac\uc728\uc740 0.8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1\ub2e8\uacc4. \ubd84\ub2f9 \uae30\ud310 \uc218.<\/strong> 180 \/ 60 = \ubd84\ub2f9 \uae30\ud310 3\uc7a5.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2\ub2e8\uacc4. \ud544\uc694\ud55c \ub77c\uc778 \uc18d\ub3c4.<\/strong> (\ubd84\ub2f9 \uae30\ud310 3\uc7a5 \u00d7 \uae30\ud310\ub2f9 8\uc778\uce58) \/ 0.8 = <strong>\ubd84\ub2f9 30\uc778\uce58<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3\ub2e8\uacc4. \ud544\uc694\ud55c \uac00\uc5f4 \uae38\uc774.<\/strong> \ubd84\ub2f9 30\uc778\uce58 \u00d7 4\ubd84 = <strong>120\uc778\uce58, \uc989 10\ud53c\ud2b8<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc624\ube10\uc5d0\ub294 \ucd5c\uc18c 120\uc778\uce58\uc758 <em>\uac00\uc5f4<\/em> \uae38\uc774\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ub0c9\uac01 \uad6c\uac04, \ud22c\uc785 \uad6c\uac04 \ubc0f \ubc30\ucd9c \uad6c\uac04\uc740 \uac00\uc5f4 \uad6c\uc5ed \ubc14\uae65\uc5d0 \uc788\uc73c\ubbc0\ub85c \uc624\ube10 \uc804\uccb4 \uae38\uc774\ub294 \uc774\ubcf4\ub2e4 \ub354 \uae41\ub2c8\ub2e4. \uac00\uc5f4 \uae38\uc774\uac00 \uc544\ub2cc \uc804\uccb4 \uae38\uc774\ub97c \uae30\uc900\uc73c\ub85c \uacac\uc801\uc744 \ubc1b\ub294 \uac83\uc740 \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \uac12\ube44\uc2fc \uc624\ud574\uc785\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c \uacf5\uc815\uc744 \uc704\ud55c \uae30\ud310 \uc124\uacc4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ubd80\ubd84\uc758 \ub9ac\ud50c\ub85c \ubd88\ub7c9\uc740 \uae30\ud310\uc774 \uc778\uc1c4\uae30\uc5d0 \ub3c4\ub2ec\ud558\uae30\ub3c4 \uc804\uc5d0 \uc124\uacc4 \ub2e8\uacc4\uc5d0\uc11c \uacb0\uc815\ub429\ub2c8\ub2e4. \ud23c\uc2a4\ud1a0\ub2dd, \ube0c\ub9ac\uc9d5, \ud728\uc740 \uac01\uac01 \ud2b9\uc815\ud55c \ub808\uc774\uc544\uc6c3 \ub610\ub294 \uc2a4\ud150\uc2e4 \uc124\uacc4 \uacb0\uc815\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubd80\ud488 \ud328\ub4dc \uac04 \uc5f4\uc801 \ub300\uce6d\uc131<\/strong> \uc740 \ud23c\uc2a4\ud1a0\ub2dd\uc774 \ubc1c\uc0dd\ud558\ub294 \uc6d0\uc778\uc785\ub2c8\ub2e4. \ud55c\ucabd \ud328\ub4dc\uac00 \ub113\uc740 \uad6c\ub9ac \uc601\uc5ed\uc5d0 \uc5f0\uacb0\ub418\uace0 \ub2e4\ub978 \ucabd \ud328\ub4dc\ub294 \uac00\ub294 \ud2b8\ub808\uc774\uc2a4\uc5d0 \uc5f0\uacb0\ub418\uc5b4 \uc788\uc73c\uba74, \ubd80\ud488\uc758 \ud55c\ucabd \ub05d\uc774 \ub2e4\ub978 \ucabd\ubcf4\ub2e4 \uba3c\uc800 \uc561\uc0c1\uc120 \uc628\ub3c4\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4. \uba3c\uc800 \ub3c4\ub2ec\ud55c \ucabd\uc774 \uc816\uace0, \ud45c\uba74 \uc7a5\ub825\uc774 \ub2f9\uae30\uba74\uc11c \ubd80\ud488\uc774 \uc138\uc6cc\uc9d1\ub2c8\ub2e4. \uc591\ucabd \ub05d\uc758 \uad6c\ub9ac \uade0\ud615\uc744 \ub9de\ucd94\uba74 \uc774 \ubd88\ub7c9\uc740 \ub300\ubd80\ubd84 \uc0ac\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud328\ub110 \uc804\uccb4\uc758 \uad6c\ub9ac \uade0\ud615<\/strong> \uc740 \ud728\uc744 \uc88c\uc6b0\ud569\ub2c8\ub2e4. \ub113\uc740 \ubd88\uade0\ud615 \uad6c\ub9ac \uc601\uc5ed\uc740 \uac00\uc5f4\uacfc \ud33d\ucc3d\uc774 \uace0\ub974\uc9c0 \uc54a\uace0, \ud328\ub110\uc740 \ud53c\ud06c \uc628\ub3c4 \uad6c\uac04\uc744 \ud1b5\uacfc\ud558\uba74\uc11c \ud718\uc5b4\uc9d1\ub2c8\ub2e4. \ud574\uacb0\ucc45\uc740 \uae30\ud310 \uc790\uccb4\uac00 \uc544\ub2c8\ub77c \ud328\ub110\uc758 \ud3d0\uae30 \uc601\uc5ed\uc5d0 \uad6c\ub9ac\ub97c \ucd94\uac00\ud574 \ubd84\ud3ec\ub97c \uade0\uc77c\ud558\uac8c \ub9cc\ub4dc\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ucee8\ubca0\uc774\uc5b4 \uc9c4\ud589 \ubc29\ud5a5\uc744 \uae30\uc900\uc73c\ub85c \ud55c \ubd80\ud488 \ubc29\ud5a5<\/strong> \uc740 \uae34 \ubd80\ud488\uc5d0\uc11c \uc911\uc694\ud569\ub2c8\ub2e4. \uae38\ucb49\ud55c \ubd80\ud488\uc744 \uacf5\uae30 \ud750\ub984 \ubc29\ud5a5\uacfc \ub098\ub780\ud788 \ub193\uc9c0 \uc54a\uace0 \uac00\ub85c\ub85c \ubc30\uce58\ud558\uba74 \ud569\uae08\uc774 \ub179\uc544 \uc788\ub294 \ub3d9\uc548 \ubd80\ud488\uc774 \ub4e4\ub9ac\uac70\ub098 \uc6c0\uc9c1\uc77c \uac00\ub2a5\uc131\uc774 \uc904\uc5b4\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud328\ub4dc \ud615\uc0c1\uacfc \uac04\uaca9<\/strong> \uc740 \ube0c\ub9ac\uc9d5\uc744 \uc88c\uc6b0\ud569\ub2c8\ub2e4. \uc194\ub354 \ube0c\ub9ac\uc9d5\uc740 \ud398\uc774\uc2a4\ud2b8 \uccb4\uc801\uacfc \uac04\uaca9\uc758 \ubb38\uc81c\uc774\uc9c0 \uc624\ube10 \ubb38\uc81c\uac00 \uc544\ub2c8\uba70, \ud504\ub85c\ud30c\uc77c\uc774 \uc544\ub2c8\ub77c \uc2a4\ud150\uc2e4\uc744 \uc870\uc815\ud574 \ud574\uacb0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uac00\uc7a5\uc790\ub9ac \ub808\uc77c\uacfc \ubd80\ud488 \ubc30\uce58 \uae08\uc9c0 \uc601\uc5ed<\/strong> \uc740 \ucee8\ubca0\uc774\uc5b4\uac00 \uace0\uc815\ud560 \ubd80\ubd84\uc744 \uc81c\uacf5\ud558\uace0, \uc6b4\ubc18 \uc911 \uae30\ud310 \uac00\uc7a5\uc790\ub9ac\uc758 \ubd80\ud488\uc774\ub098 \ud398\uc774\uc2a4\ud2b8\uac00 \ud750\ud2b8\ub7ec\uc9c0\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud328\ud0a4\uc9c0\ubcc4 \uc2a4\ud150\uc2e4 \uac1c\uad6c\ubd80 \uaddc\uce59<\/strong> \uc740 \ub098\uba38\uc9c0 \ub300\ubd80\ubd84\uc758 \ubb38\uc81c\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ubbf8\uc138 \ud53c\uce58 \uc18c\uc790\uc5d0\ub294 \uac1c\uad6c\ubd80 \ub05d\uc744 \ub465\uae00\uac8c \ub9cc\ub4e4\uc5b4 \uc751\ub825 \uc9d1\uc911\uc744 \uc904\uc774\uace0 \ud398\uc774\uc2a4\ud2b8 \uc774\ud615\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>BGA \ud328\ub4dc\uc640 \ucd08\uc18c\ud615 \uc218\ub3d9\uc18c\uc790\uc5d0\ub294 \uc815\uc0ac\uac01\ud615 \uac1c\uad6c\ubd80\ub97c \uc0ac\uc6a9\ud574 \uade0\uc77c\ud55c \ub3c4\ud3ec\ub7c9\uacfc \uc608\uce21 \uac00\ub2a5\ud55c \uc194\ub354\ubcfc \ud615\uc131\uc744 \ud655\ubcf4\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>QFN \uc5f4 \ud328\ub4dc\uc5d0\ub294 \uc2ed\uc790\ud615 \uac1c\uad6c\ubd80\ub97c \uc0ac\uc6a9\ud574 \ub113\uc740 \ub178\ucd9c \ud328\ub4dc \uc544\ub798\uc758 \ud398\uc774\uc2a4\ud2b8 \uccb4\uc801\uc744 \uc81c\uc5b4\ud558\uace0 \uac00\uc7a5\uc790\ub9ac\uc758 \uc194\ub354 \ube44\ub4dc\ub97c \uc904\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ubbf8\uc138 \ud53c\uce58 \uc18c\uc790\uc5d0\uc11c\ub294 \ube0c\ub9ac\uc9d5\uc774 \uac04\uaca9\ubcf4\ub2e4 \uacfc\ub3c4\ud55c \ud398\uc774\uc2a4\ud2b8 \uccb4\uc801 \ub54c\ubb38\uc5d0 \ubc1c\uc0dd\ud558\ubbc0\ub85c \uac1c\uad6c\ubd80\ub97c \ucd95\uc18c\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud53c\ub4c0\uc15c<\/strong> \uc740 \uc2e4\uc7a5\uae30\uc5d0 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uae30\uc900\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ud53c\ub4c0\uc15c\uc774 \uc5c6\uc73c\uba74 \uc2e4\uc7a5 \uc815\ubc00\ub3c4\ub294 \uc7a5\ube44\uac00 \uc544\ub2c8\ub77c \uae30\ud310 \uc81c\uc870 \uacf5\ucc28\uc640 \ud328\ub110 \uc815\ud569\uc5d0 \uc758\ud574 \uc81c\ud55c\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ucda9\uc804\ud558\uc9c0 \uc54a\uc740 \ube44\uc544 \uc778 \ud328\ub4dc<\/strong> \ub9ac\ud50c\ub85c\uc6b0 \uc911 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uac00 \ubc30\ub7f4\uc744 \ub530\ub77c \uc2a4\uba70\ub4e4\uc5b4 \uc194\ub354 \uc811\ud569\ubd80\uc5d0 \uc194\ub354\uac00 \ubd80\uc871\ud574\uc9c0\uace0 \ubc18\ub300\ucabd \uba74\uae4c\uc9c0 \uc624\uc5fc\uc2dc\ud0b5\ub2c8\ub2e4. \ube44\uc544\ub97c \ud328\ub4dc \uc548\uc5d0 \ubc30\uce58\ud574\uc57c \ud55c\ub2e4\uba74 \ube44\uc544\ub97c \ucda9\uc804\ud558\uace0 \ucea1\uc744 \uc50c\uc6cc\uc57c \ud558\uba70, \ucda9\uc804 \uc720\ud615\uc740 IPC-4761\uc744 \uae30\uc900\uc73c\ub85c \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. <em>\uc778\uc1c4 \ud68c\ub85c \uae30\ud310 \ube44\uc544 \uad6c\uc870 \ubcf4\ud638 \uc124\uacc4 \uac00\uc774\ub4dc<\/em>\uc5d0\uc11c\ub294 \ube44\uc544 \ubcf4\ud638 \uc720\ud615\uacfc \uac01 \uc720\ud615\uc758 \ud569\uaca9 \uae30\uc900\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. \uc774\ub294 \uae30\ud310\uc744 \uc8fc\ubb38\ud558\uae30 \uc804\uc5d0 \uacb0\uc815\ud574\uc57c \ud558\ub294 \uc81c\uc870 \uad00\ub828 \uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"444\" src=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-pad-symmetry-1024x444.webp\" alt=\"Diagram comparing a thermally symmetric pad pair with an asymmetric pair, showing how uneven copper causes one end to wet first and the component to tombstone\" class=\"wp-image-24204\" srcset=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-pad-symmetry-1024x444.webp 1024w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-pad-symmetry-300x130.webp 300w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-pad-symmetry-768x333.webp 768w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-pad-symmetry-18x8.webp 18w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/10\/diagram-pad-symmetry.webp 1400w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\ub300\uce6d \ud328\ub4dc \uad6c\ub9ac\uc640 \ube44\ub300\uce6d \ud328\ub4dc \uad6c\ub9ac. \ub450 \ud328\ub4dc\uc758 \uad6c\ub9ac\ub7c9\uc774 \uade0\ud615\uc744 \uc774\ub8e8\uba74 \uc591\ucabd \ub05d\uc774 \ub3d9\uc2dc\uc5d0 \uc816\uc2b5\ub2c8\ub2e4. \uad6c\ub9ac\ub7c9\uc774 \ubd88\uade0\ud615\ud558\uba74 \ud55c\ucabd \ub05d\uc774 \uba3c\uc800 \uc816\uace0 \ud45c\uba74 \uc7a5\ub825\uc73c\ub85c \uc778\ud574 \ubd80\ud488\uc774 \ub4e4\ub9bd\ub2c8\ub2e4.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uc591\uba74 \ubc0f \ud63c\ud569 \uae30\uc220 \uc870\ub9bd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ubd80\ubd84\uc758 \uc2e4\uc81c \uc81c\ud488\uc740 \uc804\ubd80 \ud45c\uba74 \uc2e4\uc7a5 \ubc29\uc2dd\uc73c\ub85c\ub9cc \uad6c\uc131\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uad00\ud1b5 \ud640 \ubd80\ud488\uc744 \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud560\uc9c0, \uc591\uba74 \uc870\ub9bd\uc744 \uc5b4\ub5a4 \uc21c\uc11c\ub85c \uc9c4\ud589\ud560\uc9c0\ub294 \uc0c8\ub85c\uc6b4 \uc870\ub9bd\ud488\uc744 \ub9cc\ub4e4 \ub54c\ub9c8\ub2e4 \uacb0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2\ucc28 \ub9ac\ud50c\ub85c\uc6b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc591\uba74 \uae30\ud310\uc5d0\uc11c\ub294 \ud55c\ucabd \uba74\uc744 \uba3c\uc800 \ub9ac\ud50c\ub85c\uc6b0\ud55c \ub2e4\uc74c \uae30\ud310\uc744 \ub4a4\uc9d1\uc5b4 \ubc18\ub300\ucabd \uba74\uc5d0 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\ub97c \uc778\uc1c4\ud558\uace0 \ubd80\ud488\uc744 \uc2e4\uc7a5\ud55c \ud6c4 \ub9ac\ud50c\ub85c\uc6b0\ud569\ub2c8\ub2e4. \ubb38\uc81c\ub294 \uccab \ubc88\uc9f8 \uba74\uc758 \uc194\ub354 \uc811\ud569\ubd80\uac00 \ub450 \ubc88\uc9f8 \uc5f4 \uc0ac\uc774\ud074\uc5d0 \ub178\ucd9c\ub418\uace0 \ud569\uae08\uc774 \uace0\uc0c1\uc120 \uc628\ub3c4 \uc774\uc0c1\uc5d0\uc11c \uc5f0\ud654\ub41c\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc6a9\uc801\uc778 \uaddc\uce59\uc740 \uc21c\uc11c\uc640 \ubb34\uac8c\ub97c \uace0\ub824\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ubd80\ud488 \uc218\uac00 \uc801\uac70\ub098 \ubd80\ud488\uc774 \ub354 \uc791\uc740 \uba74\uc744 \uba3c\uc800 \ub0a9\ub55c\ud558\uba74 \ubb34\uac70\uc6b4 \ubd80\ud488\uc774 \ub5a8\uc5b4\uc9c8 \uc704\ud5d8\uc774 \uc5c6\ub294 2\ucc28 \uacf5\uc815\uc5d0 \ubc30\uce58\ub429\ub2c8\ub2e4. \ubb34\uac70\uc6b4 \ubd80\ud488\uc744 \uccab \ubc88\uc9f8 \uba74\uc5d0 \ubc30\uce58\ud574\uc57c \ud55c\ub2e4\uba74 \uc811\ucc29\uc81c \uc810\uc744 \uc0ac\uc6a9\ud574 2\ucc28 \ub9ac\ud50c\ub85c\uc6b0 \ub3d9\uc548 \uace0\uc815\ud569\ub2c8\ub2e4. 2\ucc28 \uacf5\uc815\uc740 \ub300\uac1c \ucd5c\uace0 \uc628\ub3c4\ub97c \uc57d\uac04 \ub0ae\ucdb0 \uc9c4\ud589\ud558\uba70, \uc77c\ubd80 \uc124\uacc4\uc5d0\uc11c\ub294 \uc5f4 \ucc28\ud3d0\uc7ac\ub85c \ubc11\uba74\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c\uc6b0 \ub77c\uc778\uc5d0\uc11c \ucc98\ub9ac\ud558\ub294 \uad00\ud1b5 \ud640 \ubd80\ud488<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud63c\ud569 \uae30\uc220 \uc870\ub9bd\uc5d0\ub294 \ub2e4\uc74c \uc138 \uac00\uc9c0 \ubc29\ubc95 \uc911 \ud558\ub098\uac00 \uc8fc\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\uacf5\uc815<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uac00\uc7a5 \uc801\ud569\ud55c \uae30\ud310 \uad6c\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc0dd\uc0b0\ub7c9 \ubc94\uc704<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc8fc\uc694 \uc81c\uc57d \uc870\uac74<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud540 \uc778 \ud398\uc774\uc2a4\ud2b8<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud45c\uba74 \uc2e4\uc7a5 \uae30\ud310\uc5d0 \ud568\uaed8 \uc2e4\uc7a5\ub418\ub294 \uad00\ud1b5 \ud640 \ubd80\ud488<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc18c\ub7c9\ubd80\ud130 \ub300\ub7c9\uae4c\uc9c0<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uac00 \ubc30\ub7f4\uacfc \uc811\ud569\ubd80\ub97c \ubaa8\ub450 \ucc44\uc6cc\uc57c \ud558\ubbc0\ub85c \uac1c\uad6c\ubd80\uc640 \ub3c4\ud3ec\ub7c9\uc774 \ub354 \ucee4\uc57c \ud568<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc120\ud0dd\uc801 \ub0a9\ub55c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad00\ud1b5 \ud640 \ubd80\ud488 \uc218\uac00 \uc801\ub2f9\ud55c \ud63c\ud569 \uae30\ud310<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc18c\ub7c9\uc5d0\uc11c \uc911\uac04 \uaddc\ubaa8<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub178\uc990 \uc811\uadfc\uc131 \ubc0f \uc811\ud569\ubd80\ub2f9 \uc0ac\uc774\ud074 \uc2dc\uac04<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc6e8\uc774\ube0c \ub0a9\ub55c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad00\ud1b5 \ud640 \uc804\uc6a9 \ub610\ub294 \ud63c\ud569 \uae30\ud310<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub300\ub7c9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud45c\uba74 \uc2e4\uc7a5 \uba74\uc744 \uc704\ud55c \ub9c8\uc2a4\ud0b9 \ub610\ub294 \uace0\uc815 \uc7a5\uce58<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud540 \uc778 \ud398\uc774\uc2a4\ud2b8\ub294 \uacf5\uc815 \ub2e8\uacc4\ub97c \ud1b5\uc9f8\ub85c \uc904\uc5ec \uc8fc\ubbc0\ub85c \uc54c\uc544\ub458 \uac00\uce58\uac00 \uac00\uc7a5 \ub192\uc740 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uad00\ud1b5 \ud640 \ud328\ub4dc \uc704\uc5d0 \uac1c\uad6c\ubd80\ub97c \ub113\ud600 \ucda9\ubd84\ud55c \uc591\uc744 \ub3c4\ud3ec\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\ub97c \uc778\uc1c4\ud574 \ubc30\ub7f4\uc744 \ucc44\uc6b0\uace0 \ud544\ub81b\uc744 \ud615\uc131\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \ubd80\ud488\uc744 \uc2e4\uc7a5\ud558\uace0 \uc804\uccb4 \uc870\ub9bd\ud488\uc744 \ud55c \ubc88\uc5d0 \ub9ac\ud50c\ub85c\uc6b0\ud569\ub2c8\ub2e4. \uc81c\uc57d\uc740 \ub3c4\ud3ec\ub7c9\uc785\ub2c8\ub2e4. \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uac00 \uc811\ud569\ubd80\uc640 \ubc30\ub7f4\uc744 \ubaa8\ub450 \ucc44\uc6cc\uc57c \ud558\ubbc0\ub85c \ud45c\uba74 \uc2e4\uc7a5 \ubd80\ud488\uc5d0 \uac19\uc740 \ud328\ub4dc\ub97c \uc0ac\uc6a9\ud560 \ub54c\ubcf4\ub2e4 \uac1c\uad6c\ubd80\uac00 \ub113\uace0 \ud398\uc774\uc2a4\ud2b8 \ub3c4\ud3ec\uce35\ub3c4 \ub192\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc120\ud0dd \uae30\uc900\uc740 \ubd80\ud488 \uad6c\uc131\uacfc \uc0dd\uc0b0\ub7c9\uc785\ub2c8\ub2e4. \uacf5\uc815 \uc120\ud0dd\uc740 \uc120\ud638\ub3c4\uac00 \uc544\ub2c8\ub77c \uad00\ud1b5 \ud640 \ubd80\ud488 \uc218\uc5d0 \ub530\ub77c \uacb0\uc815\ub418\uba70, \ub300\ubd80\ubd84\uc758 \uae30\ud310\uc740 \ud558\ub098\uc758 \uc870\ub9bd\ud488\uc5d0 \uc5ec\ub7ec \uacf5\uc815\uc744 \ud568\uaed8 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uadf8\ub807\uc9c0 \uc54a\uc740 \uac83\ucc98\ub7fc \uac04\uc8fc\ud558\uba74 \uacac\uc801\uc774 \uc798\ubabb\ub418\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc77c\ubc18\uc801\uc778 \ub9ac\ud50c\ub85c\uc6b0 \uacb0\ud568\uacfc \uadf8 \uc6d0\uc778<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ac\ud50c\ub85c\uc6b0 \uacb0\ud568\uc740 \ubb34\uc791\uc704\ub85c \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \uac01 \uacb0\ud568\uc5d0\ub294 \uba87 \uac00\uc9c0 \uc6d0\uc778\uc774 \uc788\uc73c\uba70, \uc774\ub7ec\ud55c \uc6d0\uc778\uc740 \uce21\uc815 \uac00\ub2a5\ud55c \uacf5\uc815 \ub9e4\uac1c\ubcc0\uc218\uc774\uac70\ub098 \uac80\uc0ac \uac00\ub2a5\ud55c \ub808\uc774\uc544\uc6c3 \uc124\uacc4 \uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\uacb0\ud568<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc678\uad00<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc8fc\uc694 \uc6d0\uc778<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc218\uc815 \ubc29\ubc95<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud569\uaca9 \ud310\uc815 \ub4f1\uae09<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud23c\uc2a4\ud1a4 \ud604\uc0c1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uce69 \ubd80\ud488\uc758 \ud55c\ucabd \ub05d\uc774 \ub4e4\ub824 \uc218\uc9c1\uc73c\ub85c \uc11c \uc788\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud328\ub4dc \uac04 \uc5f4 \ubd88\uade0\ud615, \uade0\uc77c\ud558\uc9c0 \uc54a\uc740 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \ub3c4\ud3ec\ub7c9 \ub610\ub294 \uc9c0\ub098\uce58\uac8c \ube60\ub978 \uc628\ub3c4 \uc0c1\uc2b9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud328\ub4dc\uc758 \uad6c\ub9ac\ub7c9\uc744 \uade0\ud615 \uc788\uac8c \uc870\uc815\ud558\uace0, \ub3c4\ud3ec\ub7c9\uc744 \ub3d9\uc77c\ud558\uac8c \ub9de\ucd94\uba70, \uc628\ub3c4 \uc0c1\uc2b9 \uc18d\ub3c4\ub97c \ub0ae\ucda5\ub2c8\ub2e4<\/td><td class=\"has-text-align-left\" data-align=\"left\">Class 2 \ubc0f Class 3: \ub2e8\uc790\uac00 \ud328\ub4dc\uc5d0\uc11c \uc644\uc804\ud788 \ub4e4\ub9b0 \uacbd\uc6b0 \ubd88\ud569\uaca9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc194\ub354 \ube0c\ub9ac\uc9d5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc194\ub354\uac00 \uc778\uc811\ud55c \ud328\ub4dc\ub098 \ub9ac\ub4dc\ub97c \uc5f0\uacb0\ud568<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \uacfc\ub2e4 \ub3c4\ud3ec, \uac1c\uad6c\ubd80 \uc124\uacc4, \uc2a4\ud150\uc2e4 \ubc00\ucc29 \ubd88\ub7c9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uac1c\uad6c\ubd80 \ud06c\uae30\ub97c \uc904\uc774\uace0, \uc778\uc1c4 \uc555\ub825\uc744 \uc870\uc815\ud558\uba70, \uc815\ub82c \uc0c1\ud0dc\ub97c \ud655\uc778\ud569\ub2c8\ub2e4<\/td><td class=\"has-text-align-left\" data-align=\"left\">Class 2 \ubc0f Class 3: \ube0c\ub9ac\uc9c0\uac00 \ub3c4\uccb4 \uac04 \ub2e8\ub77d\uc744 \uc77c\uc73c\ud0a4\ub294 \uacbd\uc6b0 \ubd88\ud569\uaca9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\uc774\ub4dc<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc811\ud569\ubd80 \ub0b4\ubd80\uc758 \uae30\ud3ec. \uc8fc\ub85c BGA, QFN \ubc0f \uc804\ub825 \ud328\ud0a4\uc9c0\uc5d0\uc11c \ubc1c\uc0dd\ud568<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uac00\uc2a4 \ubc29\ucd9c, \uc0b0\ud654\ubb3c, \uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \ucde8\uae09, \uc628\ub3c4 \uc0c1\uc2b9 \uc18d\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\uc774\ub4dc \ubc1c\uc0dd\uc774 \uc801\uc740 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud558\uace0, \uc608\uc5f4 \uc2dc\uac04\uc744 \ub298\ub9ac\uba70, \uc9c4\uacf5 \ub610\ub294 \uc9c8\uc18c \uc0ac\uc6a9\uc744 \uace0\ub824\ud569\ub2c8\ub2e4<\/td><td class=\"has-text-align-left\" data-align=\"left\">3\ub4f1\uae09\uc740 \ub354 \uc5c4\uaca9\ud569\ub2c8\ub2e4. \ud574\ub2f9 \uae30\uc900\uacfc \ud569\uc758\ub41c \ubcf4\uc774\ub4dc \ud5c8\uc6a9 \ud55c\uacc4\uc5d0 \ub530\ub77c \ud3c9\uac00\ud558\uc138\uc694<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud5e4\ub4dc\uc778\ud544\ub85c\uc6b0<\/td><td class=\"has-text-align-left\" data-align=\"left\">BGA \ubcfc\uc774 \ud398\uc774\uc2a4\ud2b8\uc640 \uc811\ucd09\ud558\uc9c0\ub9cc \uc11c\ub85c \uc735\ud569\ub418\uc9c0 \uc54a\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9ac\ud50c\ub85c\uc6b0 \uc911 \ud328\ud0a4\uc9c0 \ub610\ub294 \uae30\ud310\uc758 \ud728 \ud604\uc0c1. \uc0b0\ud654\ub85c \uc545\ud654\ub428<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud398\uc774\uc2a4\ud2b8 \uc591\uc744 \ub298\ub9ac\uace0, \uc0b0\ud654\uc5d0 \ub354 \uac15\ud55c \ud50c\ub7ed\uc2a4\ub97c \uc0ac\uc6a9\ud558\uba70, \ud504\ub85c\ud30c\uc77c\uc744 \uc870\uc815\ud558\uace0, \ubd88\ud65c\uc131 \ubd84\uc704\uae30\ub97c \uc0ac\uc6a9\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">3\ub4f1\uae09: \uc811\ud569\ubd80\uac00 \uae08\uc18d\ud559\uc801\uc73c\ub85c \ud615\uc131\ub418\uc9c0 \uc54a\uc558\uc73c\ubbc0\ub85c \ubd88\ud569\uaca9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uadf8\ub808\uc774\ud551<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud3ec\ub3c4\uc1a1\uc774\ucc98\ub7fc \ubcf4\uc774\ub294 \uacfc\ub9bd\ud615 \uc0b0\ud654 \ud45c\uba74<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacfc\ub3c4\ud55c \uc18c\ud06c \ub610\ub294 TAL\ub85c \uc778\ud574 \ud569\uae08\uc774 \uc735\ud569\ub418\uae30 \uc804\uc5d0 \ud50c\ub7ed\uc2a4\uac00 \uc18c\uc9c4\ub428<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc18c\ud06c \uc2dc\uac04\uc744 \uc904\uc774\uace0, TAL\uc744 \ub0ae\ucd94\uba70, \uc5f4 \uc548\uc815\uc131\uc774 \ub354 \ub192\uc740 \ud398\uc774\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc816\uc74c\uc774 \ubd88\ucda9\ubd84\ud558\ubbc0\ub85c \ubd88\ud569\uaca9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc194\ub354 \ubcfc\ub9c1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud328\ub4dc \ub610\ub294 \ubc30\uc120 \uc8fc\uc704\uc5d0 \ud769\uc5b4\uc9c4 \uc791\uc740 \uad6c\ud615 \uc785\uc790<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub7a8\ud504 \uc18d\ub3c4\uac00 \ub108\ubb34 \ube60\ub974\uac70\ub098, \uc2a4\ud150\uc2e4 \uc138\ucc99\uc774 \ubd88\ub7c9\ud558\uac70\ub098, \ud398\uc774\uc2a4\ud2b8\uac00 \uc5f4\ud654\ub418\uc5b4 \ud398\uc774\uc2a4\ud2b8\uac00 \ud290<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc608\uc5f4 \uc18d\ub3c4\ub97c \ub2a6\ucd94\uace0, \uc2a4\ud150\uc2e4\uc744 \uc138\ucc99\ud558\uba70, \ud398\uc774\uc2a4\ud2b8 \uc0ac\uc6a9 \uc218\uba85\uc744 \uad00\ub9ac\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\uae30\uc640 \uc704\uce58\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4. \ud574\ub2f9 \uae30\uc900\uc5d0 \ub530\ub77c \ud3c9\uac00\ud558\uc138\uc694<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucf5c\ub4dc \uc870\uc778\ud2b8 \ub610\ub294 \uad50\ub780\ub41c \uc811\ud569\ubd80<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubb34\uad11\ud0dd\uc774\uace0 \uac70\uce60\uac70\ub098 \uac08\ub77c\uc9c4 \ud544\ub81b<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud53c\ud06c \uc628\ub3c4 \ub610\ub294 TAL\uc774 \ubd80\uc871\ud558\uac70\ub098, \uc6a9\uc735 \uc0c1\ud0dc\uc5d0\uc11c \uc9c4\ub3d9\uc774 \ubc1c\uc0dd\ud568<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud398\uc774\uc2a4\ud2b8 \ub370\uc774\ud130\uc2dc\ud2b8\uc5d0 \ub530\ub77c \ud504\ub85c\ud30c\uc77c\uc744 \ud655\uc778\ud558\uace0, \ucee8\ubca0\uc774\uc5b4\ub97c \uc548\uc815\ud654\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc816\uc74c\uc774 \ubd88\ucda9\ubd84\ud558\ubbc0\ub85c \ubd88\ud569\uaca9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubd80\ud488 \ubc00\ub9bc \ub610\ub294 \ube44\uc2a4\ub4ec\ud55c \ubc30\uce58<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9ac\ud50c\ub85c\uc6b0 \uc911 \ubd80\ud488\uc774 \ud328\ub4dc\uc5d0\uc11c \ubc97\uc5b4\ub0a8<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc816\uc74c \ubd88\uade0\ud615, \ucee8\ubca0\uc774\uc5b4 \uc9c4\ub3d9 \ub610\ub294 \uacf5\uae30 \ud750\ub984\uc758 \uad50\ub780<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud398\uc774\uc2a4\ud2b8 \uc591\uc744 \uade0\ud615 \uc788\uac8c \uc870\uc815\ud558\uace0, \uc774\uc1a1\uc744 \uc548\uc815\ud654\ud558\uba70, \ud32c \uc124\uc815\uc744 \uac80\ud1a0\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2e4\uc7a5 \uae30\uc900\uc5d0 \ub530\ub77c \ud3c9\uac00\ud558\uc138\uc694<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud728<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud53c\ud06c \uc628\ub3c4\ub97c \ud1b5\uacfc\ud558\ub294 \ub3d9\uc548 \uae30\ud310 \ub610\ub294 \ud328\ub110\uc774 \ud728<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad6c\ub9ac \ubd84\ud3ec \ubd88\uade0\ud615, \ube44\ub300\uce6d \uc801\uce35 \uad6c\uc870, \uc2b5\uae30<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad6c\ub9ac \ubd84\ud3ec\uc758 \uade0\ud615\uc744 \ub9de\ucd94\uace0, \uc801\uce35 \uad6c\uc870\ub97c \uac80\ud1a0\ud558\uba70, \ub9ac\ud50c\ub85c\uc6b0 \uc804\uc5d0 \ubca0\uc774\ud0b9\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacb0\uacfc\uc801\uc778 \uc811\ud569\ubd80 \uc0c1\ud0dc\uc5d0 \ub530\ub77c \uacf5\uc815 \uc9c0\ud45c \ub610\ub294 \uacb0\ud568<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud31d\ucf54\ub2dd<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud761\uc218\ub41c \uc2b5\uae30\uac00 \ud53c\ud06c \uc628\ub3c4\uc5d0\uc11c \uae09\uaca9\ud788 \uae30\ud654\ud558\uc5ec \ubc1c\uc0dd\ud558\ub294 \uade0\uc5f4 \ub610\ub294 \ubc15\ub9ac<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9ac\ud50c\ub85c\uc6b0 \uc804\uc5d0 \uc2b5\uae30\uc5d0 \ubbfc\uac10\ud55c \ud328\ud0a4\uc9c0\uac00 \uc2b5\uae30\ub97c \ud761\uc218\ud568<\/td><td class=\"has-text-align-left\" data-align=\"left\">IPC\/JEDEC J-STD-033\uc758 \uc77c\uc815\uc5d0 \ub530\ub77c \ubca0\uc774\ud0b9\ud558\uace0, \ubc14\ub2e5 \uc218\uba85\uc744 \uad00\ub9ac\ud558\uc138\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacb0\ud568: \ud328\ud0a4\uc9c0\uac00 \uc190\uc0c1\ub428<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ubcf4\uc774\ub4dc\uc640 \ud5e4\ub4dc\uc778\ud544\ub85c\uc6b0\ub294 \uac19\uc740 \uac00\uc815\uc744 \ubb34\ub108\ub728\ub9bd\ub2c8\ub2e4. \uc989, \uc811\ud569\ub41c \uac83\ucc98\ub7fc \ubcf4\uc774\ub294 \uc811\ud569\ubd80\ub294 \uc2e4\uc81c\ub85c\ub3c4 \uc811\ud569\ub418\uc5c8\ub2e4\ub294 \uac00\uc815\uc785\ub2c8\ub2e4. \ud23c\uc2a4\ud1a0\ub2dd\uc774 \uc774 \ubaa9\ub85d\uc5d0 \ud3ec\ud568\ub418\ub294 \uc774\uc720\ub294 \ub2e4\ub985\ub2c8\ub2e4. \ub208\uc5d0 \uc798 \ub744\uc9c0\ub9cc \ubd88\uade0\ud615\uc740 \ud328\ub4dc\uc758 \uad6c\ub9ac \uc124\uacc4\uc5d0 \ub0b4\uc7ac\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c, \ub7a8\ud504 \uc18d\ub3c4\ub97c \ub2a6\ucd94\uba74 \ud604\uc0c1\uc774 \uc644\ud654\ub420 \uc218\ub294 \uc788\uc5b4\ub3c4 \uadfc\ubcf8\uc801\uc778 \ud574\uacb0\uc5d0\ub294 \ub808\uc774\uc544\uc6c3\uc774\ub098 \uc2a4\ud150\uc2e4 \ubcc0\uacbd\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc5b4\ub808\uc774 \ud328\ud0a4\uc9c0\uc758 \ubcf4\uc774\ub4dc<\/strong> \ud504\ub85c\ud30c\uc77c \ubcc0\uacbd\uc774 \uac00\uc7a5 \ud6a8\uacfc\uac00 \uc801\uc740 \uacb0\ud568\uc785\ub2c8\ub2e4. \ud569\uae08\uc774 \uad73\uae30 \uc804\uc5d0 \uac00\uc2a4\uac00 \ube60\uc838\ub098\uac00\uc9c0 \ubabb\ud558\uba74 \ubcf4\uc774\ub4dc\uac00 \uc0dd\uae30\ubbc0\ub85c, \uc870\uc815\ud560 \uc218 \uc788\ub294 \uc694\uc18c\ub294 \ub7a8\ud504 \uc18d\ub3c4, \ud398\uc774\uc2a4\ud2b8 \ud654\ud559 \uc870\uc131, \uc608\uc5f4 \uc2dc\uac04 \ubc0f \ubd84\uc704\uae30\uc785\ub2c8\ub2e4. BGA\ub098 QFN\uc5d0\uc11c\ub294 \uac00\uc2a4\uac00 \ube60\uc838\ub098\uc624\ub294 \uacbd\ub85c\uac00 \uae38\uae30 \ub54c\ubb38\uc5d0 \uac78\uc719 \ubd80\ud488\ubcf4\ub2e4 \ubcf4\uc774\ub4dc\uac00 \ub354 \ub9ce\uc774 \uc0dd\uae41\ub2c8\ub2e4. \uc9c4\uacf5 \ub9ac\ud50c\ub85c\uc6b0\uac00 \ub2e8\uc77c \uc870\uce58\ub85c\ub294 \uac00\uc7a5 \ud6a8\uacfc\uac00 \ud06c\uba70, \ubcf4\uc774\ub4dc \ubc1c\uc0dd\uc774 \uc801\uc740 \ud398\uc774\uc2a4\ud2b8\uc640 \ub354 \uae38\uace0 \uc644\ub9cc\ud55c \uc608\uc5f4\uc740 \ube44\uc6a9\uc774 \ub354 \uc800\ub834\ud55c \ub300\uc548\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud5e4\ub4dc\uc778\ud544\ub85c\uc6b0<\/strong> \uc704\uc5d0\uc11c \ubcf4\uba74 \uc811\ud569\ub41c \uac83\ucc98\ub7fc \ubcf4\uc774\uae30 \ub54c\ubb38\uc5d0 \uac80\uc0ac\uc5d0\uc11c \uac00\uc7a5 \uc790\uc8fc \ub193\uce58\ub294 \uacb0\ud568\uc785\ub2c8\ub2e4. \uc6d0\uc778\uc740 \ud728\uc785\ub2c8\ub2e4. \ub9ac\ud50c\ub85c\uc6b0 \uc911 \ud328\ud0a4\uc9c0\uac00 \ud718\uba74 \ubcfc\uc774 \ud398\uc774\uc2a4\ud2b8\uc5d0\uc11c \ub4e4\ub9ac\uace0, \ud328\ud0a4\uc9c0\uac00 \ub2e4\uc2dc \ud3c9\ud3c9\ud574\uc9c8 \ub54c\ucbe4\uc774\uba74 \ubcfc \uc5c6\uc774 \ud398\uc774\uc2a4\ud2b8\ub9cc \uc774\ubbf8 \ub9ac\ud50c\ub85c\uc6b0\ub41c \uc0c1\ud0dc\uc785\ub2c8\ub2e4. Indium Corporation\uc758 \uc774 \uacb0\ud568\uc5d0 \uad00\ud55c \uae30\uc220 \uc790\ub8cc\ub294 \ub9ac\ud50c\ub85c\uc6b0 \uc911 \ubd80\ud488 \ub610\ub294 \uae30\ud310\uc758 \ud728\uc774 \uc0b0\ud654\ub85c \uc545\ud654\ub418\uc5b4 \ubc1c\uc0dd\ud55c\ub2e4\uace0 \uc124\uba85\ud558\uba70, \uac00\uc7a5 \uc2e4\uc6a9\uc801\uc778 \ub300\ucc45\uc73c\ub85c \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\ub97c \uad8c\uc7a5\ud569\ub2c8\ub2e4(<a href=\"https:\/\/www.circuitnet.com\/news\/uploads\/1\/Testing_and_prevention_of_head-in-pillow_98672_R0.pdf\">Indium Corporation, <em>\ud5e4\ub4dc\uc778\ud544\ub85c\uc6b0\uc758 \uac80\uc0ac \ubc0f \uc608\ubc29<\/em><\/a>, \uac80\uc0c9\uc77c: 2026-10-21). \uac80\ucd9c\uc5d0\ub294 \ubcf4\ud1b5 X\uc120 \uac80\uc0ac \ub610\ub294 \uc5fc\uc0c9 \ud6c4 \ud30c\uad34 \uac80\uc0ac\uac00 \ud544\uc694\ud558\ubbc0\ub85c, BGA \uae30\ud310\uc758 \ucd08\ub3c4\ud488 \uc791\uc5c5\uc5d0 \uc774\ub7ec\ud55c \uac80\uc0ac \uc911 \ud558\ub098\ub97c \ud3ec\ud568\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud23c\uc2a4\ud1a4 \ud604\uc0c1<\/strong> \uc124\uacc4 \ub2e8\uacc4\uc5d0\uc11c \uacb0\ud568\uc774 \ub0b4\uc7ac\ub418\ub294 \uac00\uc7a5 \ubd84\uba85\ud55c \uc0ac\ub840\uc785\ub2c8\ub2e4. \uacf5\uac1c\ub41c \uc644\ud654 \ubc29\ubc95\uc740 \ud328\ub4dc \ub300\uce6d\uc131\uacfc \uc77c\uad00\ub41c \ud398\uc774\uc2a4\ud2b8 \ub3c4\ud3ec\ub7c9\uc774\uba70, \ub458 \ub2e4 \ub808\uc774\uc544\uc6c3 \ubc0f \uc2a4\ud150\uc2e4 \uc124\uacc4\uc5d0\uc11c \uacb0\uc815\ub429\ub2c8\ub2e4. \"\uc816\uac8c \ud558\ub824\uace0\" \ud53c\ud06c \uc628\ub3c4\ub97c \ub192\uc774\uba74 \ud23c\uc2a4\ud1a0\ub2dd\uc740 \uac1c\uc120\ub418\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc545\ud654\ub429\ub2c8\ub2e4. \uc591\ucabd \ub05d \uc0ac\uc774\uc758 \ucc28\uc774\uac00 \ub354 \ube60\ub974\uac8c \ucee4\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uac80\uc0ac \ubc0f \ud569\uaca9 \uae30\uc900<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uac80\uc0ac\ub294 \uacf5\uc815\uc774 \uc81c\ub300\ub85c \uc791\ub3d9\ud588\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ud569\uaca9 \ud310\uc815\uc740 \uacb0\uacfc\uac00 \ucda9\ubd84\ud788 \uc591\ud638\ud55c\uc9c0 \ud310\ub2e8\ud569\ub2c8\ub2e4. \ub450 \uc9c8\ubb38\uc740 \uc11c\ub85c \ub2e4\ub974\uba70, \uac01\uac01 \ub2e4\ub978 \uae30\uc900\uc73c\ub85c \ub2f5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac80\uc0ac \ub2e8\uacc4\ub294 \uc21c\uc11c\ub300\ub85c \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <strong>SPI<\/strong> \ub9ac\ud50c\ub85c\uc6b0 \uc804: \ud398\uc774\uc2a4\ud2b8 \ub3c4\ud3ec\ub7c9\uacfc \uc815\ub82c \uc0c1\ud0dc \ud655\uc778; <strong>AOI<\/strong> \ub9ac\ud50c\ub85c\uc6b0 \ud6c4: \ubd80\ud488\uc758 \uc2e4\uc7a5 \uc5ec\ubd80, \uadf9\uc131, \uc815\ub82c \uc0c1\ud0dc \ubc0f \ub208\uc5d0 \ubcf4\uc774\ub294 \uc811\ud569\ubd80 \ud615\uc0c1 \ud655\uc778; <strong>X\uc120<\/strong> \uc721\uc548\uc73c\ub85c \ubcfc \uc218 \uc5c6\ub294 \uc811\ud569\ubd80\uc758 \uacbd\uc6b0. \uc2e4\uc81c\ub85c\ub294 BGA, QFN \ubc0f \uae30\ud0c0 \ud558\ubd80 \ub2e8\uc790 \ud328\ud0a4\uc9c0\uac00 \ud574\ub2f9\ub429\ub2c8\ub2e4. <strong>\ub2e8\uba74 \ubd84\uc11d<\/strong> X\uc120 \uac80\uc0ac\ub85c \ud310\ub2e8\ud558\uae30 \uc5b4\ub824\uc6b4\ub370 \uc911\uc694\ud55c \ubb38\uc81c\uc77c \uacbd\uc6b0 \ud30c\uad34 \uac80\uc99d\uc744 \uc704\ud574 \uc218\ud589\ud558\uba70, <strong>\uae30\ub2a5 \uc2dc\ud5d8<\/strong> \ucd5c\uc885 \uc81c\ud488 \uc218\uc900\uc758 \uac80\uc99d \ub2e8\uacc4\ub85c \uc0bc\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud569\uaca9 \ud310\uc815\uc740 \ubcc4\ub3c4\uc758 \uae30\uc900\uc5d0 \ub530\ub77c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc811\ud569\ubd80\ub294 \uac80\uc0ac\uc790\uc758 \ub208\ub300\uc911\uc774 \uc544\ub2c8\ub77c \uba85\uc2dc\ub41c \ud45c\uc900\uacfc \ub4f1\uae09\uc744 \uae30\uc900\uc73c\ub85c \ud3c9\uac00\ud569\ub2c8\ub2e4. \ud574\ub2f9 \ud45c\uc900\uc740 IPC-A-610\uc774\uba70, <em>\uc804\uc790 \uc870\ub9bd\ud488\uc758 \ud5c8\uc6a9 \uae30\uc900<\/em>\uc785\ub2c8\ub2e4. \ud604\uc7ac \uac1c\uc815\ud310\uc740 J\ub85c, 2024\ub144\uc5d0 \ubc1c\ud589\ub418\uc5b4 \uac1c\uc815\ud310 H\ub97c \ub300\uccb4\ud588\uc2b5\ub2c8\ub2e4. \ud310\uc815 \uae30\uc900\uc740 \uc81c\ud488 \ub4f1\uae09\ubcc4\ub85c \uad6c\uc131\ub418\uba70, Class 1\uc740 \uc77c\ubc18 \uc804\uc790\uc81c\ud488, Class 2\ub294 \uc804\uc6a9 \uc11c\ube44\uc2a4 \uc804\uc790\uc81c\ud488, Class 3\uc740 \uace0\uc131\ub2a5 \ubc0f \uc5f4\uc545\ud55c \ud658\uacbd\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uc81c\ud488\uc744 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\ubb34\uc5d0\uc11c\ub294 \ub450 \uac00\uc9c0 \uacb0\uacfc\uac00 \ub530\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub4f1\uae09\uc740 \uc0dd\uc0b0 \ud604\uc7a5\uc5d0\uc11c \ud310\ub2e8\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc0dd\uc0b0 \uc804\uc5d0 \uacb0\uc815\ud558\ub294 \uc0c1\uc5c5\uc801 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/strong> \uc81c\ud488 \uc0ac\uc6a9 \ud658\uacbd\uc0c1 \ud544\uc694\ud558\uc9c0 \uc54a\uc740\ub370\ub3c4 Class 3\uc744 \uc120\ud0dd\ud558\uba74 \uc2e0\ub8b0\uc131\uc740 \ub192\uc774\uc9c0 \ubabb\ud55c \ucc44 \uac80\uc0ac \ube44\uc6a9\ub9cc \ub298\uc5b4\ub0a9\ub2c8\ub2e4. \ucc28\ub7c9\uc5d0\uc11c \uc5f4\uc21c\ud658\uc744 \uacaa\uc744 \uc81c\ud488\uc5d0 Class 2\ub97c \uc120\ud0dd\ud558\uba74 \ubcf4\uc99d \ubb38\uc81c\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubb34\uc5f0 \uc194\ub354 \uc811\ud569\ubd80\ub294 \uc720\uc5f0 \uc194\ub354 \uc811\ud569\ubd80\uc640 \uc678\uad00\uc774 \ub2ec\ub77c\uc57c \ud569\ub2c8\ub2e4.<\/strong> SAC305 \ud544\ub81b\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub9ce\uc740 \uac80\uc0ac\uc790\uac00 \uad50\uc721\ubc1b\uc744 \ub54c \uc811\ud588\ub358 \uad11\ud0dd \uc788\uace0 \uc624\ubaa9\ud55c \uc8fc\uc11d-\ub0a9 \ud544\ub81b\ubcf4\ub2e4 \ub354 \ubb34\uad11\ud0dd\uc774\uace0 \uac70\uce60\uba70 \ub465\uadfc \ud615\ud0dc\uc785\ub2c8\ub2e4. \ubb34\uc5f0 \uc811\ud569\ubd80\uc758 \uad11\ud0dd\uc744 \uae30\uc900\uc73c\ub85c \ud310\uc815\ud558\ub294 \uac83\uc740 \uacfc\uac70\uc758 \uae30\uc900\uc774\uba70, \ubd88\ud544\uc694\ud55c \ubd88\ud569\uaca9 \ud310\uc815\uc744 \ucd08\ub798\ud560 \ubfd0 \uc544\ub2c8\ub77c \uc2e4\uc81c \uacb0\ud568\uc774 \uc788\ub294 \uc811\ud569\ubd80\uac00 \uc6b0\uc5f0\ud788 \uad11\ud0dd\uc774 \ub09c \uacbd\uc6b0 \uc798\ubabb\ub41c \ud655\uc2e0\uc744 \uc8fc\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ud45c\uc900\uc758 \ubaa8\ub4e0 \uae30\uc900\uc5d0\ub294 \uc138 \uac00\uc9c0 \uc0c1\ud0dc\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ud5c8\uc6a9 \uac00\ub2a5(Acceptable), \uacf5\uc815 \uc9c0\ud45c(Process Indicator), \uacb0\ud568(Defect)\uc785\ub2c8\ub2e4. \uc774 \uc911\uac04 \uc0c1\ud0dc\ub97c \ub450\uace0 \uac00\uc7a5 \ub9ce\uc740 \ub17c\uc7c1\uc774 \ubc8c\uc5b4\uc9d1\ub2c8\ub2e4. \uacf5\uc815 \uc9c0\ud45c\ub780 \uc774\uc0c1\uc801\uc778 \uc0c1\ud0dc\ub294 \uc544\ub2c8\uc9c0\ub9cc \ud574\ub2f9 \ub4f1\uae09\uc5d0\uc11c \ud615\uc0c1, \uc801\ud569\uc131 \ub610\ub294 \uae30\ub2a5\uc744 \uc800\ud574\ud558\uc9c0 \uc54a\ub294 \uc0c1\ud0dc\uc774\ubbc0\ub85c \uae30\ud310\uc744 \ubd88\ud569\uaca9 \ucc98\ub9ac\ud560 \uc774\uc720\uac00 \ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 \uacf5\uc815 \uc9c0\ud45c\ub97c \uacb0\ud568\uc73c\ub85c \ucde8\uae09\ud558\uba74 \uc6d0\ub798 \uc0c1\ud0dc\ubcf4\ub2e4 \ub354 \ud070 \uc704\ud5d8\uc744 \ucd08\ub798\ud558\ub294 \uc7ac\uc791\uc5c5\uc774 \ub298\uc5b4\ub0a9\ub2c8\ub2e4. \ub610\ud55c Class 3 \uc81c\ud488\uc5d0\uc11c\ub294 \uc0ac\uc591\uc5d0\uc11c \uc694\uad6c\ud558\uc9c0\ub3c4 \uc54a\uc740 \ube44\uc6a9\uae4c\uc9c0 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c\uc6b0 \uacf5\uc815 \uac80\uc99d \ubc29\ubc95<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ac\ud50c\ub85c\uc6b0 \uacf5\uc815 \uac80\uc99d\uc774\ub780 \uc0dd\uc0b0\uc5d0 \ub4e4\uc5b4\uac00\uae30 \uc804\uc5d0 \uacf5\uc815\uc774 \uad00\ub9ac \uc0c1\ud0dc\uc5d0 \uc788\uc74c\uc744 \ubb38\uc11c\ub85c \uc785\uc99d\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc81c\ucd9c\ubb3c\uc740 \uc678\uad00\uc774 \uc88b\uc740 \uae30\ud310\uc774 \uc544\ub2c8\ub77c \ucd08\ub3c4\ud488 \uae30\ub85d\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\ud504\ub85c\ud30c\uc77c \uce21\uc815.<\/strong> \ubaa8\ub4e0 \uc5f4\uc804\ub300 \uce21\uc815\uac12\uacfc \ub378\ud0c0 T\ub97c \uba85\uc2dc\ud574 \ucd08\ub3c4\ud488 \ud504\ub85c\ud30c\uc77c\uc744 \uae30\ub85d\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud398\uc774\uc2a4\ud2b8 \ucd94\uc801\uc131.<\/strong> \uc0ac\uc6a9\ud55c \ud504\ub85c\ud30c\uc77c\uc5d0 \ub300\uc751\ud558\ub3c4\ub85d \ud569\uae08, \ub85c\ud2b8, \ubd84\ub9d0 \uc720\ud615 \ubc0f \ub0a0\uc9dc\ub97c \uae30\ub85d\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>SPI \ud55c\uacc4\uac12.<\/strong> \ud574\ub2f9 \uc870\ub9bd\ud488\uc5d0 \ub9de\ub294 \ud398\uc774\uc2a4\ud2b8 \uccb4\uc801 \ubc0f \uc815\ub82c \ud55c\uacc4\uac12\uc744 \uc124\uc815\ud558\uace0 \ubb38\uc11c\ud654\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>AOI \uac80\uc0ac \ubc94\uc704.<\/strong> \uae30\ubcf8 \uc124\uc815 \uadf8\ub300\ub85c \ub450\uc9c0 \ub9d0\uace0, \ud574\ub2f9 \uc870\ub9bd\ud488\uc5d0\uc11c \uc2e4\uc81c\ub85c \ubc1c\uc0dd\ud558\ub294 \uacb0\ud568 \uc720\ud615\uc5d0 \ub9de\ucdb0 \ud504\ub85c\uadf8\ub7a8\uc744 \uc870\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc228\uaca8\uc9c4 \uc811\ud569\ubd80.<\/strong> \uc5b4\ub808\uc774 \ud328\ud0a4\uc9c0\uc758 \ucd08\ub3c4\ud488 \uac80\uc0ac\ub3c4 \ud3ec\ud568\ud574 X\uc120 \uac80\uc0ac \uc0d8\ud50c\ub9c1 \uacc4\ud68d\uc744 \uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uae30\ub85d.<\/strong> \uae30\ud310 \uac1c\uc815\ud310, \ud398\uc774\uc2a4\ud2b8 \ub85c\ud2b8 \ubc0f \ub0a0\uc9dc\uc640 \uc5f0\uacb0\ud574 \ud504\ub85c\ud30c\uc77c\uc744 \uc800\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud504\ub85c\ud30c\uc77c \uc7ac\uc124\uc815 \uc870\uac74.<\/strong> \ubb38\uc11c\ud654\ud558\uace0 \ub2f4\ub2f9 \uc5ed\ud560\uc744 \uba85\ud655\ud788 \uc9c0\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud569\uaca9 \ub4f1\uae09.<\/strong> \ud45c\uc900 \ubc88\ud638\uc640 \uac1c\uc815 \ubb38\uc790\ub97c \ud3ec\ud568\ud574 \uc11c\uba74\uc73c\ub85c \uae30\ub85d\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc7ac\uc791\uc5c5.<\/strong> \uc7ac\uc791\uc5c5 \uae30\uc900\uacfc \ud5c8\uc6a9\ub418\ub294 \uc7ac\uc791\uc5c5 \ud69f\uc218\ub97c \uc815\ud558\uace0, \uc7ac\uc791\uc5c5\ud55c \uc811\ud569\ubd80\uc758 \uc7ac\uac80\uc0ac \ubc29\ubc95\ub3c4 \uba85\uc2dc\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc218\ubd84 \ubbfc\uac10\ub3c4.<\/strong> \ubd80\ud488\uc744 \uc2dd\ubcc4\ud558\uace0 \ubca0\uc774\ud0b9 \ubc0f \ubc14\ub2e5 \uc218\uba85 \uad00\ub9ac \uc808\ucc28\ub97c \ub9c8\ub828\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\ud50c\ub85c\uc6b0 \uc194\ub354\ub9c1\uacfc \ub9ac\ud50c\ub85c\uc6b0 \uc194\ub354\ub9c1\uc740 \uc5b4\ub5bb\uac8c \ub2e4\ub978\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ac\ud50c\ub85c\uc6b0 \uc194\ub354\ub9c1\uc5d0\uc11c\ub294 \ud328\ub4dc\uc5d0 \ub3c4\ud3ec\ub41c \ud398\uc774\uc2a4\ud2b8 \ud615\ud0dc\ub85c \uc194\ub354\ub97c \uacf5\uae09\ud558\uace0, \ub3c4\ud3ec\ub41c \uc704\uce58\uc5d0\uc11c \ub179\uc785\ub2c8\ub2e4. \ud50c\ub85c\uc6b0 \ub610\ub294 \uc6e8\uc774\ube0c \uc194\ub354\ub9c1\uc5d0\uc11c\ub294 \uae30\ud310\uc744 \ub179\uc740 \uc194\ub354\uc758 \uace0\uc815\ub41c \ud30c\ub3d9 \uc704\ub85c \ud1b5\uacfc\uc2dc\ucf1c \uc194\ub354\uac00 \ub3c4\uae08\ub41c \uad00\ud1b5 \uad6c\uba4d\uc744 \ud0c0\uace0 \uc62c\ub77c\uc624\uac8c \ud569\ub2c8\ub2e4. \ub9ac\ud50c\ub85c\uc6b0\ub294 \ud45c\uba74 \uc2e4\uc7a5 \ubd80\ud488\uc5d0, \uc6e8\uc774\ube0c \uc194\ub354\ub9c1\uc740 \uad00\ud1b5 \ud640 \ubd80\ud488\uc5d0 \uc0ac\uc6a9\ud558\uba70, \ub9ce\uc740 \uc0dd\uc0b0 \uae30\ud310\uc5d0\uc11c \ub450 \uacf5\uc815\uc744 \ubaa8\ub450 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud788\ud2b8\uac74\uc73c\ub85c \uc194\ub354\ub97c \ub9ac\ud50c\ub85c\uc6b0\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e8\uc77c \ubd80\ud488\uc744 \uc81c\uac70\ud558\uac70\ub098 \uad50\uccb4\ud560 \ub54c\ub294 \uac00\ub2a5\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uae30\ud310\uc744 \uc870\ub9bd\ud558\ub294 \ub370\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ud788\ud2b8\uac74\uc740 \uc81c\uc5b4\ub41c \uc2b9\uc628 \uad6c\uac04\uc774\ub098 \uc720\uc9c0 \uad6c\uac04\uc774 \uc5c6\uace0 \ucd5c\uace0 \uc628\ub3c4\ub97c \uce21\uc815\ud560 \uc218\ub3c4 \uc5c6\uc5b4, \uc815\ud574\uc9c4 \ud504\ub85c\ud30c\uc77c\uc744 \uad6c\ud604\ud558\uac70\ub098 \ubc18\ubcf5 \uac00\ub2a5\ud55c \uc811\ud569\ubd80\ub97c \ub9cc\ub4e4 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ud788\ud2b8\uac74\uc740 \uc7ac\uc791\uc5c5\uc6a9 \ub3c4\uad6c\uc774\uba70, \uc7ac\uc791\uc5c5 \uc911\uc5d0\ub3c4 \uae30\ud310\uc758 \uce35\uac04 \ubc15\ub9ac\ub098 \uc778\uc811 \ubd80\ud488\uc758 \uacfc\uc5f4\uc744 \uc77c\uc73c\ud0ac \uc704\ud5d8\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc9d1\uc5d0\uc11c \uc194\ub354\ub97c \ub9ac\ud50c\ub85c\uc6b0\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud604\uc2e4\uc801\uc778 \ubc29\ubc95\uc73c\ub85c\ub294 \ud56b\ud50c\ub808\uc774\ud2b8, \uac1c\uc870\ud55c \ud1a0\uc2a4\ud130 \uc624\ube10 \ub610\ub294 \uc5f4\ud48d \uc2a4\ud14c\uc774\uc158\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub4e4 \ubaa8\ub450 \uad6c\uc5ed\ubcc4 \uc628\ub3c4 \uc81c\uc5b4\ub098 \uce21\uc815\ub41c \ud504\ub85c\ud30c\uc77c\uc744 \uc81c\uacf5\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c, \uc561\uc0c1\uc120 \uc774\uc0c1 \uc720\uc9c0 \uc2dc\uac04\uc774\ub098 \ucd5c\uace0 \uc628\ub3c4\ub97c \ud655\uc778\ud560 \uc218 \uc5c6\uace0 \uc811\ud569\ubd80\uac00 \ubd99\uc5b4 \ubcf4\uc774\ub294\uc9c0 \uc678\uc5d0\ub294 \ud569\uaca9 \uae30\uc900\ub3c4 \uc5c6\uc2b5\ub2c8\ub2e4. \uc548\uc804\uc774 \uc911\uc694\ud558\uc9c0 \uc54a\uc740 \ud504\ub85c\ud1a0\ud0c0\uc785 \uc791\uc5c5\uc774\ub77c\uba74 \uac10\uc218\ud560 \ub9cc\ud55c \uc808\ucda9\uc548\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc81c\uc5b4\ub41c \uacf5\uc815\uc744 \ub300\uccb4\ud560 \uc218\ub294 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Type 4 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Type 4\ub294 IPC J-STD-005\uc5d0 \ub530\ub978 \ubd84\ub9d0 \ud06c\uae30 \ubd84\ub958\ub85c, \uc785\uc790 \ud06c\uae30\ub294 20~38 \u00b5m\uc785\ub2c8\ub2e4. 0.4~0.5 mm \uc548\ud30e\uc758 \ubbf8\uc138 \ud53c\uce58 \uc791\uc5c5\uc5d0\uc11c \ud754\ud788 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uae30\ud310\uc5d0\uc11c \uac00\uc7a5 \ubbf8\uc138\ud55c \ud53c\uce58\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\ub294 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uac00\ub2a5\ud55c \ud55c \uc785\uc790\uac00 \uad75\uc740 \uc720\ud615\uc744 \uc120\ud0dd\ud558\uc138\uc694. \ub354 \ubbf8\uc138\ud55c \ubd84\ub9d0\uc740 \uc778\uc1c4\uc131\uc774 \uc88b\uc9c0\ub9cc \uc0b0\ud654\uac00 \ube60\ub974\uace0 \uc2a4\ud150\uc2e4 \uc218\uba85\uc744 \ub2e8\ucd95\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c\uc6b0 \uc194\ub354\ub9c1\uc5d0 \uc774\uc0c1\uc801\uc778 \uc628\ub3c4\ub294 \uc5bc\ub9c8\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd5c\uace0 \uc628\ub3c4\ub294 \ud569\uae08\uc5d0 \ub530\ub77c \uc815\ud574\uc9c0\uace0 \ubd80\ud488\uc758 \ub0b4\uc5f4 \ud55c\uacc4\ub85c \uc81c\ud55c\ub418\ubbc0\ub85c \ub2e8\uc77c \uc628\ub3c4\ub294 \uc5c6\uc2b5\ub2c8\ub2e4. 217~220 \u00b0C\uc5d0\uc11c \ub179\ub294 SAC305\uc758 \uacbd\uc6b0, \uad8c\uc7a5 \uc561\uc0c1\uc120 \uc774\uc0c1 \uc720\uc9c0 \uc2dc\uac04\uc740 45~60\ucd08\uc774\uba70 \ubc1c\ud45c\ub41c \ucd5c\uace0 \uc628\ub3c4 \ubc94\uc704\ub294 230~260 \u00b0C\uc785\ub2c8\ub2e4. \uc0c1\ud55c\uc740 \uae30\ud310\uc5d0 \uc7a5\ucc29\ub41c \ubd80\ud488 \uc911 \ud5c8\uc6a9\ub418\ub294 \ucd5c\ub300 \ubcf8\uccb4 \uc628\ub3c4\uac00 \uac00\uc7a5 \ub0ae\uc740 \ubd80\ud488\uc5d0 \ub530\ub77c \uc815\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ubb34\uc5f0 \uc194\ub354 \uc811\ud569\ubd80\uac00 \uc65c \ubb34\uad11\ud0dd\uc73c\ub85c \ubcf4\uc774\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SAC305 \uc811\ud569\ubd80\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ubb34\uad11\ud0dd\uc774\uace0 \uac70\uce60\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub9ce\uc740 \uac80\uc0ac\uc790\uac00 \uc591\ud638\ud55c \uc811\ud569\ubd80\uc758 \ud2b9\uc9d5\uc73c\ub85c \uc5ec\uae30\ub294 \uad11\ud0dd \uc788\uace0 \uc624\ubaa9\ud55c \ud544\ub81b\uc740 \uc8fc\uc11d-\ub0a9 \ud569\uae08\uc758 \ud2b9\uc131\uc785\ub2c8\ub2e4. \ubb34\uc5f0 \uc811\ud569\ubd80\ub97c \uad11\ud0dd\uc73c\ub85c \ud310\uc815\ud558\ub294 \uac83\uc740 \uacfc\uac70\uc758 \uae30\uc900\uc774\uba70, \ubb34\uc5f0 \uc870\ub9bd\uc5d0\uc11c \uac00\uc7a5 \ud754\ud55c \uac80\uc0ac \uc624\ub958\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub9ac\ud50c\ub85c\uc6b0 \ud504\ub85c\ud30c\uc77c\uc740 \uc5bc\ub9c8\ub098 \uc790\uc8fc \uc7ac\uac80\uc99d\ud574\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud398\uc774\uc2a4\ud2b8, \uc801\uce35 \uad6c\uc870 \ub610\ub294 \ubd80\ud488 \uad6c\uc131\uc774 \ubc14\ub00c\uac70\ub098, \uc624\ube10\uc744 \uc815\ube44 \ub610\ub294 \uc218\ub9ac\ud55c \ub4a4\uc5d0\ub294 \ud504\ub85c\ud30c\uc77c\uc744 \ub2e4\uc2dc \uc124\uc815\ud558\uc138\uc694. \uacf5\uc815 \uad00\ub9ac\uc758 \uc77c\ud658\uc73c\ub85c \uc815\uae30\uc801\uc778 \uc8fc\uae30\ub9c8\ub2e4 \uc7ac\uc124\uc815\ud558\ub294 \uac83\ub3c4 \ud544\uc694\ud569\ub2c8\ub2e4. \uae30\ud310 \uac1c\uc815\ud310\uacfc \uc5f0\uacb0\ud574 \uc800\uc7a5\ud588\uc9c0\ub9cc \ud398\uc774\uc2a4\ud2b8 \ub85c\ud2b8\uc640 \uc5f0\uacb0\ud558\uc9c0 \uc54a\uc740 \ud504\ub85c\ud30c\uc77c \uae30\ub85d\uc740 \ubd88\uc644\uc804\ud569\ub2c8\ub2e4. \ud398\uc774\uc2a4\ud2b8\ub9cc \ubc14\ub00c\uc5b4\ub3c4 \uacb0\uacfc\uac00 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc2dc\uc791\ud558\uae30<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb34\uc5c7\uc774\ub4e0 \ubc14\uafb8\uae30 \uc804\uc5d0 \ud604\uc7ac \uacf5\uc815\uc5d0\uc11c \ub450 \uac00\uc9c0\ub97c \ud655\uc778\ud558\uc138\uc694. \uccab\uc9f8, \ud604\uc7ac \uc0ac\uc6a9\ud558\ub294 \uc870\ub9bd\ud488\uc744 \uae30\uc900\uc73c\ub85c \ud504\ub85c\ud30c\uc77c\uc744 \uac80\uc99d\ud588\ub294\uc9c0, \uc544\ub2c8\uba74 \ube44\uc2b7\ud55c \uae30\ud310\uc5d0\uc11c \uadf8\ub300\ub85c \uac00\uc838\uc654\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub458\uc9f8, \ud569\uaca9 \ub4f1\uae09\uacfc \ud45c\uc900 \uac1c\uc815\ud310\uc744 \uba85\uc2dc\ud574 \ubb38\uc11c\ud654\ud588\ub294\uc9c0, \uc544\ub2c8\uba74 \uadf8\uc800 \ub2f9\uc5f0\ud55c \uac83\uc73c\ub85c \uc5ec\uacbc\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud504\ub85c\ud30c\uc77c\uc744 \ubb3c\ub824\ubc1b\uc740 \uacbd\uc6b0, \uac00\uc7a5 \ube60\ub978 \uac1c\uc120 \ubc29\ubc95\uc740 \ub300\uac1c \uc624\ube10 \uc124\uc815\uc744 \uc0c8\ub85c \ub9cc\ub4dc\ub294 \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ud604\uc7ac \ubcf4\ub4dc\uc5d0\uc11c Delta-T\ub97c \uce21\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ud574\ub2f9 \ud504\ub85c\ud30c\uc77c\uc774 \uc870\ub9bd\ud488 \uc804\uccb4\uc5d0\uc11c \uc2e4\uc81c\ub85c \uc801\uc6a9 \uac00\ub2a5\ud55c\uc9c0 \uc54c \uc218 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc801\uc6a9 \ub4f1\uae09\uc744 \ucd94\uc815\ud558\ub294 \uacbd\uc6b0, \ube44\uc6a9\uc774 \uac00\uc7a5 \uc801\uac8c \ub4dc\ub294 \uac1c\uc120 \ubc29\ubc95\uc740 \ub2e4\uc74c \uad6c\ub9e4 \uc8fc\ubb38\uc11c\uc5d0 \ud574\ub2f9 \ub4f1\uae09\uc744 \uba85\uc2dc\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ube44\uc6a9\uc740 \ub4e4\uc9c0 \uc54a\uc73c\uba70 \ucd5c\uc885 \uac80\uc0ac \ub54c \ubd88\uac70\uc9c8 \uc218 \uc788\ub294 \uc774\uacac\uc744 \uc5c6\uc568 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub450 \uac00\uc9c0 \ud655\uc778 \ubaa8\ub450 \ube44\uc6a9\uc774 \uac70\uc758 \ub4e4\uc9c0 \uc54a\uc73c\uba70, \uc694\uccad\ud558\uba74 \uacf5\uae09\uc5c5\uccb4\uac00 \uc9c1\uc811 \ub2f5\ubcc0\ud574 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub85c\ud30c\uc77c\uc5d0 \uad00\ud55c \uc9c8\ubb38\uc5d0\ub294 \uc5f4\uc804\ub300 \uce21\uc815 \uace1\uc120\uacfc \ubcf4\ub4dc \ub9ac\ube44\uc804\uc774 \ud45c\uc2dc\ub41c \ucc28\ud2b8\uac00 \uc81c\uc2dc\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ub4f1\uae09\uc5d0 \uad00\ud55c \uc9c8\ubb38\uc5d0\ub294 \ub4f1\uae09\uba85, \ub9ac\ube44\uc804 \ubb38\uc790 \ubc0f \ub0a0\uc9dc\uac00 \uc81c\uc2dc\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uadf8\ubcf4\ub2e4 \ubaa8\ud638\ud55c \ub2f5\ubcc0\uc740 \uac80\uc99d\ub418\uc9c0 \uc54a\uc740 \uac83\uc73c\ub85c \uac04\uc8fc\ud558\ub294 \ud3b8\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ucd9c\ucc98<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Indium Corporation, <a href=\"https:\/\/www.indium.com\/wp-content\/uploads\/2025\/01\/Indium6.5R-Water-Soluble-Pb-Free-Solder-Paste-PDS-100150-R1.pdf\">SAC305 \uc218\uc6a9\uc131 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \uc81c\ud488 \ub370\uc774\ud130\uc2dc\ud2b8<\/a>, \uad8c\uc7a5 \ubc0f \ud5c8\uc6a9 \ub7a8\ud504 \uc18d\ub3c4, \uc18c\ud06c \uad6c\uac04, \uc561\uc0c1\uc120 \uc628\ub3c4 \uc774\uc0c1 \uc720\uc9c0 \uc2dc\uac04, \ucd5c\uace0 \uc628\ub3c4 \ubc0f \ub0c9\uac01 \uc18d\ub3c4\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4. 2026-10-21\uc5d0 \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>Indium Corporation, <a href=\"https:\/\/www.indium.com\/products\/solders\/solder-alloys\/\">Indalloy 256(SAC305) \uc194\ub354 \ud569\uae08 \ub370\uc774\ud130<\/a>, \uace0\uc0c1\uc120 \uc628\ub3c4 217 \u00b0C \ubc0f \uc561\uc0c1\uc120 \uc628\ub3c4 220 \u00b0C\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4. 2026-10-21\uc5d0 \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>Indium Corporation, <a href=\"https:\/\/www.circuitnet.com\/news\/uploads\/1\/Testing_and_prevention_of_head-in-pillow_98672_R0.pdf\">\ud5e4\ub4dc\uc778\ud544\ub85c\uc6b0\uc758 \uac80\uc0ac \ubc0f \uc608\ubc29<\/a>, \ud5e4\ub4dc\uc778\ud544\ub85c\uc6b0\uc758 \ub4a4\ud2c0\ub9bc \ubc0f \uc0b0\ud654 \uba54\ucee4\ub2c8\uc998\uacfc \uad8c\uc7a5 \ub300\uc751\ucc45\uc5d0 \uad00\ud55c \uae30\uc220 \ub17c\ubb38\uc785\ub2c8\ub2e4. 2026-10-21\uc5d0 \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>IPC \/ Global Electronics Association, <a href=\"https:\/\/www.electronics.org\/meet-your-standards\">\ud45c\uc900\uc744 \ucda9\uc871\ud558\uc138\uc694<\/a>, IPC-A-610, J-STD-001 \ubc0f \uad00\ub828 \ud45c\uc900\uad70\uc758 \uc801\uc6a9 \ubc94\uc704\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4. 2026-10-21\uc5d0 \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>IPC, <em>IPC-A-610J: \uc804\uc790 \uc870\ub9bd\ud488\uc758 \ud569\uaca9 \uae30\uc900<\/em>, 2024\ub144\uc5d0 \ubc1c\ud589\ub418\uc5b4 \uac1c\uc815\ud310 H(2020)\ub97c \ub300\uccb4\ud569\ub2c8\ub2e4. IPC \ubc0f \ub2e4\uc74c\uc744 \ud3ec\ud568\ud55c \ub77c\uc774\uc120\uc2a4 \ud310\ub9e4\ucc98\uc5d0\uc11c \uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/webstore.ansi.org\/standards\/ipc\/ipc610j2024\">ANSI \uc6f9\uc2a4\ud1a0\uc5b4<\/a>.<\/li>\n\n\n\n<li>IPC\/JEDEC, <em>J-STD-020: \ube44\ubc00\ubd09 \uace0\uccb4 \ud45c\uba74 \uc2e4\uc7a5 \uc18c\uc790\uc758 \uc2b5\uae30\/\ub9ac\ud50c\ub85c\uc6b0 \ubbfc\uac10\ub3c4 \ubd84\ub958<\/em>, \ubb34\uc5f0 \ubd84\ub958 \ud504\ub85c\ud30c\uc77c\uc758 \ud55c\uacc4\uc640 \ubd84\ub958 \ucd5c\uace0 \uc628\ub3c4\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>IPC, <em>J-STD-005: \uc194\ub354 \ud398\uc774\uc2a4\ud2b8 \uc694\uad6c\uc0ac\ud56d<\/em>, Type 3(25~45 \u00b5m), Type 4(20~38 \u00b5m), Type 5(15~25 \u00b5m)\ub97c \ud3ec\ud568\ud55c \uc194\ub354 \ubd84\ub9d0 \uc785\ub3c4 \ubd84\ub958\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>IPC\/JEDEC, <em>J-STD-033: \uc2b5\uae30\/\ub9ac\ud50c\ub85c\uc6b0 \ubbfc\uac10 \ud45c\uba74 \uc2e4\uc7a5 \uc18c\uc790\uc758 \ucde8\uae09, \ud3ec\uc7a5, \uc6b4\uc1a1 \ubc0f \uc0ac\uc6a9<\/em>, \uc2b5\uae30 \uad00\ub828 \uc808\uc5d0\uc11c \uc5b8\uae09\ud55c \ubca0\uc774\ud0b9 \uc77c\uc815 \ubc0f \ubc14\ub2e5 \uc218\uba85 \uad00\ub9ac\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>IPC, <em>IPC-4761: \uc778\uc1c4 \ud68c\ub85c \uae30\ud310 \ube44\uc544 \uad6c\uc870 \ubcf4\ud638 \uc124\uacc4 \uac00\uc774\ub4dc<\/em>, \ubcf4\ub4dc \uc124\uacc4 \uc808\uc5d0\uc11c \uc5b8\uae09\ud55c \ube44\uc544 \ubcf4\ud638 \uc720\ud615\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc720\ub7fd\uc5f0\ud569 \uc9d1\ud589\uc704\uc6d0\ud68c, <a href=\"https:\/\/environment.ec.europa.eu\/topics\/waste-and-recycling\/rohs-directive_en\">RoHS \uc9c0\uce68<\/a>, \uc804\uae30\u00b7\uc804\uc790 \uc7a5\ube44 \ub0b4 \ub0a9 \uc0ac\uc6a9 \uc81c\ud55c \ubc0f \uba74\uc81c \uc81c\ub3c4\uc5d0 \uad00\ud55c \uc790\ub8cc\uc785\ub2c8\ub2e4. 2026-10-21\uc5d0 \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Reflow soldering is the process that attaches surface-mount components to a printed circuit board by heating stencilled solder paste until it melts, wets the component terminations and forms the joint on cooling. It is the primary assembly method for almost every modern electronic product, and it is the step where the most expensive mistakes become [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":24200,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"Reflow Soldering Guide: Process, Profile and Defects","_seopress_titles_desc":"PCB Reflow soldering explained step by step: zone-by-zone profiles, defect causes and the acceptance criteria that decide whether a joint passes.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"categories":[14,16],"tags":[],"class_list":["post-24198","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electronic-circuit","category-pcb-fabrication"],"acf":[],"meta_box":[],"_links":{"self":[{"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/posts\/24198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/comments?post=24198"}],"version-history":[{"count":0,"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/posts\/24198\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/media\/24200"}],"wp:attachment":[{"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/media?parent=24198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/categories?post=24198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lead-pcb.com\/ko\/wp-json\/wp\/v2\/tags?post=24198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}