{"id":23521,"date":"2026-09-07T10:04:41","date_gmt":"2026-09-07T10:04:41","guid":{"rendered":"https:\/\/lead-pcb.com\/?p=23521"},"modified":"2026-10-22T10:06:02","modified_gmt":"2026-10-22T10:06:02","slug":"controlled-impedance-pcb-guide","status":"publish","type":"post","link":"https:\/\/lead-pcb.com\/ko\/blog\/controlled-impedance-pcb-guide\/","title":{"rendered":"\uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4 PCB \uc124\uacc4: \uc801\uce35 \uad6c\uc870, \uc0ac\uc591 \ubc0f \ud14c\uc2a4\ud2b8"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4\ub780 PCB \ud2b8\ub808\uc774\uc2a4\ub97c \uc124\uacc4\ud558\uace0 \uc81c\uc870\ud558\uc5ec \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uac00 \uc9c0\uc815\ub41c \ubaa9\ud45c\uac12\uacfc \ud5c8\uc6a9 \uc624\ucc28\ub97c \ucda9\uc871\ud558\ub3c4\ub85d \ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uacb0\uacfc\ub294 \ub3c4\uccb4 \ud615\uc0c1, \uc720\uc804\uccb4 \uad6c\uc131 \ubc0f \uae30\uc900\uba74\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc644\uc804\ud55c \uc694\uad6c\uc0ac\ud56d\uc5d0\ub294 \uc81c\uc870\uc5c5\uccb4\uac00 \uc644\uc131\ub41c \uad6c\uc870\ub97c \uc5b4\ub5bb\uac8c \uac80\uc99d\ud560\uc9c0\ub3c4 \uba85\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e8\uc21c\ud788 \u201c50\uc634\u201d\uc774\ub77c\uace0\ub9cc \uc801\ud78c \uba54\ubaa8\ub294 \uc911\uc694\ud55c \uacb0\uc815\uc744 \ubbf8\ub904 \ub461\ub2c8\ub2e4. \uc5b4\ub5a4 \ub137\uacfc \ub808\uc774\uc5b4\uc5d0 \uc801\uc6a9\ub418\ub098\uc694? \ubaa9\ud45c\uac12\uc740 \ub2e8\uc77c \uc885\ub2e8\uc778\uac00\uc694, \ucc28\ub3d9\uc778\uac00\uc694? \uc81c\uc870\uc5c5\uccb4\uac00 \ud2b8\ub808\uc774\uc2a4 \ud3ed\uc744 \ubcc0\uacbd\ud574\ub3c4 \ub418\ub098\uc694? \uc5b4\ub5a4 \uce21\uc815 \uacb0\uacfc\ub97c \ud569\uaca9\uc73c\ub85c \ubcfc\uae4c\uc694?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \uacb0\uc815\uc740 \ud68c\ub85c \uc124\uacc4\uc640 \uc0dd\uc0b0 \uc8fc\ubb38\uc744 \uc5f0\uacb0\ud569\ub2c8\ub2e4. \ubcf4\ub4dc \uc81c\uc791 \ud30c\uc77c\uc744 \uc804\ub2ec\ud558\uae30 \uc804\uc5d0 \ud569\uc758\ud558\uc138\uc694.<\/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>\uc2e0\ud638\uc758 \uc5d0\uc9c0 \uc2dc\uac04\uacfc \uc804\ud30c \uc9c0\uc5f0\uc744 \ud3c9\uac00\ud558\uc138\uc694. \ud074\ub85d \uc8fc\ud30c\uc218\ub9cc\uc73c\ub85c \uc784\ud53c\ub358\uc2a4 \uc81c\uc5b4\uc758 \ud544\uc694\uc131\uc774 \uacb0\uc815\ub418\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc784\ud53c\ub358\uc2a4 \ubaa8\ub4dc, \ub137 \ud074\ub798\uc2a4, \uc2e0\ud638 \ub808\uc774\uc5b4, \uae30\uc900\uba74, \ubaa9\ud45c\uac12 \ubc0f \ud5c8\uc6a9 \uc624\ucc28\ub97c \ud568\uaed8 \uc9c0\uc815\ud558\uc138\uc694.<\/li>\n\n\n\n<li>\uc644\uc131\ub41c \ud2b8\ub808\uc774\uc2a4 \ud615\uc0c1\uc774 \uc2e4\uc81c \uc7ac\ub8cc \uad6c\uc131 \ubc0f \uc0dd\uc0b0 \uc801\uce35 \uad6c\uc870\uc640 \uc77c\uce58\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694.<\/li>\n\n\n\n<li>\uc81c\uc791 \uc804\uc5d0 \ud14c\uc2a4\ud2b8 \ucfe0\ud3f0, TDR \uce21\uc815 \ubc29\ubc95, \uce21\uc815 \uad6c\uac04, \uc0d8\ud50c\ub9c1 \ubc0f \ud569\uaca9 \uae30\uc900\uc744 \ud569\uc758\ud558\uc138\uc694.<\/li>\n\n\n\n<li>\ucfe0\ud3f0 \ud569\uaca9 \uacb0\uacfc\ub294 \uacf5\uc815 \uac80\uc99d\uc5d0 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ubc30\uc120\ub41c \ubaa8\ub4e0 \ub137\uc774\ub098 \uc804\uccb4 \ucc44\ub110\uc744 \uc778\uc99d\ud558\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">PCB \ud2b8\ub808\uc774\uc2a4\uc5d0 \uc784\ud53c\ub358\uc2a4 \uc81c\uc5b4\uac00 \ud544\uc694\ud55c \uacbd\uc6b0\ub294 \uc5b8\uc81c\uc778\uac00\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc778\ud130\ud398\uc774\uc2a4\uc5d0\uc11c \uc694\uad6c\ud558\uac70\ub098 \uc804\uc1a1\uc120 \ud6a8\uacfc\uac00 \uc2e0\ud638\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uacbd\uc6b0 PCB \uc784\ud53c\ub358\uc2a4 \uc81c\uc5b4\ub97c \uc801\uc6a9\ud558\uc138\uc694. \uc7a5\uce58\uc758 \ub808\uc774\uc544\uc6c3 \uc9c0\uce68\uacfc \uc804\uae30\uc801 \uc694\uad6c\uc0ac\ud56d\uc744 \ud655\uc778\ud55c \ub2e4\uc74c, \ubc30\uc120 \uacbd\ub85c\uc758 \uc804\ud30c \uc9c0\uc5f0\uc744 \uad00\ub828 \uc2e0\ud638 \uc911 \uac00\uc7a5 \ube60\ub978 \uc0c1\uc2b9 \uc2dc\uac04 \ub610\ub294 \ud558\uac15 \uc2dc\uac04\uacfc \ube44\uad50\ud558\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc5d0\uc9c0 \uc2dc\uac04\uacfc \uc804\ud30c \uc9c0\uc5f0 \ube44\uad50<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud074\ub85d\uc758 \ubc18\ubcf5\ub960\uacfc \uc5d0\uc9c0 \uc2dc\uac04\uc740 \uc11c\ub85c \ub2e4\ub978 \ud2b9\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uac19\uc740 \ud074\ub85d \uc8fc\ud30c\uc218\ub85c \ub3d9\uc791\ud558\ub294 \ub450 \ub4dc\ub77c\uc774\ubc84\ub3c4 \uc0c1\uc2b9 \uc2dc\uac04\uc740 \ud06c\uac8c \ub2e4\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4. Tektronix\uc758 <a href=\"https:\/\/www.tek.com\/de\/documents\/whitepaper\/probe-card-tutorial\">\ud504\ub85c\ube0c \uce74\ub4dc \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294<\/a> \ubc18\ubcf5 \uc8fc\ud30c\uc218\uc640 \ud384\uc2a4 \ud615\ud0dc\ub97c \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc694\ud55c \ub300\uc5ed\ud3ed\uc744 \uad6c\ubd84\ud569\ub2c8\ub2e4. \uc5d0\uc9c0\uac00 \ube60\ub97c\uc218\ub85d \ub354 \ub192\uc740 \uc8fc\ud30c\uc218 \uc131\ubd84\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\uc2dc \uacc4\uc0b0\uc744 \uc704\ud574 \uc804\ud30c \uc18d\ub3c4\ub97c \ub2e4\uc74c\uacfc \uac19\uc774 \uac00\uc815\ud569\ub2c8\ub2e4. <strong>150 mm\/ns<\/strong>:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub2e8\ubc29\ud5a5 \uc9c0\uc5f0 = \ubc30\uc120 \uae38\uc774 \u00f7 \uc18d\ub3c4 = 30 mm \u00f7 150 mm\/ns = 0.2 ns.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc9c0\uc5f0\uc740 5ns \uc5d0\uc9c0\ubcf4\ub2e4 0.5ns \uc5d0\uc9c0\uc5d0\uc11c \ucc28\uc9c0\ud558\ub294 \ube44\uc728\uc774 \ud6e8\uc52c \ud07d\ub2c8\ub2e4. \uac00\uc815\ud55c \uc18d\ub3c4\ub294 \uacc4\uc0b0 \uc608\uc2dc\ub97c \uc704\ud55c \uc785\ub825\uac12\uc774\uc9c0, \ubaa8\ub4e0 FR-4\uc5d0 \ubcf4\ud3b8\uc801\uc73c\ub85c \uc801\uc6a9\ub418\ub294 \ud2b9\uc131\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc124\uacc4\ub97c \ud3c9\uac00\ud560 \ub54c\ub294 \uc2e4\uc81c \uc801\uce35 \uad6c\uc870\uc758 \uc9c0\uc5f0\uc744 \uc0ac\uc6a9\ud558\uc138\uc694. \ubaa8\ub4e0 \ubcf4\ub4dc\uc5d0 \uc801\uc6a9\ub418\ub294 \ub2e8\uc77c \ud074\ub85d \uc8fc\ud30c\uc218 \uae30\uc900\uc740 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc778\ud130\ud398\uc774\uc2a4 \ubc0f \uc7a5\uce58 \uc694\uad6c\uc0ac\ud56d \uc900\uc218<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \uc778\ud130\ud398\uc774\uc2a4\uc758 \ud544\uc218 \uc784\ud53c\ub358\uc2a4, \ud5c8\uc6a9 \uc624\ucc28, \ubc30\uc120 \ud1a0\ud3f4\ub85c\uc9c0 \ubc0f \uc885\ub2e8 \ubc29\uc2dd\uc744 \uae30\ub85d\ud558\uc138\uc694. \ud574\ub2f9 \uc7a5\uce58\uc640 \uc778\ud130\ud398\uc774\uc2a4\uc758 \uad6c\uccb4\uc801\uc778 \uac1c\uc815\ud310\uc744 \ud655\uc778\ud558\uc138\uc694. \uc138\ub300\ub098 \ud1a0\ud3f4\ub85c\uc9c0\uac00 \ub2e4\ub978 \uc124\uacc4\uc5d0 \uc774\uc804 \ubaa9\ud45c\uac12\uc744 \uc801\uc6a9\ud560 \ub54c\ub294 \ubc18\ub4dc\uc2dc \ub2e4\uc2dc \uac80\ud1a0\ud558\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub808\uc774\uc5b4 \ubcc0\uacbd, \uae30\uc900\uba74\uc758 \uac04\uadf9, \ucee4\ub125\ud130 \ubc0f \ube44\uc544\ub3c4 \uc0b4\ud3b4\ubcf4\uc138\uc694. \uae38\uace0 \uade0\uc77c\ud55c \ud2b8\ub808\uc774\uc2a4\ub97c \uc81c\uc5b4\ud574\ub3c4 \uc2e0\ud638 \uacbd\ub85c\uc758 \ub2e4\ub978 \uc704\uce58\uc5d0 \uc788\ub294 \ubd88\uc5f0\uc18d\uc131\uc774 \uc5c6\uc5b4\uc9c0\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ub2e8\uc77c \uc885\ub2e8 \uc784\ud53c\ub358\uc2a4, \ucc28\ub3d9 \uc784\ud53c\ub358\uc2a4 \ubc0f \uc784\ud53c\ub358\uc2a4 \ub9e4\uce6d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uce58\ub97c \uc9c0\uc815\ud558\uae30 \uc804\uc5d0 \uc784\ud53c\ub358\uc2a4 \ubaa8\ub4dc\ub97c \uba85\uc2dc\ud558\uc138\uc694. 50\uc634 \ub2e8\uc77c \uc885\ub2e8 \uc120\ub85c\uc640 100\uc634 \ucc28\ub3d9 \uc30d\uc740 \uc218\uce58\uc0c1 \ud3b8\ub9ac\ud55c \uad00\uacc4\ucc98\ub7fc \ubcf4\uc5ec\ub3c4 \uc11c\ub85c \ub2e4\ub978 \uc804\uae30\uc801 \uad6c\uc870\ub97c \ub098\ud0c0\ub0c5\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\">\uc694\uad6c \uc0ac\ud56d<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub098\ud0c0\ub0b4\ub294 \ud56d\ubaa9<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc9c0\uc815\ud560 \ud56d\ubaa9<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub2e8\uc77c \uc885\ub2e8 \uc784\ud53c\ub358\uc2a4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uae30\uc900 \uad6c\uc870\uc5d0 \ub300\ud55c \ub2e8\uc77c \uc2e0\ud638 \ub3c4\uccb4\uc758 \uc784\ud53c\ub358\uc2a4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2e0\ud638 \ub808\uc774\uc5b4, \uae30\uc900\uba74, \ud2b8\ub808\uc774\uc2a4 \ud615\uc0c1, \ubaa9\ud45c\uac12 \ubc0f \ud5c8\uc6a9 \uc624\ucc28<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucc28\ub3d9 \uc784\ud53c\ub358\uc2a4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\uae30\ub294 \uac19\uace0 \uadf9\uc131\uc740 \ubc18\ub300\uc778 \uc2e0\ud638\ub85c \uad6c\ub3d9\ub418\ub294 \ud55c \uc30d\uc758 \ub3c4\uccb4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub450 \ud2b8\ub808\uc774\uc2a4, \ud2b8\ub808\uc774\uc2a4 \uac00\uc7a5\uc790\ub9ac \uac04 \uac04\uaca9, \uae30\uc900 \uad6c\uc870, \ubaa9\ud45c\uac12 \ubc0f \ud5c8\uc6a9 \uc624\ucc28<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc784\ud53c\ub358\uc2a4 \ub9e4\uce6d<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc18c\uc2a4, \uc0c1\ud638 \uc5f0\uacb0\ubd80 \ubc0f \ubd80\ud558 \uc0ac\uc774\uc758 \uad00\uacc4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub4dc\ub77c\uc774\ubc84 \ub3d9\uc791, \uc120\ub85c \uc784\ud53c\ub358\uc2a4, \ubd80\ud558 \ubc0f \uc885\ub2e8 \ubc29\uc2dd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\uacb0\ud569\uc740 \ucc28\ub3d9 \uacb0\uacfc\uc5d0 \uc601\ud5a5\uc744 \uc90d\ub2c8\ub2e4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ucc28\ub3d9 \uc784\ud53c\ub358\uc2a4\uac00 \ubd84\ub9ac\ub41c \ub2e8\uc77c \ud2b8\ub808\uc774\uc2a4 \uc784\ud53c\ub358\uc2a4\uc758 \ub450 \ubc30\uc778 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ub450 \ud2b8\ub808\uc774\uc2a4\uc758 \uc804\uc790\uae30\uc7a5\uc774 \uc11c\ub85c \uc601\ud5a5\uc744 \uc8fc\uba70 \uac04\uaca9\ub3c4 \uacb0\uacfc\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc194\ubc84\ub294 \ubc18\ub300 \uadf9\uc131\uc73c\ub85c \uad6c\ub3d9\ud560 \ub54c \ud640\uc218 \ubaa8\ub4dc \uc784\ud53c\ub358\uc2a4\ub97c, \uac19\uc740 \uadf9\uc131\uc73c\ub85c \uad6c\ub3d9\ud560 \ub54c \uc9dd\uc218 \ubaa8\ub4dc \uc784\ud53c\ub358\uc2a4\ub97c \ud45c\uc2dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc81c\uc870 \ub3c4\uba74\uc5d0 \uc218\uce58\ub97c \uc62e\uae30\uae30 \uc804\uc5d0 \uc194\ubc84\uac00 \uc5b4\ub5a4 \uac12\uc744 \ud45c\uc2dc\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uaddc\uaca9\uc5d0 \ub9de\ub294 \ud2b8\ub808\uc774\uc2a4\uc5d0\uc11c\ub3c4 \uc2e0\ud638\uac00 \ubc18\uc0ac\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc784\ud53c\ub358\uc2a4 \uc81c\uc5b4\ub294 \uc81c\uc870\ub41c \uc120\ub85c\uc758 \ud2b9\uc131\uc744 \uaddc\uc815\ud569\ub2c8\ub2e4. \ub9e4\uce6d\uc740 \ud574\ub2f9 \uc120\ub85c\ub97c \ub458\ub7ec\uc2fc \uc2dc\uc2a4\ud15c\uc744 \ub2e4\ub8f9\ub2c8\ub2e4. \ud2b8\ub808\uc774\uc2a4\uac00 \uc81c\uc870 \ubaa9\ud45c\ub97c \ucda9\uc871\ud558\ub354\ub77c\ub3c4 \ubd80\uc801\uc808\ud55c \uc885\ub2e8\uc774\ub098 \ucee4\ub125\ud130\ub85c \uc778\ud574 \ubc18\uc0ac\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Texas Instruments\uc758 <a href=\"https:\/\/www.ti.com\/video\/6307564100112\">PCB \ud2b8\ub808\uc774\uc2a4 \uc784\ud53c\ub358\uc2a4 \ub9e4\uce6d<\/a> \uac15\uc758\uc5d0\uc11c\ub294 \ud615\uc0c1\uc774 \ud2b8\ub808\uc774\uc2a4 \uc784\ud53c\ub358\uc2a4\ub97c \uacb0\uc815\ud558\ub294 \ubc29\uc2dd\uacfc \ub4dc\ub77c\uc774\ubc84\uc640 \ud2b8\ub808\uc774\uc2a4 \uac04 \ub9e4\uce6d\uc774 \uc0c1\uc2b9 \uc2dc\uac04, \uc624\ubc84\uc288\ud2b8 \ubc0f \ub9c1\uc789\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ud2b8\ub808\uc774\uc2a4\uc5d0 \ud2b9\uc815 \uc784\ud53c\ub358\uc2a4\uac00 \uc9c0\uc815\ub418\uc5b4 \uc788\ub2e4\ub294 \uc774\uc720\ub9cc\uc73c\ub85c \uc800\ud56d\uc744 \ucd94\uac00\ud558\uc9c0 \ub9d0\uace0, \uc2e4\uc81c \ub4dc\ub77c\uc774\ubc84\uc640 \ubd80\ud558 \ubc0f \ud1a0\ud3f4\ub85c\uc9c0\ub97c \ubc14\ud0d5\uc73c\ub85c \uc885\ub2e8 \ubc29\uc2dd\uc744 \uc120\ud0dd\ud558\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc801\uce35 \uad6c\uc870\uc640 \ud2b8\ub808\uc774\uc2a4 \ud615\uc0c1\uc774 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\ub97c \uacb0\uc815\ud558\ub294 \ubc29\uc2dd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b8\ub808\uc774\uc2a4 \ud3ed\uc740 \ub2e8\uba74 \uad6c\uc870\uac00 \uc815\ud574\uc838 \uc788\uc744 \ub54c\ub9cc \uc758\ubbf8\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc804\uacc4 \ud615\uc0c1\uacfc \uc720\uc804\uccb4 \ud2b9\uc131\uc774 \ub2e4\ub974\ubbc0\ub85c \uac19\uc740 \ud3ed\uc774\ub77c\ub3c4 \uc801\uce35 \uad6c\uc870\uac00 \ub2e4\ub974\uba74 \uc784\ud53c\ub358\uc2a4\uac00 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Analog Devices\uc758 <a href=\"https:\/\/www.analog.com\/en\/resources\/analog-dialogue\/articles\/design-reliable-digital-interfaces.html\">\uc5f0\uc18d \uadfc\uc0ac ADC\ub97c \uc704\ud55c \uc2e0\ub8b0\uc131 \ub192\uc740 \ub514\uc9c0\ud138 \uc778\ud130\ud398\uc774\uc2a4 \uc124\uacc4<\/a> \uc790\ub8cc\uc5d0\uc11c\ub294 \uc784\ud53c\ub358\uc2a4 \uacc4\uc0b0\uc5d0 \ud544\uc694\ud55c \uc785\ub825\uac12\uc73c\ub85c \uc804\uc1a1\uc120 \ubaa8\ub378, \uc720\uc804\uccb4 \ud2b9\uc131, \ub3c4\uccb4 \uce58\uc218 \ubc0f \uac04\uaca9\uc744 \uc81c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub9c8\uc774\ud06c\ub85c\uc2a4\ud2b8\ub9bd \ubc0f \uc2a4\ud2b8\ub9bd\ub77c\uc778 \uae30\uc900 \uad6c\uc870<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9c8\uc774\ud06c\ub85c\uc2a4\ud2b8\ub9bd\uc740 \uae30\uc900\uba74 \uc704\ucabd\uc758 \uc678\uce35\uc5d0 \ubc30\uc120\ub429\ub2c8\ub2e4. \uc804\uacc4\ub294 \uae30\ud310\uacfc \uc8fc\ubcc0 \ubb3c\uc9c8\uc744 \ud1b5\uacfc\ud574 \ud37c\uc9c0\uba70, \uc194\ub354 \ub9c8\uc2a4\ud06c\uac00 \uc788\ub294 \uacbd\uc6b0 \uadf8 \uc548\uc5d0\ub3c4 \ud37c\uc9d1\ub2c8\ub2e4. \uc2a4\ud2b8\ub9bd\ub77c\uc778\uc740 \uae30\uc900\uba74 \uc0ac\uc774\uc758 \uae30\ud310 \ub0b4\ubd80\uc5d0 \ubc30\uc120\ub418\uba70, \uc804\uacc4\ub294 \uc720\uc804\uccb4 \uad6c\uc870 \uc548\uc5d0 \uac07\ud799\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"604\" src=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-cross-sections-1024x604.webp\" alt=\"Controlled impedance PCB cross-sections showing an outer microstrip and an internal stripline between reference planes.\" class=\"wp-image-24264\" srcset=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-cross-sections-1024x604.webp 1024w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-cross-sections-300x177.webp 300w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-cross-sections-768x453.webp 768w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-cross-sections-18x12.webp 18w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-cross-sections.webp 1440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>\uac1c\ub150\uc801\uc778 \ub2e8\uba74\ub3c4\uc774\uba70 \uc2e4\uc81c \ud06c\uae30 \ube44\uc728\uacfc\ub294 \ub2e4\ub985\ub2c8\ub2e4. \uc2e4\uc81c \uad6c\uc870\ub294 \ube44\ub300\uce6d\uc77c \uc218 \uc788\uc73c\uba70, \uc194\ub354 \ub9c8\uc2a4\ud06c\uce35\uc774 \uc788\uc73c\uba74 \uc678\uce35 \ubaa8\ub378\uc774 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5f0\uc18d\uc801\uc778 \uae30\uc900\uba74\uc740 \uc758\ub3c4\ud55c \ub9ac\ud134 \uacbd\ub85c \uad6c\uc870\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc2e0\ud638 \uacbd\ub85c \uc544\ub798\uc5d0\uc11c \uae30\uc900\uba74\uc774 \ubd84\ud560\ub418\uac70\ub098 \ub204\ub77d\ub418\uba74 \uadf8 \uad6c\uc870\uac00 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc2e0\ud638\uac00 \uce35\uc744 \ubc14\uafb8\ub294 \uacf3\uc5d0\uc11c\ub294 \ub9ac\ud134 \uacbd\ub85c\ub3c4 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uade0\uc77c\ud55c \ub2e8\uba74 \uacc4\uc0b0\uc73c\ub85c\ub294 \uc804\uc774 \uad6c\uac04 \uc804\uccb4\ub97c \ubaa8\ub378\ub9c1\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc7ac\ub8cc \ud2b9\uc131, \uc644\uc131\ub41c \uad6c\ub9ac \ubc0f \uc194\ub354 \ub9c8\uc2a4\ud06c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd84\uc11d \uc8fc\ud30c\uc218\uc5d0 \uc801\ud569\ud55c \uc801\uce35 \uad6c\uc131\uacfc \uc720\uc804 \ud2b9\uc131\uc744 \uc0ac\uc6a9\ud558\uc138\uc694. Dk\ub294 \uc7ac\ub8cc\uc758 \uc0c1\ub300 \uc720\uc804\uc728\ub85c, \ud754\ud788 \uc720\uc804 \uc0c1\uc218\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4. \u201cFR-4\u201d\ub294 \ud558\ub098\uc758 \uace0\uc815\ub41c Dk\ub97c \ub73b\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc7ac\ub8cc\uad70\uc744 \uac00\ub9ac\ud0b5\ub2c8\ub2e4. <a href=\"https:\/\/lead-pcb.com\/ko\/blog\/pcb-material-guide\/\">PCB \uc7ac\ub8cc \ud2b9\uc131 \ubc0f \uc120\ud0dd \uac00\uc774\ub4dc<\/a> \uc5d0\uc11c\ub294 \uc801\uce35 \uad6c\uc131\uacfc \uc6b4\uc6a9 \uc694\uad6c\uc0ac\ud56d\uc774 \uc911\uc694\ud55c \uc774\uc720\ub97c \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sierra Circuits\uc758 <a href=\"https:\/\/www.protoexpress.com\/blog\/controlled-impedance-really-matters\/\">\uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4\uac00 \uc815\ub9d0 \uc911\uc694\ud55c \uc774\uc720<\/a> \uc5d0\uc11c\ub294 \uc120\ud3ed, \uc720\uc804\uccb4 \uac04\uaca9 \ubc0f Dk\uc758 \uc601\ud5a5\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ub2e4\ub978 \uc785\ub825\uac12\uc744 \uace0\uc815\ud55c \uc0c1\ud0dc\uc5d0\uc11c \ud615\uc0c1\uc774 \uc815\ud574\uc838 \uc788\ub2e4\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\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\">\ubcc0\uacbd \uc0ac\ud56d<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \uc601\ud5a5<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc870\uac74<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud2b8\ub808\uc774\uc2a4 \ud3ed \uc99d\uac00<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud2b9\uc131 \uc784\ud53c\ub358\uc2a4 \uac10\uc18c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5d0\uce6d \uc644\ub8cc \ud6c4\uc758 \ub2e8\uba74 \ud615\uc0c1\uc744 \ubaa8\ub378\ub9c1<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud2b8\ub808\uc774\uc2a4\uc640 \uae30\uc900\uba74 \uc0ac\uc774\uc758 \uac70\ub9ac \uc99d\uac00<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc784\ud53c\ub358\uc2a4 \uc99d\uac00<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub2e4\ub978 \uae30\uc900\uba74\uacfc\uc758 \uad00\uacc4\ub97c \uc77c\uad00\ub418\uac8c \uc720\uc9c0<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc720\uc804\uc728 \uc99d\uac00<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc784\ud53c\ub358\uc2a4 \uac10\uc18c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc801\uc808\ud55c \uc7ac\ub8cc \ubc0f \uc801\uce35 \uad6c\uc131 \ub370\uc774\ud130 \uc0ac\uc6a9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucc28\ub3d9\uc30d \uac04\uaca9 \uac10\uc18c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc73c\ub85c \ucc28\ub3d9 \uc784\ud53c\ub358\uc2a4 \uac10\uc18c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacb0\ud569 \uc815\ub3c4\ub294 \uc804\uccb4 \ud615\uc0c1\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d0<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uad6c\ub9ac \ub450\uaed8 \ub610\ub294 \uc194\ub354 \ub9c8\uc2a4\ud06c \ubcc0\uacbd<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc784\ud53c\ub358\uc2a4 \ubcc0\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc644\uc131\ub41c \uc2e4\uc81c \uad6c\uc870\ub97c \ubaa8\ub378\uc5d0 \ud3ec\ud568<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc804\uccb4 \uae30\ud310 \ub450\uaed8\ub9cc \uc9c0\uc815\ud558\uc9c0 \ub9d0\uace0 \uae30\uc900\uba74\uae4c\uc9c0\uc758 \uc720\uc804\uccb4 \uac04\uaca9\uc744 \uc9c0\uc815\ud558\uc138\uc694. \uc678\uce35 \ub3c4\uccb4\uc758 \uacbd\uc6b0, \ucd08\uae30 \ub3d9\ubc15\uacfc \ub3c4\uae08 \uc644\ub8cc \ud6c4\uc758 \uad6c\ub9ac \ub450\uaed8\ub97c \uad6c\ubd84\ud574\uc57c \ud569\ub2c8\ub2e4. \uc5d0\uce6d \ud6c4\uc5d0\ub294 \ub2e8\uc21c \uacc4\uc0b0\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc9c1\uc0ac\uac01\ud615\uc774 \uc544\ub2c8\ub77c \uc0ac\ub2e4\ub9ac\uaf34 \ub3c4\uccb4\uac00 \ub420 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc784\ud53c\ub358\uc2a4 \uacc4\uc0b0\uae30\ub85c \ucd94\uc815\ud560 \uc218 \uc788\ub294 \ud56d\ubaa9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc0ac\uc6a9 <a href=\"https:\/\/lead-pcb.com\/ko\/tools\/pcb-impedance-calculator\/\">PCB \uc784\ud53c\ub358\uc2a4 \uacc4\uc0b0\uae30<\/a> \ub97c \uc0ac\uc6a9\ud574 \ucd08\uae30 \uce58\uc218\uc640 \ubbfc\uac10\ub3c4\ub97c \ud655\uc778\ud558\uc138\uc694. \uacc4\uc0b0\uae30\uc758 \ud615\uc0c1\uacfc \uac00\uc815\uc744 \uae30\ub85d\ud558\uc138\uc694. \uacbd\ud5d8\uc2dd \uae30\ubc18 \ucd94\uc815\uc740 \uc0dd\uc0b0 \uc801\uce35 \uad6c\uc131\uc5d0 \ub300\ud55c \uc81c\uc870\uc5c5\uccb4 \uac80\ud1a0\ub97c \ub300\uccb4\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\uc870\uc5c5\uccb4\uc5d0 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc7ac\ub8cc, \uc555\ucc29 \ud6c4 \uc720\uc804\uccb4 \ub450\uaed8, \uc644\uc131\ub41c \uad6c\ub9ac \ub450\uaed8 \ubc0f \uad6c\ud604 \uac00\ub2a5\ud55c \ud615\uc0c1\uc744 \ud655\uc778\ud574 \ub2ec\ub77c\uace0 \uc694\uccad\ud558\uc138\uc694. <a href=\"https:\/\/lead-pcb.com\/ko\/pcb-manufacturing\/fr-4-pcb\/\">FR-4 PCB \uc81c\uc870 \ud398\uc774\uc9c0<\/a> \uc5d0\uc11c\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uac80\ud1a0\ub97c \uc804\uc81c\ub85c \ud55c \uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4 \uc9c0\uc6d0\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ud2b8\ub808\uc774\uc2a4 \ud3ed\uc774 \ubcc0\uacbd\ub420 \uc218 \uc788\ub294 \uacbd\uc6b0, \uace0\ubc00\ub3c4 \uc601\uc5ed\uc5d0 \ubc30\uc120\ud558\uae30 \uc804\uc5d0 \uc801\uce35 \uad6c\uc131\uc744 \ud655\uc815\ud558\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4 \uc81c\uc870 \uc0ac\uc591 \uc791\uc131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\ud589 \uac00\ub2a5\ud55c \uc0ac\uc591\uc740 \uc804\uae30\uc801 \uc694\uad6c\uc0ac\ud56d\uc744 \uc2dd\ubcc4 \uac00\ub2a5\ud55c \ub124\ud2b8\uc640 \ubb3c\ub9ac\uc801 \uad6c\uc870\uc5d0 \uc5f0\uacb0\ud569\ub2c8\ub2e4. \ud574\ub2f9 \uc694\uad6c\uc0ac\ud56d\uc744 \uad00\ub9ac \ub300\uc0c1 \ub3c4\uba74\uc774\ub098 \ud45c\uc5d0 \uae30\ub85d\ud558\uace0, \uadf8 \uac1c\uc815 \ubc84\uc804\uc744 \uc81c\uc870 \ub370\uc774\ud130\uc640 \uc77c\uce58\uc2dc\ud0a4\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc784\ud53c\ub358\uc2a4 \ud45c \uc791\uc131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc758 <strong>\uac00\uc0c1 \uc778\uacc4 \uc608\uc2dc\ub294 \uae30\ub85d \ud615\uc2dd\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4<\/strong>. \uce58\uc218\ub294 \uc608\uc2dc\uc6a9\uc73c\ub85c \uc784\uc758 \uc791\uc131\ud55c \uac12\uc774\uba70 \uacc4\uc0b0\uc73c\ub85c \ub3c4\ucd9c\ub41c \ud615\uc0c1\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ub530\ub77c\uc11c \uba85\uc2dc\ub41c \ubaa9\ud45c\uac00 \ub2ec\uc131\ub41c\ub2e4\ub294 \uac83\uc744 \uc785\uc99d\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc81c\uc870\uc5c5\uccb4\uac00 \uac80\uc99d\ub41c \uc801\uce35 \uad6c\uc131\uc744 \uc81c\uacf5\ud558\uace0 \uc124\uacc4 \ucc45\uc784\uc790\uac00 \uc2b9\uc778\ud560 \ub54c\uae4c\uc9c0 \ub450 \ud589 \ubaa8\ub450 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubcf4\ub958 \uc0c1\ud0dc\ub85c \uc720\uc9c0\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\">\ud544\ub4dc<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc608\uc2dc A<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc608\uc2dc B<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub124\ud2b8 \ud074\ub798\uc2a4<\/td><td class=\"has-text-align-left\" data-align=\"left\">CTRL_SE<\/td><td class=\"has-text-align-left\" data-align=\"left\">DATA_DIFF<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc2e0\ud638\uce35<\/td><td class=\"has-text-align-left\" data-align=\"left\">L1<\/td><td class=\"has-text-align-left\" data-align=\"left\">L1<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uae30\uc900\uba74<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f0\uc18d L2 \uc811\uc9c0\uba74<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f0\uc18d L2 \uc811\uc9c0\uba74<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubaa8\ub4dc \ubc0f \ubaa9\ud45c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub2e8\uc77c \uc885\ub2e8, 50 \u03a9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucc28\ub3d9, 100 \u03a9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud5c8\uc6a9 \uc624\ucc28<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u00b110%, \uc608\uc2dc\uc6a9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u00b110%, \uc608\uc2dc\uc6a9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">CAD \ud2b8\ub808\uc774\uc2a4 \ud3ed<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.150 mm<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud2b8\ub808\uc774\uc2a4\ub2f9 0.150 mm<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc81c\uc548\ub41c \uc644\uc131 \ud3ed<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.160 mm, \uac80\uc99d\ub418\uc9c0 \uc54a\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud2b8\ub808\uc774\uc2a4\ub2f9 0.160 mm, \uac80\uc99d\ub418\uc9c0 \uc54a\uc74c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc30d \uac04 \uac00\uc7a5\uc790\ub9ac \uac04\uaca9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud574\ub2f9 \uc5c6\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.150 mm, \uac80\uc99d\ub418\uc9c0 \uc54a\uc74c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uae30\ud310 \uad6c\uc131 \uae30\ub85d<\/td><td class=\"has-text-align-left\" data-align=\"left\">STACK-A, \ub9ac\ube44\uc804 A; \uc81c\uc548 \ud544\uc694<\/td><td class=\"has-text-align-left\" data-align=\"left\">STACK-A, \ub9ac\ube44\uc804 A; \uc81c\uc548 \ud544\uc694<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubcc0\uacbd \ud5c8\uc6a9 \ubc94\uc704<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc11c\uba74 \uc2b9\uc778 \uc804\uc5d0\ub294 \ud5c8\uc6a9 \uc548 \ub428<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc11c\uba74 \uc2b9\uc778 \uc804\uc5d0\ub294 \ud5c8\uc6a9 \uc548 \ub428<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uac80\uc99d \uc694\uccad<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub300\ud45c \ub2e8\uc77c \uc885\ub2e8 \ucfe0\ud3f0 \ubc0f \ubcf4\uace0\uc11c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub300\ud45c \ucc28\ub3d9 \ucfe0\ud3f0 \ubc0f \ubcf4\uace0\uc11c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucd9c\uace0 \uc0c1\ud0dc<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\ub958<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\ub958<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc6b4\ub85c\ub4dc: <a href=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-handoff-template.csv\">\ube48 \uc784\ud53c\ub358\uc2a4 \uc778\uacc4 \ud15c\ud50c\ub9bf<\/a> \uadf8\ub9ac\uace0 <a href=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/impedance-handoff-example.csv\">\uc791\uc131 \uc608\uc2dc<\/a> \ud504\ub85c\uc81d\ud2b8\uc5d0 \ub9de\uac8c \uae30\ub85d\uc744 \uc870\uc815\ud558\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ud310 \uad6c\uc131 \uae30\ub85d\uc5d0\ub294 \ub77c\ubbf8\ub124\uc774\ud2b8\/\ud504\ub9ac\ud504\ub808\uadf8, \uad00\ub828 Dk\uc640 \uadf8 \uadfc\uac70, \uc720\uc804\uccb4 \uac04\uaca9, \uc644\uc131\ub41c \uad6c\ub9ac \ub450\uaed8 \ubc0f \ub9c8\uc2a4\ud06c \uac00\uc815\uc744 \uba85\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4. \uc81c\uc791\uc5c5\uccb4\uac00 \uc81c\uc548\ud55c \uc644\uc131 \ud3ed\uc740 CAD \uc544\ud2b8\uc6cc\ud06c \ud3ed\uacfc \ubcc4\ub3c4\ub85c \uae30\ub85d\ud558\uc138\uc694. \ud558\ub098\uc758 \ub124\ud2b8\uac00 \uc5ec\ub7ec \ud615\uc0c1\uc774\ub098 \ub808\uc774\uc5b4\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ud2b8\ub808\uc774\uc2a4 \uc2dd\ubcc4\uc790\ub97c \ud3ec\ud568\ud558\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc30d \uac04\uaca9\uc740 \uac00\uc7a5\uc790\ub9ac\uc640 \uac00\uc7a5\uc790\ub9ac \uc0ac\uc774\uc758 \uac70\ub9ac\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. <strong>\ub450 \ub3c4\uccb4 \uc0ac\uc774\uc758<\/strong>. \ud574\ub2f9 \uc30d\uacfc \uad00\uacc4\uc5c6\ub294 \uad6c\ub9ac \uc0ac\uc774\uc758 \uac04\uaca9\uc740 \ubcc4\ub3c4\uc758 \ubc30\uc120 \uc81c\uc57d \uc870\uac74\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc2b9\uc778\uc774 \ud544\uc694\ud55c \ubcc0\uacbd \uc0ac\ud56d\uc744 \uc815\ud558\uc138\uc694<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\uc870\uc5c5\uccb4\ub294 \ubaa9\ud45c\ub97c \ucda9\uc871\ud558\uae30 \uc704\ud574 \ud3ed, \uac04\uaca9 \ub610\ub294 \uc720\uc804\uccb4\ub97c \ubcc0\uacbd\ud558\ub3c4\ub85d \uc81c\uc548\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc0dd\uc0b0 \uc804\uc5d0 \ud5c8\uc6a9\ub418\ub294 \ubcc0\uacbd \uc0ac\ud56d\uc744 \uacb0\uc815\ud558\uc138\uc694. \ud3ed \ubcc0\uacbd\uc740 \ud328\ub4dc \uc5f0\uacb0\ubd80\uc640 \ubc30\uc120 \uac04\uaca9\uc5d0 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uc73c\uba70, \uac04\uaca9 \ubcc0\uacbd\uc740 \uacb0\ud569\ub3c4\uc640 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ubc30\uc120 \uacf5\uac04\uc5d0 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uacfc \uac19\uc740 \uc81c\uc791 \uc9c0\uce68\uc744 \uc0ac\uc6a9\ud558\uc138\uc694:<\/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\">\uc784\ud53c\ub358\uc2a4 \uc694\uad6c \uc0ac\ud56d\uc740 \uae30\uc7ac\ub41c \ub124\ud2b8 \ud074\ub798\uc2a4\uc640 \ub808\uc774\uc5b4\/\uae30\uc900 \uc870\ud569\uc5d0\ub9cc \uc801\uc6a9\ud558\uc138\uc694. \uc81c\uc791 \uc804\uc5d0 \uc81c\uc548\ub41c \uc0dd\uc0b0 \uc2a4\ud0dd\uc5c5, \uc644\uc131 \ud615\uc0c1 \ubc0f \uac80\uc99d \uacc4\ud68d\uc744 \uc81c\ucd9c\ud558\uc5ec \uc11c\uba74 \uc2b9\uc778\uc744 \ubc1b\uc73c\uc138\uc694. \uba85\uc2dc\uc801\uc73c\ub85c \ud5c8\uc6a9 \ubc94\uc704\ub97c \uae30\ub85d\ud55c \uacbd\uc6b0\uac00 \uc544\ub2c8\ub77c\uba74 \uc7ac\ub8cc, \uc720\uc804\uccb4 \uac04\uaca9, \uad6c\ub9ac, \uae30\uc900 \uad6c\uc870, \ud3ed \ub610\ub294 \uc30d \uac04\uaca9\uc744 \ubcc0\uacbd\ud560 \ub54c \uc2b9\uc778\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub294 \uc2dc\uc791\uc744 \uc704\ud55c \uc9c0\uce68\uc774\uba70 \ud504\ub85c\uc81d\ud2b8\uc758 \uc81c\uc870 \uacc4\uc57d\uc744 \ub300\uccb4\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc2b9\uc778\ub41c \uac12\uc774 \uc0dd\uc0b0 \ub370\uc774\ud130\uc640 \ucfe0\ud3f0 \uc815\uc758\uc5d0 \ubc18\uc601\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694. <a href=\"https:\/\/lead-pcb.com\/ko\/pcb-manufacturing\/\">PCB \uc81c\uc791 \uc81c\ucd9c \uc694\uac74<\/a> \uc5d0\ub294 \uac80\ud1a0\uc5d0 \ud544\uc694\ud55c Gerber, \ub4dc\ub9b4\ub9c1, \uc2a4\ud0dd\uc5c5 \ubc0f \ub3c4\uba74 \uc815\ubcf4\uac00 \uba85\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ucfe0\ud3f0\uacfc TDR \ud14c\uc2a4\ud2b8\ub85c \uc784\ud53c\ub358\uc2a4 \uac80\uc99d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2dc\uac04 \uc601\uc5ed \ubc18\uc0ac \uce21\uc815(TDR)\uc740 \uc804\uae30\uc801 \ubd88\uc5f0\uc18d\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubc18\uc0ac\ub97c \uc774\uc6a9\ud574 \uad6c\uc870\ub97c \ub530\ub77c \uc784\ud53c\ub358\uc2a4\ub97c \ud3c9\uac00\ud569\ub2c8\ub2e4. \ubaa9\ud45c\uc640 \ud568\uaed8 \ud14c\uc2a4\ud2b8 \ubc29\ubc95\uacfc \ud310\uc815 \uae30\uc900\uc744 \uc815\ud558\uc138\uc694. \u201c100\uc634 \u00b110%\u201d\ub9cc\uc73c\ub85c\ub294 \ud14c\uc2a4\ud2b8 \uc804\uccb4\ub97c \uc124\uba85\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc784\ud53c\ub358\uc2a4 \ud14c\uc2a4\ud2b8 \ucfe0\ud3f0\uc73c\ub85c \ud655\uc778\ud560 \uc218 \uc788\ub294 \uc0ac\ud56d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ucfe0\ud3f0\uc740 \uc0dd\uc0b0 \ud328\ub110\uacfc \uc5f0\uacc4\ub41c \uc804\uc6a9 \ud14c\uc2a4\ud2b8 \uad6c\uc870\uc785\ub2c8\ub2e4. \ucfe0\ud3f0\uc758 \uac00\uce58\ub294 \uad00\ub828 \ub808\uc774\uc5b4, \ub3c4\uccb4 \ud615\uc0c1, \uc720\uc804\uccb4 \uad6c\uc131 \ubc0f \uae30\uc900 \uad6c\uc870\ub97c \ub300\ud45c\ud558\ub294 \ub370 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Polar Instruments\uc758 <a href=\"https:\/\/www.polarinstruments.com\/support\/cits\/AP8502.html\">\ud14c\uc2a4\ud2b8 \ucfe0\ud3f0 \ubc0f \ub0b4\uc7a5 \ud14c\uc2a4\ud2b8 \ud2b8\ub808\uc774\uc2a4\uc5d0 \uad00\ud55c \uc548\ub0b4<\/a> \uc5d0\uc11c\ub294 \ube44\uc544, \ubd84\uae30, \ud3c9\uba74 \uac04\uaca9 \ubc0f \ud504\ub85c\ube0c \uc811\uadfc\uc131 \ub54c\ubb38\uc5d0 \uc2e4\uc81c \uae30\ud310 \uce21\uc815\uc774 \ubcf5\uc7a1\ud574\uc9c8 \uc218 \uc788\ub294 \uc774\uc720\ub97c \uc124\uba85\ud569\ub2c8\ub2e4. \ub610\ud55c \ub300\ud45c\uc131\uc744 \uac16\ucd98 \ucfe0\ud3f0 \uad6c\uc870\uac00 \ud544\uc694\ud558\ub2e4\ub294 \uc810\ub3c4 \uac15\uc870\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/coupon-verification-scope-1024x576.webp\" alt=\"A production panel contains routed boards and a separate representative impedance coupon that connects to the TDR test instrument.\" class=\"wp-image-24263\" srcset=\"https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/coupon-verification-scope-1024x576.webp 1024w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/coupon-verification-scope-300x169.webp 300w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/coupon-verification-scope-768x432.webp 768w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/coupon-verification-scope-18x10.webp 18w, https:\/\/lead-pcb.com\/wp-content\/uploads\/2026\/09\/coupon-verification-scope.webp 1440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>\ucfe0\ud3f0\uc740 \uc9c0\uc815\ub41c \uc81c\uc870 \uad6c\uc870\ub97c \ud45c\ubcf8\uc73c\ub85c \uac80\uc0ac\ud569\ub2c8\ub2e4. \uae30\ud310 \ubc30\uc120, \ube44\uc544, \ucee4\ub125\ud130 \ubc0f \uc2dc\uc2a4\ud15c \uc131\ub2a5\uc740 \uac01\uac01 \ubcc4\ub3c4\ub85c \uac80\uc99d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \ucfe0\ud3f0 \uacb0\uacfc\ub294 \uc815\ud574\uc9c4 \uc81c\uc870 \uac80\uc0ac\ub97c \ub4b7\ubc1b\uce68\ud569\ub2c8\ub2e4. \ubaa8\ub4e0 \uae30\ud310\uc758 \ubaa8\ub4e0 \ub124\ud2b8\ub97c \uc9c1\uc811 \uce21\uc815\ud55c \uacb0\uacfc\ub294 \uc544\ub2d9\ub2c8\ub2e4. \ucfe0\ud3f0 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\uacfc\ud574\ub3c4 \ucee4\ub125\ud130\ub098 \ub808\uc774\uc5b4 \uc804\ud658\ubd80\uc758 \ubd88\uc5f0\uc18d\uc774 \ud5c8\uc6a9 \uac00\ub2a5\ud55c\uc9c0\ub294 \ud655\uc778\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uce21\uc815 \ubc0f \ud569\uaca9 \ud310\uc815 \uae30\uc900\uc744 \uc815\ud558\uc138\uc694<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc8fc\ubb38 \uc804\uc5d0 \ub2e4\uc74c \uc0ac\ud56d\uc5d0 \ud569\uc758\ud558\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ucfe0\ud3f0 \uc2dd\ubcc4\uc790, \ub300\ud45c \ub808\uc774\uc5b4\uc640 \ud615\uc0c1, \ud328\ub110\/\ub85c\ud2b8 \ucd94\uc801\uc131.<\/li>\n\n\n\n<li>\ud574\ub2f9\ub418\ub294 \uacbd\uc6b0 \uad50\uc815, \ud504\ub85c\ube0c\/\uace0\uc815 \uc7a5\uce58 \uad6c\uc131 \ubc0f \ucc28\ub3d9 \uce21\uc815 \uad6c\uc131.<\/li>\n\n\n\n<li>\uc804\ub2ec\ub41c \ud14c\uc2a4\ud2b8 \uc5d0\uc9c0, \uc0ac\uc6a9\ud560 \uce21\uc815 \uad6c\uac04 \ubc0f \uc2dc\uc791\ubd80\/\uc885\ub2e8\ubd80 \uc601\ud5a5\uc758 \ucc98\ub9ac \ubc29\ubc95.<\/li>\n\n\n\n<li>\ubcf4\uace0 \ud1b5\uacc4\ub7c9, \ud5c8\uc6a9 \ud55c\uacc4 \ubc0f \uce21\uc815 \ubd88\ud655\ub3c4\uc758 \ucc98\ub9ac \ubc29\ubc95.<\/li>\n\n\n\n<li>\uc0d8\ud50c\ub9c1 \uacc4\ud68d, \ubcf4\uace0\uc11c \ub0b4\uc6a9 \ubc0f \uc2e4\ud328\ud558\uac70\ub098 \ud310\uc815\uc774 \ubaa8\ud638\ud55c \uacb0\uacfc\uc758 \ucc98\ub9ac \ubc29\ubc95.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tektronix\uc758 <a href=\"https:\/\/www.tek.com\/en\/documents\/primer\/tdr-test\">TDR \ud14c\uc2a4\ud2b8<\/a> \uce21\uc815 \ub300\uc5ed\ud3ed\uacfc \uc0c1\ud638 \uc5f0\uacb0\ubd80\uac00 \uc804\ub2ec\ub41c \uc0c1\uc2b9 \uc2dc\uac04\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294\uc9c0, \uadf8\ub9ac\uace0 \ubcf5\uc7a1\ud55c \uad6c\uc870\uc5d0\uc11c \ub2e4\uc911 \ubc18\uc0ac\uac00 \uac89\ubcf4\uae30 \uc784\ud53c\ub358\uc2a4\ub97c \uc5b4\ub5bb\uac8c \uc65c\uace1\ud560 \uc218 \uc788\ub294\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4. \uacc4\uce21\uae30\uc758 \uc124\uc815\uc744 \ub354 \ube60\ub974\uac8c \ud558\ub294 \uac83\ub9cc\uc73c\ub85c\ub294 \ucfe0\ud3f0\uc5d0\uc11c\uc758 \ubd84\ud574\ub2a5\uc774 \uc785\uc99d\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uacc4\uc0b0 \uc608: 100\u03a9 \ucc28\ub3d9 \uc784\ud53c\ub358\uc2a4 \uc694\uad6c\uc0ac\ud56d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\uac1d\uacfc \uc81c\uc870\uc5c5\uccb4\uac00 \ub2e4\uc74c\uc5d0 \ud569\uc758\ud588\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4. <strong>100\u03a9 \ucc28\ub3d9 \uc784\ud53c\ub358\uc2a4, \ud5c8\uc6a9\uc624\ucc28 \u00b110%<\/strong>. \uc218\uce58 \ud55c\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud558\ud55c = 100 \u00d7 0.90 = 90\u03a9. \uc0c1\ud55c = 100 \u00d7 1.10 = 110\u03a9.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc0b0\uc220 \uc608\uc5d0\uc11c\ub294 \uc2b9\uc778\ub41c \uce21\uc815 \uad6c\uac04\uc744 \uc0ac\uc6a9\ud558\uace0, \uac00\ub4dc \ubc34\ub4dc \uc5c6\uc774 \ubcf4\uace0\uac12\uc744 \ud3ec\ud568 \uacbd\uacc4\uac12\uc5d0 \uc9c1\uc811 \ub300\uc870\ud574 \ud310\uc815\ud55c\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4. \uc774\ub294 \uc124\uba85\uc744 \uc704\ud55c \ud310\uc815 \uaddc\uce59\uc774\uba70, \ubcf4\ud3b8\uc801\uc73c\ub85c \uad8c\uc7a5\ub418\ub294 \ubd88\ud655\ub3c4 \uc815\ucc45\uc774 \uc544\ub2d9\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\">\uc608\uc2dc \ubcf4\uace0\uac12<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud574\ub2f9 \uaddc\uce59\uc5d0 \ub530\ub978 \ud310\uc815<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub2e4\uc74c \uc870\uce58<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">103\u03a9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc218\uce58 \uae30\uc900 \ud1b5\uacfc<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud569\uc758\ub41c \uac80\uc0ac \uae30\ub85d\uacfc \ud568\uaed8 \ucd94\uc801 \uac00\ub2a5\ud55c \uacb0\uacfc\ub97c \ubcf4\uad00\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">112\u03a9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc218\uce58 \uae30\uc900 \ubbf8\ub2ec<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2b9\uc778 \ud310\uc815\uc744 \ubcf4\ub958\ud558\uace0 \ud569\uc758\ub41c \ucc98\ub9ac \uc808\ucc28\uc5d0 \ub530\ub77c \uc870\uc0ac\ud569\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uac12\ub4e4\uc740 \ud569\uc131 \ub370\uc774\ud130\uc774\uba70 \uc2e4\uc81c \uc0dd\uc0b0 \uacb0\uacfc\uac00 \uc544\ub2d9\ub2c8\ub2e4. \uc2e4\uc81c \uc8fc\ubb38\uc5d0\ub294 \uace0\uac1d\uc758 \ud5c8\uc6a9\uc624\ucc28\uc640 \ud569\uc758\ub41c \uce21\uc815 \uc808\ucc28\ub97c \uc801\uc6a9\ud558\uc138\uc694. \ubd88\ud655\ub3c4\uc5d0 \ub530\ub77c \uac00\ub4dc \ubc34\ub4dc\ub098 \ud310\uc815 \ubd88\uac00 \ubc94\uc8fc\uac00 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub294 \uc774 \ub2e8\uc21c\ud654\ub41c \uaddc\uce59 \ub300\uc2e0 \ud574\ub2f9 \uc815\ucc45\uc744 \uc801\uc6a9\ud558\uc138\uc694. \ud504\ub85c\ube0c \uc2dc\uc791\ubd80 \uadfc\ucc98\uc758 \uc784\uc758 \uc9c0\uc810\ub9cc\uc744 \uadfc\uac70\ub85c \ucfe0\ud3f0\uc744 \ud569\uaca9 \ub610\ub294 \ubd88\ud569\uaca9 \ucc98\ub9ac\ud558\uc9c0 \ub9c8\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uacc4\uc0b0\ub41c \uc124\uacc4\uac00 \ubaa9\ud45c\uc5d0 \ubbf8\ub2ec\ud558\ub294 \uc77c\ubc18\uc801\uc778 \uc774\uc720<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uacfc \uce21\uc815\uac12\uc774 \uc77c\uce58\ud558\uc9c0 \uc54a\uc744 \ub54c\ub294 \uc544\ud2b8\uc6cc\ud06c\ub97c \ubcc0\uacbd\ud558\uae30 \uc804\uc5d0 \ubaa8\ub378\uc758 \uc785\ub825\uac12\uacfc \uad6c\uc870\ub97c \ube44\uad50\ud558\uc138\uc694. \uacf5\uce6d \uacc4\uc0b0, \uc2b9\uc778\ub41c \uc0dd\uc0b0 \ubaa8\ub378, \uce21\uc815\ub41c \ucfe0\ud3f0\uc740 \uc11c\ub85c \ub2e4\ub978 \ub2e8\uba74\uc744 \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\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\">\uc7a0\uc7ac\uc801 \uc6d0\uc778<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud655\uc778\ud560 \uc0ac\ud56d<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc608\ubc29 \ubc29\ubc95<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18 \uc7ac\ub8cc \ub370\uc774\ud130<\/td><td class=\"has-text-align-left\" data-align=\"left\">Dk, \uc8fc\ud30c\uc218 \uae30\uc900 \ubc0f \uc801\uce35\ud310 \uad6c\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubaa8\ub378\uc5d0 \uc0ac\uc6a9\ud560 \uc7ac\ub8cc \uae30\ub85d\uc744 \ud569\uc758\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc798\ubabb\ub41c \ub3d9\ubc15 \uac00\uc815<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucd08\uae30 \ub3d9\ubc15 \ub450\uaed8\uc640 \uc644\uc131 \ub3d9\ubc15 \ub450\uaed8 \ubc0f \uc5d0\uce6d \ud615\uc0c1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc0dd\uc0b0 \ub3c4\uccb4\ub97c \ubaa8\ub378\ub9c1\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc720\uc804\uccb4 \uac04\uaca9 \ubcc0\uacbd<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc555\ucc29 \ud6c4 \ub450\uaed8 \ubc0f \uae30\uc900\uba74 \uc9c0\uc815<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucd5c\uc885 \uc2a4\ud0dd\uc5c5 \uac1c\uc815 \uc0ac\ud56d\uc744 \uac80\ud1a0\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc798\ubabb\ub41c \ud615\uc0c1 \ubaa8\ub378<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc678\uce35\/\ub0b4\uce35, \ub300\uce6d\uc131, \uc194\ub354 \ub9c8\uc2a4\ud06c \ubc0f \ud398\uc5b4 \ubc30\uc5f4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2e4\uc81c \ub2e8\uba74\uacfc \ubaa8\ub378\uc744 \uc77c\uce58\uc2dc\ud0b5\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud398\uc5b4 \uac04\uaca9 \ubcc0\uacbd<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc644\uc131 \ud6c4 \uc5d0\uc9c0 \uac04\uaca9 \ubc0f \ub77c\uc6b0\ud305 \uc608\uc678 \uc0ac\ud56d<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucd9c\uc2dc \uc0ac\uc591\uc5d0\uc11c \uc120\ud3ed\uacfc \uac04\uaca9\uc744 \ubaa8\ub450 \uad00\ub9ac\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc2b9\uc778\ub418\uc9c0 \uc54a\uc740 \ub300\uccb4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc7ac\ub8cc \ubc0f \uacf5\uc815 \ubcc0\uacbd<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubb38\uc11c\ud654\ub41c \uc2b9\uc778\uc744 \uc694\uad6c\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc624\ud574\ub97c \uc77c\uc73c\ud0a4\ub294 \ud14c\uc2a4\ud2b8 \uc601\uc5ed<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2dc\uc791\ubd80\uc758 \uce21\uc815 \uc544\ud2f0\ud329\ud2b8, \uc885\ub2e8\ubd80 \ubc18\uc0ac \ub610\ub294 \uc124\uc815 \uc624\ub958<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud569\uc758\ub41c \ubc29\ubc95\uacfc \uc720\ud6a8\ud55c \uce21\uc815 \uad6c\uac04\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uacf5\uc815 \uac80\uc99d\uacfc \ucc44\ub110 \ubb38\uc81c \ud574\uacb0\uc740 \ubcc4\ub3c4\ub85c \uc9c4\ud589\ud558\uc138\uc694. \ucfe0\ud3f0\uc740 \ud1b5\uacfc\ud558\uc9c0\ub9cc \ub9c1\ud06c\uac00 \uc2e4\ud328\ud55c\ub2e4\uba74 \uc2e4\uc81c \ub77c\uc6b0\ud305, \ub9ac\ud134 \uacbd\ub85c, \uc804\uc774\ubd80, \uc885\ub2e8 \ubc0f \ucee4\ub125\ud130 \ub3d9\uc791\uc744 \uc810\uac80\ud558\uc138\uc694. \ubaa8\ub4e0 \ud2b8\ub808\uc774\uc2a4\uc758 \uc120\ud3ed\uc744 \ubcc0\uacbd\ud558\uba74 \uc6d0\ub798 \ubb38\uc81c\ub97c \ud30c\uc545\ud558\uae30 \uc5b4\ub824\uc6cc\uc9c0\uace0 \uc0c8\ub85c\uc6b4 \uc784\ud53c\ub358\uc2a4 \ubd88\uc77c\uce58\uac00 \uc0dd\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4 FAQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4\ub294 \uc81c\uc5b4 \uc720\uc804\uc728\uacfc \uac19\uc740 \uc758\ubbf8\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub2c8\uc694. \uc81c\uc5b4 \uc720\uc804\uc728\uc740 \uc720\uc804\uccb4 \uad6c\uc870 \ub610\ub294 \uac04\uaca9\uc758 \ud2b9\uc815 \uce21\uba74\uc744 \uaddc\uc815\ud569\ub2c8\ub2e4. \uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4\ub294 \ud2b9\uc815 \ub3c4\uccb4 \ubc0f \uae30\uc900 \uad6c\uc870\uc5d0 \ub300\ud574 \uc124\uc815\ub41c \uc804\uae30\uc801 \ubaa9\ud45c\uac12\uc744 \uaddc\uc815\ud569\ub2c8\ub2e4. \uc720\uc804\uccb4\ub97c \uc81c\uc5b4\ud558\uba74 \uc784\ud53c\ub358\uc2a4\ub97c \uc608\uce21\ud558\uae30 \uc26c\uc6cc\uc9c0\uc9c0\ub9cc, \uc120\ud3ed, \uad6c\ub9ac \ub450\uaed8, \uc7ac\ub8cc \ud2b9\uc131, \uc194\ub354 \ub9c8\uc2a4\ud06c, \ucc28\ub3d9\uc30d \uacb0\ud569\ub3c4 \uc601\ud5a5\uc744 \uc90d\ub2c8\ub2e4. \uacf5\uae09\uc5c5\uccb4\uac00 \uc5b4\ub5a4 \uacb0\uacfc\ub97c \uc81c\uacf5\ud558\uace0 \uac80\uc99d\ud574\uc57c \ud558\ub294\uc9c0 \uba85\uc2dc\ud558\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc5f0\uc18d\uc131 \ud14c\uc2a4\ud2b8\ub85c \uc784\ud53c\ub358\uc2a4\ub97c \uac80\uc99d\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub2c8\uc694. \ub2e8\uc120\/\ub2e8\ub77d \ub610\ub294 \uc5f0\uc18d\uc131 \ud14c\uc2a4\ud2b8\ub294 \uc804\uae30\uc801 \uc5f0\uacb0 \uc0c1\ud0dc\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \ud2b8\ub808\uc774\uc2a4\uc758 \uc804\uc1a1\uc120 \uc784\ud53c\ub358\uc2a4\ub97c \ud655\uc778\ud558\ub294 \ud14c\uc2a4\ud2b8\ub294 \uc544\ub2d9\ub2c8\ub2e4. \ub3c4\uccb4\uac00 \uc62c\ubc14\ub978 \ud328\ub4dc\uc5d0 \uc5f0\uacb0\ub418\uc5b4 \uc788\uc5b4\ub3c4 \uc784\ud53c\ub358\uc2a4 \ubaa9\ud45c\uac12\uc744 \ubc97\uc5b4\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uae30\ud310\uc758 \uc804\uae30\uc801 \uc5f0\uacb0 \uac80\uc0ac\uc640 \ubcc4\ub3c4\ub85c \ud544\uc694\ud55c \uc784\ud53c\ub358\uc2a4 \ud14c\uc2a4\ud2b8\ub97c \uc9c0\uc815\ud558\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud5c8\uc6a9 \uc624\ucc28\ub294 \ud56d\uc0c1 \u00b110%\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub2c8\uc694. \ud5c8\uc6a9 \uc624\ucc28\ub294 \uc801\uc6a9\ub418\ub294 \uc124\uacc4 \uc694\uad6c\uc0ac\ud56d\uacfc \uc81c\uc870 \uacc4\uc57d\uc5d0 \ub530\ub77c \uc815\ud574\uc9d1\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uc81c\uc2dc\ud55c \u00b110% \uac12\uc740 \uc0ac\uc591\uacfc \ud569\uaca9 \ud310\uc815 \uacc4\uc0b0\uc758 \uc608\uc2dc\uc77c \ubfd0\uc785\ub2c8\ub2e4. \ubcf4\ud3b8\uc801\uc778 \ud45c\uc900\uc774 \uc544\ub2c8\uba70 \uacf5\uae09\uc5c5\uccb4\uac00 \ubc18\ub4dc\uc2dc \ub2ec\uc131\ud560 \uc218 \uc788\ub294 \uac12\ub3c4 \uc544\ub2d9\ub2c8\ub2e4. \uc120\ud0dd\ud55c \uad6c\uc870\uc640 \uac80\uc99d \ubc29\ubc95\uc73c\ub85c \uc694\uccad\ud55c \ud5c8\uc6a9 \uc624\ucc28\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ucfe0\ud3f0 \ud14c\uc2a4\ud2b8\uc5d0 \ud569\uaca9\ud558\uba74 \ubc30\uc120\ub41c \ubaa8\ub4e0 \ub124\ud2b8\uac00 \ud569\uaca9\ud55c\ub2e4\ub294 \ub73b\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub2c8\uc694. \ud569\uc758\ub41c \ud14c\uc2a4\ud2b8 \ubc0f \uc0d8\ud50c\ub9c1 \uacc4\ud68d\uc5d0 \ub530\ub77c \uc0d8\ud50c\ub9c1\ud55c \uad6c\uc870\uc758 \uacb0\uacfc\ub97c \ub4b7\ubc1b\uce68\ud560 \ubfd0\uc785\ub2c8\ub2e4. \ubaa8\ub4e0 \ub124\ud2b8\ub97c \uce21\uc815\ud558\uac70\ub098 \ubaa8\ub4e0 \ubd88\uc5f0\uc18d \uad6c\uac04\uc744 \uac80\uc99d\ud558\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ucfe0\ud3f0\uacfc \ud328\ub110 \uac04 \ucd94\uc801\uc131\uc744 \uc720\uc9c0\ud55c \ub2e4\uc74c, \uc2e4\uc81c \ucc44\ub110\uc774 \ubcc4\ub3c4\uc758 \uc2e0\ud638 \ubb34\uacb0\uc131 \ubc0f \uc778\ud130\ud398\uc774\uc2a4 \uc694\uad6c\uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294\uc9c0 \ud3c9\uac00\ud558\uc138\uc694.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc81c\uc870 \uac80\ud1a0\ub97c \uc704\ud574 \ubb34\uc5c7\uc744 \ubcf4\ub0b4\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\uc870 \ub370\uc774\ud130\uc640 \ub4dc\ub9b4 \ub370\uc774\ud130, \ub124\ud2b8 \ud074\ub798\uc2a4, \ub808\uc774\uc5b4\/\uae30\uc900\uba74 \ud560\ub2f9, \ubaa9\ud45c\uac12\/\ubaa8\ub4dc\/\ud5c8\uc6a9 \uc624\ucc28, \uc81c\uc548\ub41c \uc2a4\ud0dd\uc5c5, \ub3c4\uba74 \uac1c\uc815 \uc815\ubcf4\ub97c \ubcf4\ub0b4\uc138\uc694. \ud14c\uc2a4\ud2b8, \uc0d8\ud50c\ub9c1, \ubcf4\uace0\uc11c, \ubcc0\uacbd \uc2b9\uc778 \uc694\uad6c\uc0ac\ud56d\ub3c4 \ud3ec\ud568\ud558\uc138\uc694. \uc0dd\uc0b0 \uc2b9\uc778 \uc804\uc5d0 CAD \ud615\uc0c1\uacfc \uc81c\uc548\ub41c \uc644\uc131\ud488 \ud615\uc0c1 \uac04 \ucc28\uc774\ub97c \ud574\uacb0\ud558\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud504\ub85c\uc81d\ud2b8 \uac80\ud1a0\ub97c \uc704\ud574 <a href=\"https:\/\/lead-pcb.com\/ko\/contact-us\/\">\uc2a4\ud0dd\uc5c5 \ubc0f \uc784\ud53c\ub358\uc2a4 \uc694\uad6c\uc0ac\ud56d\uc744 \uc81c\ucd9c\ud558\uc138\uc694<\/a>, \uc81c\uc870\uc5c5\uccb4\uac00 \ud655\uc778\ud574\uc57c \ud560 \uac80\uc99d \uacc4\ud68d\ub3c4 \ud3ec\ud568\ud574 \uc8fc\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Controlled impedance is the practice of designing and manufacturing PCB traces so their characteristic impedance meets a specified target and tolerance. The result depends on the conductor geometry, dielectric construction, and reference planes. A complete requirement also states how the manufacturer will verify the finished structure. A note that says only \u201c50 ohms\u201d leaves important [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":24265,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"Controlled Impedance PCB Design: Stackup, Specifications and Testing","_seopress_titles_desc":"Learn controlled impedance PCB design, stackup choices, fabrication notes, and TDR acceptance checks. 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