{"id":4895,"date":"2026-05-08T08:57:27","date_gmt":"2026-05-08T08:57:27","guid":{"rendered":"https:\/\/flj-pcb.com\/?p=4895"},"modified":"2026-05-08T08:57:30","modified_gmt":"2026-05-08T08:57:30","slug":"what-is-a-pcb-board","status":"publish","type":"post","link":"https:\/\/flj-pcb.com\/ko\/what-is-a-pcb-board\/","title":{"rendered":"PCB \ubcf4\ub4dc\ub780 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<p>\ub514\uc9c0\ud138 \uc2dc\uacc4, \uacc4\uc0b0\uae30, TV \ub9ac\ubaa8\ucee8, \ub77c\uc6b0\ud130, \ub178\ud2b8\ubd81, \uc2ec\uc9c0\uc5b4 \uc5b4\ub9b0\uc774 \uc7a5\ub09c\uac10\uae4c\uc9c0 \uc0ac\uc6a9\ud574 \ubcf8 \uc801\uc774 \uc788\ub2e4\uba74 PCB\ub97c \uc0ac\uc6a9\ud574 \ubcf8 \uc801\uc774 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4. \ubcf4\ud1b5 \uc5ec\ub7ec \uac1c\uc758 PCB\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uac00\uc7a5 \uac04\ub2e8\ud55c \uc218\uc900\uc5d0\uc11c PCB \ubcf4\ub4dc\ub294 \uc804\uc790 \ubd80\ud488\uc744 \uc11c\ub85c \uc5f0\uacb0\ud558\ub294 \uc804\ub3c4\uc131 \uad6c\ub9ac \uacbd\ub85c\uac00 \uc788\ub294 \uc808\uc5f0 \uae30\ud310\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad6c\ub9ac\ub294 \uc804\ub958\uc640 \uc2e0\ud638\ub97c \ud544\uc694\ud55c \uacf3\uc73c\ub85c \uc804\ub2ec\ud558\uace0, \uae30\ud310\uc740 \ubaa8\ub4e0 \uac83\uc744 \uae30\uacc4\uc801\uc73c\ub85c \uc81c\uc790\ub9ac\uc5d0 \uace0\uc815\ud558\uc5ec \ud68c\ub85c\uac00 \ub290\uc2a8\ud55c \uc804\uc120\uc758 \uc5c9\ub9dd\uc9c4\ucc3d\uc774 \ub418\uc9c0 \uc54a\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uadf8\ub9ac\uace0 \ub124, \uc0ac\ub78c\ub4e4\uc740 \uc57d\uac04 \uc911\ubcf5\ub418\uae34 \ud558\uc9c0\ub9cc \ud56d\uc0c1 \u201cPCB \ubcf4\ub4dc\u201d\ub77c\uace0 \ub9d0\ud569\ub2c8\ub2e4(B\ub294 \uc774\ubbf8 \ubcf4\ub4dc\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4). \uadf8\ub798\ub3c4 \uc77c\ubc18\uc801\uc774\ub2c8 \uadf8\ub0e5 \uc0ac\uc6a9\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-0-a-pcb-in-plain-english\">\uc77c\ubc18 \uc601\uc5b4\ub85c \ub41c PCB<\/h2>\n\n\n\n<p>PCB\ub294 \uc804\uae30\uac00 \ud750\ub974\ub294 \ub3c4\uc2dc \uc9c0\ub3c4\uc640 \uac19\ub2e4\uace0 \uc0dd\uac01\ud558\uc138\uc694.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uadf8\ub9ac\uace0 <strong>\uad6c\uc131 \uc694\uc18c<\/strong> (\uce69, \uc800\ud56d\uae30, \ucee4\ud328\uc2dc\ud130, \ucee4\ub125\ud130)\uac00 \uac74\ubb3c\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uadf8\ub9ac\uace0 <strong>\uad6c\ub9ac \ud754\uc801<\/strong> \ub294 \ub3c4\ub85c\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uadf8\ub9ac\uace0 <strong>\ud328\ub4dc<\/strong> \ubd80\ud488\uc774 \ub0a9\ub55c\ub418\ub294 \uc8fc\ucc28\uc7a5\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uadf8\ub9ac\uace0 <strong>vias<\/strong> \ub294 \ud55c \uce35\uc5d0\uc11c \ub2e4\ub978 \uce35\uc73c\ub85c(\ud55c \uce35\uc5d0\uc11c \ub2e4\ub978 \uce35\uc73c\ub85c) \uc2e0\ud638\ub97c \uc774\ub3d9\ud558\ub294 \uc5d8\ub9ac\ubca0\uc774\ud130\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ubaa8\ub4e0 \uad6c\ub9ac\uc120\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \ub108\ube44, \uac04\uaca9, \uae38\uc774, \uc5b4\ub514\ub85c \uc5f0\uacb0\ub418\ub294\uc9c0, \uc606\uc5d0 \ubb34\uc5c7\uc774 \uc5f0\uacb0\ub418\ub294\uc9c0 \ub4f1\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774 \u201c\uacbd\ub85c'\ub294 \ud2b9\ud788 \uace0\uc18d \ub610\ub294 \uace0\uc8fc\ud30c \uc124\uacc4\uc5d0\uc11c \ud68c\ub85c\uc758 \ub3d9\uc791 \ubc29\uc2dd\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub530\ub77c\uc11c PCB \ubcf4\ub4dc\ub294 \ub2e8\uc21c\ud788 \u201c\ubd80\ud488\uc744 \uc7a5\ucc29\ud558\ub294 \uac83\u201d\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ud68c\ub85c\uc758 \uc77c\ubd80\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-1-what-does-pcb-stand-for-and-what-is-pwb\">PCB\ub294 \ubb34\uc5c7\uc744 \uc758\ubbf8\ud558\uba70 PWB\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n\n\n\n<p>PCB = <strong>\uc778\uc1c4 \ud68c\ub85c \uae30\ud310<\/strong>.<\/p>\n\n\n\n<p>\ub4e4\uc744 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PWB<\/strong> = <a href=\"https:\/\/en.wikipedia.org\/wiki\/Printed_wiring_board\" target=\"_blank\" rel=\"noreferrer noopener\">\uc778\uc1c4 \ubc30\uc120\ud310<\/a>.<\/li>\n\n\n\n<li>\uc5b4\ub5a4 \uc0ac\ub78c\ub4e4\uc740 \ubd80\ud488\uc774 \uc870\ub9bd\ub418\uae30 \uc804\uc758 \ubca0\uc5b4 \ubcf4\ub4dc(\uae30\ud310\uacfc \uad6c\ub9ac \ud328\ud134)\ub97c \uc758\ubbf8\ud558\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc77c\uc0c1\uc801\uc778 \ub300\ud654\uc5d0\uc11c PCB\uc640 PWB\ub294 \ub9ce\uc774 \ud63c\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\uadf8\ub9ac\uace0 <strong>PCBA<\/strong> = \uc778\uc1c4 \ud68c\ub85c \uae30\ud310 \uc5b4\uc148\ube14\ub9ac(PCB)\uc778 \uc778\uc1c4 \ud68c\ub85c \uae30\ud310 \uc5b4\uc148\ube14\ub9ac <em>\uc774\ud6c4<\/em> \uad6c\uc131 \uc694\uc18c\ub97c \ubc30\uce58\ud558\uace0 \ub0a9\ub55c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub610\ud55c \uc9c0\uc18d\uc801\uc73c\ub85c \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\uc774\ubbc0\ub85c \ube60\ub974\uac8c \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>A <strong>\ub9c8\ub354\ubcf4\ub4dc\ub294 PCB\uc785\ub2c8\ub2e4.<\/strong>, \ud558\uc9c0\ub9cc \ubaa8\ub4e0 PCB\uac00 \ub9c8\ub354\ubcf4\ub4dc\uc778 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ub9c8\ub354\ubcf4\ub4dc\ub294 \ucef4\ud4e8\ud130\uc758 \uc8fc\uc694 \ud5c8\ube0c \uc5ed\ud560\uc744 \ud558\ub294 \ud06c\uace0 \ubcf5\uc7a1\ud55c PCB\uc77c \ubfd0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-2-what-is-a-pcb-made-of\">PCB\ub294 \ubb34\uc5c7\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9c0\ub098\uc694?<\/h2>\n\n\n\n<p>\uac00\uc7a5 \uc77c\ubc18\uc801\uc778 PCB\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc81c\uc791\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uae30\ubcf8 \uc18c\uc7ac(\uae30\uc9c8):<\/strong> \ubcf4\ud1b5 <a href=\"https:\/\/en.wikipedia.org\/wiki\/FR-4\" target=\"_blank\" rel=\"noreferrer noopener\">FR4(\uc720\ub9ac \uc12c\uc720 + \uc5d0\ud3ed\uc2dc \uc218\uc9c0)<\/a>. \uac15\ub825\ud558\uace0 \uc548\uc815\uc801\uc774\uba70 \uc800\ub834\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uad6c\ub9ac:<\/strong> \uc587\uc740 \uad6c\ub9ac \ud638\uc77c\uc744 \uae30\ud310\uc5d0 \uc811\ucc29\ud55c \ub2e4\uc74c \uc5d0\uce6d\ud558\uc5ec \ud754\uc801\uc744 \ub0a8\uae41\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc194\ub354 \ub9c8\uc2a4\ud06c:<\/strong> \uc0c9\uc774 \uc788\ub294 \ubcf4\ud638\uce35(\uc8fc\ub85c \ub179\uc0c9)\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc194\ub354 \ube0c\ub9ac\uc9c0\ub97c \ubc29\uc9c0\ud558\uace0 \uad6c\ub9ac\ub97c \ubd80\uc2dd\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc2e4\ud06c\uc2a4\ud06c\ub9b0:<\/strong> \ud770\uc0c9(\ub610\ub294 \uac80\uc740\uc0c9) \uc778\uc1c4 \ud14d\uc2a4\ud2b8 \ubc0f \ud45c\uc2dc. \uad6c\uc131 \uc694\uc18c \ub77c\ubca8, \ub85c\uace0, \ud540 1 \ub9c8\ucee4, \uacbd\uace0 \ub4f1.<\/li>\n\n\n\n<li><strong>\ud45c\uba74 \ub9c8\uac10:<\/strong> \ub178\ucd9c\ub41c \ud328\ub4dc\uc5d0 \ucf54\ud305\uc744 \ud558\uc5ec \ub0a9\ub55c\uc744 \uc548\uc815\uc801\uc73c\ub85c \ud558\uace0 \uc0b0\ud654\ub97c \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uc635\uc158\uc5d0\ub294 HASL, ENIG(\uae08), \uce68\uc218 \uc2e4\ubc84 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ub530\ub77c\uc11c PCB\ub97c \ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ub450 \uac00\uc9c0\ub97c \ubaa8\ub450 \ucda9\uc871\ud558\ub3c4\ub85d \uc124\uacc4\ub41c \uc7ac\ub8cc\uac00 \uc313\uc5ec \uc788\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. <strong>\uc804\uae30 \uc694\uad6c \uc0ac\ud56d<\/strong> (\uc2e0\ud638 \ub77c\uc6b0\ud305, \uc784\ud53c\ub358\uc2a4, \uc811\uc9c0) \ubc0f <strong>\uae30\uacc4\uc801 \uc694\uad6c \uc0ac\ud56d<\/strong> (\uc7a5\ucc29, \ub0b4\uad6c\uc131, \uc548\uc815\uc131).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-3-why-pcbs-matter-so-much-more-than-people-realize\">PCB\uac00 \uc911\uc694\ud55c \uc774\uc720(\uc0ac\ub78c\ub4e4\uc774 \uc0dd\uac01\ud558\ub294 \uac83\ubcf4\ub2e4 \ud6e8\uc52c \ub354)<\/h2>\n\n\n\n<p>PCB\ub294 \ud55c \ubc88\uc5d0 \ub9ce\uc740 \uc791\uc5c5\uc744 \uc218\ud589\ud558\uae30 \ub54c\ubb38\uc5d0 \uc911\uc694\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ud68c\ub85c \uc0c1\ud638 \uc5f0\uacb0:<\/strong> \ubd80\ud488 \uac04 \uae68\ub057\ud558\uace0 \ubc18\ubcf5 \uac00\ub2a5\ud55c \uc5f0\uacb0.<\/li>\n\n\n\n<li><strong>\uad6c\uc870\uc801 \uc9c0\uc6d0:<\/strong> \ucef4\ud329\ud2b8\ud55c \ubaa8\uc591\uc73c\ub85c \uad6c\uc131 \uc694\uc18c\ub97c \ub2e8\ub2e8\ud788 \uace0\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud68c\ub85c \ubcf4\ud638:<\/strong> <a href=\"https:\/\/resources.altium.com\/p\/what-solder-mask-expansion-value-should-you-use\" target=\"_blank\" rel=\"noreferrer noopener\">\uc194\ub354 \ub9c8\uc2a4\ud06c \ubc0f \ub808\uc774\uc544\uc6c3 \uac04\uaca9<\/a> \ub2e8\ub77d \ubc0f \uc624\uc5fc \ubb38\uc81c\ub97c \uc904\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc0dd\uc0b0 \ud6a8\uc728\uc131:<\/strong> \uc870\ub9bd \ub77c\uc778\uc740 \ubd80\ud488\uc744 \ube60\ub974\uac8c \ubc30\uce58\ud558\uace0 \ub0a9\ub55c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4(\ud2b9\ud788 SMT).<\/li>\n\n\n\n<li><strong>\uc720\uc9c0 \uad00\ub9ac \ubc0f \uc5c5\uadf8\ub808\uc774\ub4dc:<\/strong> \uc218\uc791\uc5c5 \ubc30\uc120\uc5d0 \ube44\ud574 \ud14c\uc2a4\ud2b8, \uc218\ub9ac \ub610\ub294 \uc218\uc815\uc774 \ub354 \uc27d\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uace0\ubc00\ub3c4 \ud1b5\ud569:<\/strong> \ub2e4\uce35 \uae30\ud310, \ubbf8\uc138\ud55c \ud754\uc801, \uc791\uc740 \ube44\uc544 \uc5c6\uc774\ub294 \ud604\ub300 \uc804\uc790\uc81c\ud488\uc740 \uae30\ubcf8\uc801\uc73c\ub85c \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\uadf8\ub9ac\uace0 \uc2e0\ub8b0\uc131\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc644\uc81c\ud488 \ub0b4\ubd80\uc5d0 \uacb0\ud568\uc774 \uc788\ub294 PCB\ub294 \uc77c\ub2e8 \uc138\uc0c1\uc5d0 \ub098\uc624\uba74 \uace0\uce58\ub294 \ub370 \uc5c4\uccad\ub09c \ube44\uc6a9\uc774 \ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 DFM\uacfc \ud14c\uc2a4\ud2b8\uac00 \uc911\uc694\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-4-common-pcb-types-the-ones-you-actually-see-in-the-wild\">\uc77c\ubc18\uc801\uc778 PCB \uc720\ud615(\uc2e4\uc81c\ub85c \uc57c\uc0dd\uc5d0\uc11c \ubcfc \uc218 \uc788\ub294 \uc720\ud615)<\/h2>\n\n\n\n<p>PCB\ub97c \ubd84\ub958\ud558\ub294 \ubc29\ubc95\uc740 \uc5ec\ub7ec \uac00\uc9c0\uac00 \uc788\uc9c0\ub9cc, \ud06c\uac8c \uc138 \uac00\uc9c0\ub85c \ubd84\ub958\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-5-1-single-sided-pcb\">1) \ub2e8\uba74 PCB<\/h3>\n\n\n\n<p>\ud55c\ucabd\uc5d0\ub9cc \uad6c\ub9ac. \uac04\ub2e8\ud558\uace0 \uc800\ub834\ud558\uba70 \uc5ec\uc804\ud788 \uae30\ubcf8 \uc804\uc790\uc81c\ud488\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"367\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Single-sided-PCB.webp\" alt=\"Single-sided PCB\" class=\"wp-image-2779\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Single-sided-PCB.webp 600w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Single-sided-PCB-300x184.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-6-2-double-sided-pcb\">2) \uc591\uba74 PCB<\/h3>\n\n\n\n<p>\uc591\ucabd\uc5d0 \uad6c\ub9ac\uac00 \ube44\uc544\ub85c \uc5f0\uacb0\ub429\ub2c8\ub2e4. \ub354 \ub9ce\uc740 \ub77c\uc6b0\ud305 \uacf5\uac04, \uc5ec\uc804\ud788 \uc0c1\ub2f9\ud788 \uc800\ub834\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/double-sided-PCB.webp\" alt=\"double-sided PCB\" class=\"wp-image-2778\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/double-sided-PCB.webp 500w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/double-sided-PCB-300x300.webp 300w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/double-sided-PCB-150x150.webp 150w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-7-3-multilayer-pcb\">3) \ub2e4\uce35 PCB<\/h3>\n\n\n\n<p>3\uac1c \uc774\uc0c1\uc758 \uad6c\ub9ac\uce35. \ucd5c\uc2e0 \uc7a5\uce58\ub294 \uc885\uc885 4\ub808\uc774\uc5b4, 6\ub808\uc774\uc5b4, 8\ub808\uc774\uc5b4 \uc774\uc0c1\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 4\ub808\uc774\uc5b4 \uc2a4\ud0dd\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc0c1\uc704 \uc2e0\ud638<\/li>\n\n\n\n<li>\ub0b4\ubd80 \uc811\uc9c0\uba74<\/li>\n\n\n\n<li>\ub0b4\ubd80 \uc804\uc6d0 \ud50c\ub808\uc778(\ub610\ub294 \uc2e0\ud638)<\/li>\n\n\n\n<li>\ud558\ub2e8 \uc2e0\ud638<\/li>\n<\/ul>\n\n\n\n<p>\ub2e4\uce35 \ubcf4\ub4dc\ub97c \uc0ac\uc6a9\ud558\uba74 \ub77c\uc6b0\ud305\uc774 \ub354 \uae54\ub054\ud574\uc9c0\uace0, \uc18c\uc74c\uc774 \uc904\uc5b4\ub4e4\uba70, \ub2e4\uc74c\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. <a href=\"https:\/\/s3vi.ndc.nasa.gov\/ssri-kb\/static\/resources\/High-Speed%20PCB%20Design%20Guide.pdf\" rel=\"noreferrer noopener\" target=\"_blank\">\uace0\uc18d \ub808\uc774\uc544\uc6c3<\/a>. \ub610\ud55c \uc81c\uc791 \ubcf5\uc7a1\uc131\ub3c4 \uc99d\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/multilayer-PCB.webp\" alt=\"multilayer PCB\" class=\"wp-image-2792\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/multilayer-PCB.webp 600w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/multilayer-PCB-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-8-4-rigid-flex-and-rigid-flex\">4) \ub9ac\uc9c0\ub4dc, \ud50c\ub809\uc2a4, \ub9ac\uc9c0\ub4dc-\ud50c\ub809\uc2a4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uacac\uace0\ud55c PCB:<\/strong> \ud45c\uc900 \uc194\ub9ac\ub4dc \ubcf4\ub4dc\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud50c\ub809\uc2a4 PCB:<\/strong> thin <a href=\"https:\/\/flj-pcb.com\/ko\/pcb-manufacturer\/flexible-pcb\/\" data-type=\"page\" data-id=\"1901\">\uc720\uc5f0\ud55c \ud68c\ub85c<\/a> \ud734\ub300\ud3f0, \uce74\uba54\ub77c, \uc6e8\uc5b4\ub7ec\ube14, \uc881\uc740 \uacf5\uac04\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub9ac\uc9c0\ub4dc \ud50c\ub809\uc2a4 PCB:<\/strong> \ub450 \uac00\uc9c0\uc758 \uc870\ud569. \ub354 \ube44\uc2f8\uc9c0\ub9cc \ud3ec\uc7a5 \ubb38\uc81c\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-9-5-high-frequency-high-speed-pcbs\">5) \uace0\uc8fc\ud30c\/\uace0\uc18d PCB<\/h3>\n\n\n\n<p><a href=\"https:\/\/flj-pcb.com\/ko\/pcb-shielding-design-and-rf-shielding-guide\/\" data-type=\"post\" data-id=\"4844\">RF, \ubb34\uc120, \uace0\uc18d \ub514\uc9c0\ud138 \uc778\ud130\ud398\uc774\uc2a4 \ubc0f \uc784\ud53c\ub358\uc2a4\uc5d0 \ubbfc\uac10\ud55c \ubaa8\ub4e0 \uac83\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/a>. \uc774\ub7ec\ud55c \uacbd\uc6b0 \uc885\uc885 \ub2e4\uc74c\uacfc \uac19\uc740 \ud2b9\uc218 \uc790\ub8cc\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. <strong>\ub0ae\uc740 \uc720\uc804\uccb4 \uc190\uc2e4<\/strong>, (\uc815\ud655\ud55c \uc6a9\ub3c4 \ubc0f \uc81c\uc870\uc5c5\uccb4\uc758 \uc81c\ud488\uc5d0 \ub530\ub77c \ud3f4\ub9ac\uc6b0\ub808\ud0c4, \ud3f4\ub9ac\uc5d0\ud2f8\ub80c, \ud3f4\ub9ac\uc2a4\ud2f0\ub80c \ud63c\ud569\ubb3c \ub4f1) PTFE \uae30\ubc18 \ub77c\ubbf8\ub124\uc774\ud2b8\uc640 \uac19\uc740 \uae30\ud0c0 \uc81c\ud488\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"372\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/High-Frequency-PCB.webp\" alt=\"High-Frequency PCB\" class=\"wp-image-2728\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/High-Frequency-PCB.webp 600w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/High-Frequency-PCB-300x186.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-10-6-special-boards-a-few-youll-hear-about\">6) \uc2a4\ud398\uc15c \ubcf4\ub4dc (\uba87 \uac00\uc9c0 \uc18c\uac1c\ud560 \uc608\uc815)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uae08\uc18d \ucf54\uc5b4 PCB:<\/strong> \ubc29\uc5f4 \ubc0f \uc548\uc815\uc131\uc744 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4(LED \uc870\uba85 \ubc0f \uc804\ub825 \uc804\uc790\uc81c\ud488\uc5d0 \uc77c\ubc18\uc801).<\/li>\n\n\n\n<li><strong>\ud45c\uba74 \uc2e4\uc7a5 PCB:<\/strong> \uc815\ud655\ud788 \u201c\ubcf4\ub4dc \ud0c0\uc785'\uc740 \uc544\ub2c8\uace0 \uc870\ub9bd \uc2a4\ud0c0\uc77c\uc5d0 \uac00\uae5d\uc9c0\ub9cc \uc0ac\ub78c\ub4e4\uc740 \uadf8\ub807\uac8c \ub9d0\ud569\ub2c8\ub2e4. SMT\ub294 \uac00\ubccd\uace0 \uc587\uc73c\uba70 \ub300\ub7c9 \uc0dd\uc0b0\uc774 \uac00\ub2a5\ud55c \uc800\ube44\uc6a9 \ube4c\ub4dc\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud0c4\uc18c \ud544\ub984 \uc778\uc1c4 \ubcf4\ub4dc:<\/strong> \ube44\uc6a9\uacfc \uac04\ub2e8\ud55c \ud504\ub85c\uc138\uc2a4\uac00 \uc911\uc694\ud55c \uacf3\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-11-7-hdi-pcb\">7) HDI PCB<\/h3>\n\n\n\n<p><a href=\"https:\/\/flj-pcb.com\/ko\/pcb-manufacturer\/hdi-pcb\/\" data-type=\"page\" data-id=\"1915\">HDI\ub294 \uace0\ubc00\ub3c4 \uc778\ud130\ucee4\ub125\ud2b8\uc758 \uc57d\uc790\uc785\ub2c8\ub2e4.<\/a>. \uae30\uc874 PCB\ubcf4\ub2e4 \ub354 \uc791\uc740 \ube44\uc544, \ub354 \uc881\uc740 \uac04\uaca9, \ub354 \ub192\uc740 \ubc30\uc120 \ubc00\ub3c4. \ud734\ub300\ud3f0, \uc18c\ud615 \uae30\uae30, \uace0\uae09 \uc81c\ud488\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/hdi-pcb.webp\" alt=\"hdi pcb\" class=\"wp-image-2703\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/hdi-pcb.webp 600w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/hdi-pcb-300x225.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-12-how-a-pcb-is-designed-high-level-but-real\">PCB \uc124\uacc4 \ubc29\ubc95(\ub192\uc740 \uc218\uc900\uc774\uc9c0\ub9cc \uc2e4\uc81c)<\/h2>\n\n\n\n<p>PCB \uc124\uacc4\ub294 \ub2e8\uc21c\ud788 \u201c\uc5f0\uacb0'\ub420 \ub54c\uae4c\uc9c0 \uc120\uc744 \uadf8\ub9ac\ub294 \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc77c\ubc18\uc801\uc778 \ud750\ub984\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\ud68c\ub85c\ub3c4 \ub9cc\ub4e4\uae30<\/strong><\/li>\n\n\n\n<li>\uc774\uac83\uc774 \ub17c\ub9ac \ud68c\ub85c\uc785\ub2c8\ub2e4. \ubb34\uc5c7\uc774 \ubb34\uc5c7, \uac00\uce58, \uadf8\ubb3c, \uc804\uc6d0 \ub808\uc77c\uc5d0 \uc5f0\uacb0\ub418\ub294\uc9c0. \u201c\ub450\ub1cc \uacc4\ud68d\u201d\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ube48 PCB \ub808\uc774\uc544\uc6c3 \ub9cc\ub4e4\uae30<\/strong><\/li>\n\n\n\n<li>\ubcf4\ub4dc \ubaa8\uc591, \uc7a5\ucc29 \uad6c\uba4d, \ud0b5\uc544\uc6c3 \uc601\uc5ed, \ucee4\ub125\ud130 \uc704\uce58\ub97c \uc815\uc758\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud68c\ub85c\ub3c4 \ucea1\ucc98 \ubc0f PCB\uc5d0 \uc5f0\uacb0<\/strong><\/li>\n\n\n\n<li>\uad6c\uc131 \uc694\uc18c(\ud48b\ud504\ub9b0\ud2b8)\ub97c \uac00\uc838\uc624\uace0 \uadf8\ubb3c\uc744 \uc5f0\uacb0\ud558\uc5ec PCB\uac00 \ubb34\uc5c7\uc744 \uc5f0\uacb0\ud574\uc57c \ud558\ub294\uc9c0 \uc54c \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>PCB \uc2a4\ud0dd\uc5c5 \uc124\uacc4<\/strong><\/li>\n\n\n\n<li>\ucd5c\uc2e0 \ub514\uc790\uc778\uc758 \uacbd\uc6b0 4\ub808\uc774\uc5b4 FR4\uac00 \ub9e4\uc6b0 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4. \uc2a4\ud0dd\uc5c5\uc740 \uc784\ud53c\ub358\uc2a4, EMI \ubc0f \uc81c\uc870 \uac00\ub2a5\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub514\uc790\uc778 \uaddc\uce59 \ubc0f DFM \uc694\uad6c \uc0ac\ud56d \uc815\uc758<\/strong><\/li>\n\n\n\n<li>\ud2b8\ub808\uc774\uc2a4 \ud3ed, \uac04\uaca9, \ub4dc\ub9b4 \ud06c\uae30, \ud658\ud615 \ub9c1, \uc194\ub354 \ub9c8\uc2a4\ud06c \uac04\uaca9, \uc784\ud53c\ub358\uc2a4 \ud0c0\uac9f. \uc774\ub7ec\ud55c \uaddc\uce59\uc740 \uc81c\uc870\uc5c5\uccb4\uac00 \uc2e4\uc81c\ub85c \uc81c\uc791\ud560 \uc218 \uc788\ub294 \uac83\uacfc \uc77c\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uc124\uacc4\uc790\ub294 \uc885\uc885 \uc81c\uc870\uc5c5\uccb4\uc640 \ub17c\uc758\ud558\uc5ec \uc81c\uc57d \uc870\uac74\uc744 \ud30c\uc545\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uad6c\uc131 \uc694\uc18c \ubc30\uce58<\/strong><\/li>\n\n\n\n<li>\ucc98\uc74c\uc5d0\ub294 \uc790\ub3d9\uc73c\ub85c \ubc30\uce58\ud560 \uc218 \uc788\uc9c0\ub9cc \uc2e0\ud638 \ubb34\uacb0\uc131, \ubc1c\uc5f4, \uc811\uadfc\uc131, \uc870\ub9bd \uc81c\uc57d \ub4f1 \uc2e4\uc81c \ubc30\uce58\ub294 \ub300\uac1c \uc218\ub3d9\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc194\uc9c1\ud788 \ub9d0\ud574\uc11c \ubc30\uce58\ub294 \uc804\ud22c\uc758 \uc808\ubc18\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub77c\uc6b0\ud305(\ubc30\uc120)<\/strong><\/li>\n\n\n\n<li>\ud2b8\ub808\uc774\uc2a4\ub294 \uac00\uc774\ub4dc\ub77c\uc778\uc5d0 \ub530\ub77c \ubc30\uce58\ub429\ub2c8\ub2e4. \uace0\uc18d \uc124\uacc4\uc758 \uacbd\uc6b0 \uc194\ubc84 \ub610\ub294 \uc124\uacc4 \ud234\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud0c0\uac9f \uc784\ud53c\ub358\uc2a4\uc5d0 \ub300\ud55c \ud2b8\ub808\uc774\uc2a4 \uc9c0\uc624\uba54\ud2b8\ub9ac\ub97c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc2dd\ubcc4\uc790 \ucd94\uac00<\/strong><\/li>\n\n\n\n<li>\ucc38\uc870 \uc9c0\uc815\uc790, \uadf9\uc131 \ud45c\uc2dc, \ud14c\uc2a4\ud2b8 \ud3ec\uc778\ud2b8, \ub77c\ubca8, \ub85c\uace0. \uc870\ub9bd \ubc0f \ubb38\uc81c \ud574\uacb0 \uc2dc\uac04\uc744 \uc808\uc57d\ud560 \uc218 \uc788\ub294 \uc0ac\uc18c\ud55c \uac83\ub4e4.<\/li>\n\n\n\n<li><strong>DRC \uac80\uc0ac \uc2e4\ud589<\/strong><\/li>\n\n\n\n<li>\ub514\uc790\uc778 \uaddc\uce59 \uac80\uc0ac(DRC)\ub294 \ub744\uc5b4\uc4f0\uae30 \uc624\ub958, \uc5f0\uacb0 \ub204\ub77d, \uc774\uc0c1\ud55c \uc704\ubc18 \uc0ac\ud56d\uc744 \ud3ec\ucc29\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc81c\uc870 \ud30c\uc77c \uc0dd\uc131<\/strong><\/li>\n\n\n\n<li>\uc77c\ubc18\uc801\uc73c\ub85c \uac70\ubc84(\uc885\uc885 \ud655\uc7a5\ub41c \uac70\ubc84)\uc640 \ub4dc\ub9b4 \ud30c\uc77c, \uc2a4\ud0dd\uc5c5 \ub178\ud2b8, \uc81c\uc791 \ub3c4\uba74\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<p>\uc77c\ubc18\uc801\uc778 PCB \uc124\uacc4 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub85c\ub294 Altium Designer, OrCAD, Pads, KiCad \ubc0f Eagle\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-13-how-a-pcb-board-is-manufactured-the-real-step-by-step-idea\">PCB \uae30\ud310\uc774 \uc81c\uc870\ub418\ub294 \ubc29\ubc95(\uc2e4\uc81c \ub2e8\uacc4\ubcc4 \uc544\uc774\ub514\uc5b4)<\/h2>\n\n\n\n<p>PC\ubc29\uc744 \ud55c \ubc88\ub3c4 \ub458\ub7ec\ubcf4\uc9c0 \uc54a\uc558\ub2e4\uba74 \uc911\ub3c5\uc131\uc774 \uac15\ud55c \uacf3\uc785\ub2c8\ub2e4. \uc2dc\ub044\ub7ec\uc6b4 \uae30\uacc4, \ud654\ud559\uc57d\ud488 \ub77c\uc778, \ud328\ub110 \ub354\ubbf8, \uac80\uc0ac \uc2a4\ud14c\uc774\uc158. \uc81c\uc870\uc5c5\uccb4\ub97c \ubc29\ubb38\ud55c \ub514\uc790\uc774\ub108\ub294 \ubcf4\ud1b5 \uc81c\uc870\ub97c \uc5fc\ub450\uc5d0 \ub450\uace0 \ub514\uc790\uc778\uc744 \uc2dc\uc791\ud558\uae30 \ub54c\ubb38\uc5d0 \ub354 \uacb8\uc190\ud55c \uc790\uc138\ub85c \ub3cc\uc544\uc635\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub2e4\uc74c\uc740 \ub2e8\uc21c\ud654\ub418\uc5c8\uc9c0\ub9cc \uc5ec\uc804\ud788 \uc815\ud655\ud55c \uc77c\ubc18\uc801\uc778 PCB \uc81c\uc870 \uacf5\uc815\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-14-step-1-design-and-output\">1\ub2e8\uacc4: \ub514\uc790\uc778 \ubc0f \ucd9c\ub825<\/h3>\n\n\n\n<p>PCB \ub808\uc774\uc544\uc6c3\uc740 CAD \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc5d0\uc11c \uc0dd\uc131\ub418\uace0 \ud655\uc778 \ud6c4 \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ub0b4\ubcf4\ub0b4\uc9d1\ub2c8\ub2e4. <a href=\"https:\/\/www.creativehitech.com\/blog\/pcb-gerber-files-introduction-and-industrial-importance\/\" rel=\"noreferrer noopener\" target=\"_blank\">\uac70\ubc84 \ud30c\uc77c<\/a> (\uc885\uc885 \ud655\uc7a5\ub41c \uac70\ubc84). \uc774\uac83\uc774 \ubc14\ub85c \uc870\uc791\uc758 \u201c\uc9c4\uc2e4\uc758 \uc6d0\ucc9c'\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"533\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/Design-File-Handling.webp\" alt=\"Design File Handling\" class=\"wp-image-2910\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/Design-File-Handling.webp 400w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/09\/Design-File-Handling-225x300.webp 225w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-15-step-2-from-file-to-film\">2\ub2e8\uacc4: \ud30c\uc77c\uc5d0\uc11c \uc601\uc0c1\uc73c\ub85c<\/h3>\n\n\n\n<p>\ud50c\ub85c\ud130\ub294 PCB \ub514\uc790\uc778\uc758 \uc0ac\uc9c4 \ud544\ub984\uc744 \uc778\uc1c4\ud569\ub2c8\ub2e4. \ud544\ub984\uc740 \ud328\ud134\uc744 \uad6c\ub9ac\ub85c \uc804\uc0ac\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-16-step-3-printing-the-inner-layers\">3\ub2e8\uacc4: \ub0b4\ubd80 \ub808\uc774\uc5b4 \uc778\uc1c4<\/h3>\n\n\n\n<p>\ub2e4\uce35 \ubcf4\ub4dc\uc758 \uacbd\uc6b0, \ub0b4\ubd80 \ub808\uc774\uc5b4 \uad6c\ub9ac \ud328\ud134\uc740 \uae30\ud310(\uc5d0\ud3ed\uc2dc \uc218\uc9c0 + \uc720\ub9ac \uc12c\uc720)\uc5d0 \uc801\uce35\ub41c \uad6c\ub9ac \ud638\uc77c \uc704\uc5d0 \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4. \uc815\ud655\ud55c \uad6c\ub9ac \ud328\ud134\uc774 \ud615\uc131\ub420 \uc218 \uc788\ub3c4\ub85d \ud3ec\ud1a0\ub808\uc9c0\uc2a4\ud2b8\ub97c \ub3c4\ud3ec, \ub178\ucd9c, \ud604\uc0c1\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-17-step-4-removing-the-unwanted-copper\">4\ub2e8\uacc4: \ubd88\ud544\uc694\ud55c \uad6c\ub9ac \uc81c\uac70\ud558\uae30<\/h3>\n\n\n\n<p>\ud654\ud559 \uacf5\uc815\uc740 \uacfc\ub3c4\ud55c \uad6c\ub9ac\ub97c \uc81c\uac70\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uacbd\ud654\ub41c \ub808\uc9c0\uc2a4\ud2b8\uac00 \ub0a8\uc544 \uc788\uc5b4\uc57c \ud558\ub294 \uad6c\ub9ac\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc5d0\uce6d \ud6c4\uc5d0\ub294 \uc194\ubca4\ud2b8\ub85c \ub808\uc9c0\uc2a4\ud2b8\ub97c \ubc97\uaca8\ub0b4\uc5b4 \uae68\ub057\ud55c \uad6c\ub9ac \ud53c\ucc98\ub97c \ub0a8\uae41\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-18-step-5-layer-alignment-and-optical-inspection\">5\ub2e8\uacc4: \ub808\uc774\uc5b4 \uc815\ub82c \ubc0f \uad11\ud559 \uac80\uc0ac<\/h3>\n\n\n\n<p>\ub808\uc774\uc5b4\ub294 \uc644\ubcbd\ud558\uac8c \uc815\ub82c\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc815\ub82c \ud380\uce58\uc640 \ub4f1\ub85d \uad6c\uba4d\uc774 \uc0ac\uc6a9\ub418\uba70 \uad11\ud559 \ud380\uce58 \uae30\uacc4\ub294 \ub808\uc774\uc5b4\ub97c \uc815\ud655\ud558\uac8c \ubc30\uce58\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uadf8\ub7f0 \ub2e4\uc74c \ud328\ub110\uc740 \uc885\uc885 <a href=\"https:\/\/smta.org\/news\/710400\/PARMI-Sets-New-AOI-Standard-with-AI-Teaching-Wins-2025-Mexico-Technology-Award.htm\" rel=\"noreferrer noopener\" target=\"_blank\"><strong>\uc790\ub3d9 \uad11\ud559 \uac80\uc0ac(AOI)<\/strong><\/a>. \ub808\uc774\uc800 \uc13c\uc11c\uac00 \ud328\ub110\uc744 \uac70\ubc84 \ub370\uc774\ud130\uc640 \ube44\uad50\ud558\uc5ec \uc5f4\ub9bc, \ub2e8\ub77d \ub610\ub294 \ud328\ud134 \uacb0\ud568\uc744 \ucc3e\uc544\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"399\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/AOI-inspection.webp\" alt=\"AOI inspection\" class=\"wp-image-2265\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/AOI-inspection.webp 600w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/AOI-inspection-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-19-step-6-layer-up-and-bonding\">6\ub2e8\uacc4: \ub808\uc774\uc5b4\uc5c5 \ubc0f \ubcf8\ub529<\/h3>\n\n\n\n<p>\ubcf4\ub4dc\ub294 \uc0cc\ub4dc\uc704\uce58\ucc98\ub7fc \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4. \uad6c\ub9ac \ud638\uc77c, \ud504\ub9ac\ud504\ub808\uadf8(\uc811\ucc29 \uc218\uc9c0), \ucf54\uc5b4 \uc18c\uc7ac\ub97c \ud504\ub808\uc2a4 \ud50c\ub808\uc774\ud2b8\uc640 \uc54c\ub8e8\ubbf8\ub284 \ud638\uc77c\uacfc \ud568\uaed8 \uce35\uce35\uc774 \uc313\uc740 \ub2e4\uc74c \ucef4\ud4e8\ud130\ub85c \uc81c\uc5b4\ub418\ub294 \ubcf8\ub529 \ud504\ub808\uc2a4\ub85c \uc555\ucc29\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub2e4\uce35 PCB\uac00 \ud558\ub098\uc758 \uc194\ub9ac\ub4dc \uc720\ub2db\uc774 \ub418\ub294 \uc21c\uac04\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-20-step-7-drilling\">7\ub2e8\uacc4: \ub4dc\ub9b4\ub9c1<\/h3>\n\n\n\n<p>\uad6c\uc131 \uc694\uc18c \ub9ac\ub4dc, \ub9c8\uc6b4\ud305 \ubc0f \ube44\uc544\ub97c \uc704\ud574 \uad6c\uba4d\uc744 \ub6ab\uc2b5\ub2c8\ub2e4. \ud0c0\uac9f\uc744 \uc2dd\ubcc4\ud558\uae30 \uc704\ud574 X-\ub808\uc774 \ub85c\ucf00\uc774\ud130\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. CNC \ub4dc\ub9b4\ub9c1 \uba38\uc2e0\uc740 \uacf5\uae30 \uad6c\ub3d9 \uc2a4\ud540\ub4e4\uc774 \ucd5c\ub300 \uc57d 150,000rpm\uc73c\ub85c \ub9e4\uc6b0 \ube60\ub974\uac8c \uc791\ub3d9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub4dc\ub9b4\ub9c1 \ud6c4 \uc5ec\ubd84\uc758 \uad6c\ub9ac\ub098 \uac70\uce5c \ubaa8\uc11c\ub9ac\ub294 \ud504\ub85c\ud30c\uc77c\ub9c1 \ub3c4\uad6c\ub85c \uc815\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/12\/About-PCB-Drill-Compensation_compressed.webp\" alt=\"About PCB Drill Compensation\" class=\"wp-image-4584\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/12\/About-PCB-Drill-Compensation_compressed.webp 800w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/12\/About-PCB-Drill-Compensation_compressed-300x200.webp 300w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/12\/About-PCB-Drill-Compensation_compressed-768x512.webp 768w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/12\/About-PCB-Drill-Compensation_compressed-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-21-step-8-plating-chemical-deposition\">8\ub2e8\uacc4: \ub3c4\uae08(\ud654\ud559 \uc99d\ucc29)<\/h3>\n\n\n\n<p>\ud328\ub110 \ud45c\uba74\uacfc \ub6ab\ub9b0 \uad6c\uba4d \ub0b4\ubd80\uc5d0 \uc587\uc740 \uad6c\ub9ac \uce35\uc774 \uc99d\ucc29\ub418\uc5b4 \ube44\uc544\uac00 \uce35 \uc0ac\uc774\uc5d0 \uc804\uae30\ub97c \uc804\ub3c4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-22-step-9-outer-layer-imaging\">9\ub2e8\uacc4: \uc678\ubd80 \ub808\uc774\uc5b4 \uc774\ubbf8\uc9d5<\/h3>\n\n\n\n<p>\uc0c8\ub85c\uc6b4 \ud3ec\ud1a0\ub808\uc9c0\uc2a4\ud2b8\uac00 \ud328\ub110\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc790\uc678\uc120\uc5d0 \ub178\ucd9c\ub418\uba74 \uad6c\ub9ac\uac00 \ub0a8\uc544 \uc788\uc5b4\uc57c \ud560 \uacf3\uc5d0 \ub808\uc9c0\uc2a4\ud2b8\uac00 \uacbd\ud654\ub429\ub2c8\ub2e4. \uacbd\ud654\ub418\uc9c0 \uc54a\uc740 \ub808\uc9c0\uc2a4\ud2b8\ub294 \uae30\uacc4\ub85c \uc81c\uac70\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-23-step-10-outer-layer-plating-electroplating\">10\ub2e8\uacc4: \uc678\uce35 \ub3c4\uae08(\uc804\uae30 \ub3c4\uae08)<\/h3>\n\n\n\n<p>\uae30\ud310\uc740 \uad6c\ub9ac\ub85c \uc804\uae30 \ub3c4\uae08\ub418\uc5b4 \ud2b8\ub808\uc774\uc2a4\uc640 \ube44\uc544\uc5d0 \ub450\uaed8\ub97c \uc313\uc740 \ub2e4\uc74c \uc5d0\uce6d \uc911\uc5d0 \uad6c\ub9ac\ub97c \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uc8fc\uc11d\uc73c\ub85c \ub3c4\uae08\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-24-step-11-final-etching\">11\ub2e8\uacc4: \ucd5c\uc885 \uc5d0\uce6d<\/h3>\n\n\n\n<p>\ud654\ud559 \uc6a9\uc561\uc740 \uacfc\ub3c4\ud55c \uad6c\ub9ac\ub97c \uc81c\uac70\ud569\ub2c8\ub2e4. \uc8fc\uc11d\uc740 \uc6d0\ud558\ub294 \uad6c\ub9ac \ud53c\ucc98\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc5d0\uce6d \ud6c4 \ud544\uc694\uc5d0 \ub530\ub77c \uc8fc\uc11d\uc744 \uc81c\uac70\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-25-step-12-solder-mask-application\">12\ub2e8\uacc4: \uc194\ub354 \ub9c8\uc2a4\ud06c \uc801\uc6a9<\/h3>\n\n\n\n<p>\uc5d0\ud3ed\uc2dc \uc194\ub354 \ub9c8\uc2a4\ud06c \uc789\ud06c\ub97c \uc591\uba74\uc5d0 \ub3c4\ud3ec\ud55c \ub2e4\uc74c UV \uacbd\ud654\ud569\ub2c8\ub2e4. \ub610\ud55c \ub9ce\uc740 \ubcf4\ub4dc\ub294 \uc644\uc804\ud55c \uacbd\ub3c4\ub97c \uc704\ud574 \uc624\ube10 \uacbd\ud654 \uacfc\uc815\uc744 \uac70\uce69\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Green-Solder-Mask-Immersion-Hard-Gold-PCB.webp\" alt=\"Green Solder Mask Immersion Hard Gold PCB\" class=\"wp-image-2815\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Green-Solder-Mask-Immersion-Hard-Gold-PCB.webp 500w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Green-Solder-Mask-Immersion-Hard-Gold-PCB-300x300.webp 300w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/08\/Green-Solder-Mask-Immersion-Hard-Gold-PCB-150x150.webp 150w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-26-step-13-surface-finish\">13\ub2e8\uacc4: \ud45c\uba74 \ub9c8\uac10<\/h3>\n\n\n\n<p>\ud328\ub4dc\ub294 \ub0a9\ub55c\uc774 \uc798\ub418\uace0 \uc0b0\ud654\ub418\uc9c0 \uc54a\ub3c4\ub85d \ub9c8\uac10 \ucc98\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc635\uc158\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uae08(ENIG \ub4f1) \ub610\ub294 \uc740\uc744 \uc0ac\uc6a9\ud55c \ud654\ud559 \ub3c4\uae08<\/li>\n\n\n\n<li>\ud328\ub4dc\ub97c \uade0\uc77c\ud558\uac8c \ub9cc\ub4dc\ub294 \uc5f4\ud48d \ud3c9\ud0c4\ud654(HASL)<\/li>\n<\/ul>\n\n\n\n<p>\ube44\uc6a9, \ubcf4\uad00 \uae30\uac04, \uc870\ub9bd \ubc29\ubc95\uc5d0 \ub530\ub77c \ub2e4\uc591\ud55c \ud45c\uba74 \ub9c8\uac10\uc744 \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-27-step-14-silkscreen\">14\ub2e8\uacc4: \uc2e4\ud06c\uc2a4\ud06c\ub9b0<\/h3>\n\n\n\n<p>\uc789\ud06c\uc82f \ub610\ub294 \uc2a4\ud06c\ub9b0 \uc778\uc1c4\ub294 \ucc38\uc870 \uc9c0\uc815\uc790, \uad6c\uc131 \uc694\uc18c \uc724\uacfd\uc120, \uadf9\uc131, \ub85c\uace0, \uacbd\uace0 \ub4f1 \uc911\uc694\ud55c \uc815\ubcf4\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-28-step-15-electrical-test\">15\ub2e8\uacc4: \uc804\uae30 \ud14c\uc2a4\ud2b8<\/h3>\n\n\n\n<p>\ubcf4\ub4dc\ub294 \uac1c\ubc29 \ubc0f \ub2e8\ub77d \uc5ec\ubd80\ub97c \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \ubc29\ubc95 \uc911 \ud558\ub098\ub294 <a href=\"https:\/\/www.sfcircuits.com\/pcb-school\/flying-probe-test\" rel=\"noreferrer noopener\" target=\"_blank\"><strong>\ud50c\ub77c\uc789 \ud504\ub85c\ube0c \ud14c\uc2a4\ud2b8<\/strong><\/a>, \ub97c \uc0ac\uc6a9\ud558\uba74 \ub9de\ucda4\ud615 \ud14c\uc2a4\ud2b8 \uc7a5\ube44 \uc5c6\uc774\ub3c4 \uc804\uae30 \uc131\ub2a5\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-29-step-16-profiling-and-v-scoring\">16\ub2e8\uacc4: \ud504\ub85c\ud30c\uc77c\ub9c1 \ubc0f V-\uc2a4\ucf54\uc5b4\ub9c1<\/h3>\n\n\n\n<p>\ub77c\uc6b0\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucd5c\uc885 \ubcf4\ub4dc \uc724\uacfd\uc744 \uc790\ub974\uac70\ub098, \ud328\ub110 \uc81c\uc791\uc744 \uc704\ud574 \ubcf4\ub4dc\ub97c \uae54\ub054\ud558\uac8c \ubd84\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d V \ud648\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uadf8\ub7f0 \ub2e4\uc74c \ubcf4\ud638\ub97c \uc704\ud574 \uc9c4\uacf5 \ud3ec\uc7a5\ud55c \ud6c4 \ubc30\uc1a1\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\uac83\uc774 \ud575\uc2ec \uc544\uc774\ub514\uc5b4\uc785\ub2c8\ub2e4. \uc77c\ubd80 \uacf5\uc7a5\uc5d0\uc11c\ub294 \uae30\uc220\uc5d0 \ub530\ub77c \ucd94\uac00 \ub2e8\uacc4\ub97c \ucd94\uac00\ud558\uae30\ub3c4 \ud569\ub2c8\ub2e4(HDI, \ube14\ub77c\uc778\ub4dc\/\ub9e4\ub9bd\ud615 \ube44\uc544, \uc81c\uc5b4 \uc784\ud53c\ub358\uc2a4 \ucfe0\ud3f0 \ub4f1).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-30-pcbs-and-modern-wireless-high-frequency-stuff\">PCB \ubc0f \ucd5c\uc2e0 \ubb34\uc120, \uace0\uc8fc\ud30c \uc81c\ud488<\/h2>\n\n\n\n<p>\uc624\ub298\ub0a0\uc758 \uc804\uc790\uc81c\ud488\uc740 \uc6b0\ub9ac\uac00 \uc0dd\uac01\ud558\uc9c0 \ubabb\ud560 \ub54c\uc5d0\ub3c4 \u201c\ub77c\ub514\uc624\ucc98\ub7fc \uc791\ub3d9\ud558\ub294 \uc2e0\ud638'\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \ube60\ub978 \ub514\uc9c0\ud138 \uc5e3\uc9c0, \ubb34\uc120 \uc804\uc1a1, \uc74c\uc131, \ube44\ub514\uc624, \ub370\uc774\ud130. \ubaa8\ub4e0 \uac83\uc5d0\ub294 \ud45c\uc900\uc774 \uc788\uc73c\uba70, PCB\ub294 \uc774\ub7ec\ud55c \uc131\ub2a5 \uc2f8\uc6c0\uc758 \uc2b9\ud328\ub97c \uac00\ub974\ub294 \uacf3\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc0c8\ub85c\uc6b4 \uc138\ub300\uc758 \uc81c\ud488\uc774 \ucd9c\uc2dc\ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uace0\uc8fc\ud30c \ubcf4\ub4dc<\/li>\n\n\n\n<li>\uc720\uc804\uccb4 \uc190\uc2e4\uc774 \uc801\uc740 \uae30\ud310<\/li>\n\n\n\n<li>\ub354 \uc5c4\uaca9\ud55c \ud5c8\uc6a9 \uc624\ucc28<\/li>\n\n\n\n<li><a href=\"https:\/\/www.allpcb.com\/allelectrohub\/understanding-impedance-control-in-pcb-routing-best-practices-and-guidelines\" target=\"_blank\" rel=\"noreferrer noopener\">\uc784\ud53c\ub358\uc2a4 \uc81c\uc5b4 \ub77c\uc6b0\ud305<\/a><\/li>\n<\/ul>\n\n\n\n<p>RF, \uace0\uc18d \uc778\ud130\ud398\uc774\uc2a4 \ub610\ub294 \uace0\ubc00\ub3c4 \ub808\uc774\uc544\uc6c3\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \uc77c\ubc18\uc801\uc73c\ub85c PCB\ub97c \uc0ac\ud6c4 \uace0\ub824 \uc0ac\ud56d\uc73c\ub85c \ucde8\uae09\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c\uc758 \uc77c\ubd80\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-31-so-what-is-a-pcb-board-really\">\uadf8\ub807\ub2e4\uba74 PCB \ubcf4\ub4dc\ub780 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/h2>\n\n\n\n<p>\ud55c \ubc88\uc5d0 \ub450 \uac00\uc9c0 \uc791\uc5c5\uc744 \uc218\ud589\ud558\ub294 \uc81c\uc870 \ud50c\ub7ab\ud3fc\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\uc804\uae30 \uc2e0\ud638 \ubc0f \uc804\uc6d0 \ub77c\uc6b0\ud305<\/strong> \uad6c\ub9ac \uacbd\ub85c\ub97c \ud1b5\ud574.<\/li>\n\n\n\n<li><strong>\ud68c\ub85c\ub97c \uae30\uacc4\uc801\uc73c\ub85c \uc9c0\uc9c0\ud558\uace0 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/strong> \uc870\ub9bd, \ubc30\uc1a1, \uc0ac\uc6a9 \ubc0f \ub300\ub7c9 \uc0dd\uc0b0\uc774 \uc548\uc815\uc801\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<p>\uadf8\uac8c \ub2e4\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774\uac83\uc774 \ubc14\ub85c PC\ubc29\uc774 \uc870\uc6a9\ud788 \uc138\uc0c1\uc744 \uc6b4\uc601\ud558\ub294 \uc774\uc720\uc774\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-32-need-a-reliable-pcb-board-made\">\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 PCB \ubcf4\ub4dc \uc81c\uc791\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/h2>\n\n\n\n<p>\ub2e4\uc74c \ud504\ub85c\uc81d\ud2b8\ub97c \uc704\ud574 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 PCB \ubcf4\ub4dc\uac00 \ud544\uc694\ud558\uc2e0\uac00\uc694? At <strong>\ud544\ub9ac\ud328\uc2a4\ud2b8<\/strong>, \uc548\uc815\uc801\uc778 \uc131\ub2a5, \ube60\ub978 \ucc98\ub9ac \uc2dc\uac04, \uc804\ubb38\uc801\uc778 \uc9c0\uc6d0\uc73c\ub85c \uace0\ud488\uc9c8 PCB \uc81c\uc870\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ud504\ub85c\ud1a0\ud0c0\uc785 \ubcf4\ub4dc\uac00 \ud544\uc694\ud558\ub4e0 \ub300\ub7c9 \uc0dd\uc0b0\uc774 \ud544\uc694\ud558\ub4e0, \uc800\ud76c \ud300\uc740 \uc124\uacc4\ub97c \uc2e4\ud604\ud560 \uc218 \uc788\ub3c4\ub85d \ub3c4\uc640\ub4dc\ub9b4 \uc900\ube44\uac00 \ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ubc29\ubb38\ud558\uae30 <a href=\"https:\/\/flj-pcb.com\/ko\/\" data-type=\"page\" data-id=\"6\"><strong><strong>\ud544\ub9ac\ud328\uc2a4\ud2b8<\/strong><\/strong> <\/a>\ub97c \ud074\ub9ad\ud574 \uc624\ub298 \uacac\uc801\uc744 \ubc1b\uc544\ubcf4\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heading-33-faqs-frequently-asked-questions\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38(FAQ)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-34-what-is-a-pcb-board-and-why-is-it-important-in-electronics\">PCB \uae30\ud310\uc774\ub780 \ubb34\uc5c7\uc774\uba70 \uc804\uc790 \uc81c\ud488\uc5d0\uc11c \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p>PCB \uae30\ud310 \ub610\ub294 \uc778\uc1c4 \ud68c\ub85c \uae30\ud310\uc740 \uc804\uc790 \ubd80\ud488\uc744 \uc11c\ub85c \uc5f0\uacb0\ud558\ub294 \uc804\ub3c4\uc131 \uad6c\ub9ac \uacbd\ub85c\uac00 \uc788\ub294 \uc808\uc5f0 \uae30\ud310\uc785\ub2c8\ub2e4. \ud544\uc694\ud55c \uacf3\uc5d0 \uc804\ub958\uc640 \uc2e0\ud638\ub97c \uc804\ub2ec\ud558\uace0 \uad6c\uc131 \uc694\uc18c\ub97c \uae30\uacc4\uc801\uc73c\ub85c \uc81c\uc790\ub9ac\uc5d0 \uace0\uc815\ud558\uc5ec \ubc30\uc120\uc774 \uc5c9\ud0a4\ub294 \uac83\uc744 \ubc29\uc9c0\ud568\uc73c\ub85c\uc368 \ud604\ub300 \uc804\uc790\uc81c\ud488\uc758 \uc911\ucd94\uc801\uc778 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. PCB\ub294 \ud68c\ub85c \uc0c1\ud638 \uc5f0\uacb0, \uad6c\uc870\uc801 \uc9c0\uc9c0, \ub2e8\ub77d \ubc0f \uc624\uc5fc \ubc29\uc9c0, \uc0dd\uc0b0 \ud6a8\uc728\uc131, \uc720\uc9c0\ubcf4\uc218 \uc6a9\uc774\uc131, \ub514\ubc14\uc774\uc2a4\uc758 \uace0\ubc00\ub3c4 \ud1b5\ud569\uc744 \uac00\ub2a5\ud558\uac8c \ud558\uae30 \ub54c\ubb38\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-35-what-does-pcb-stand-for-and-how-is-it-different-from-pwb-and-pcba\">PCB\ub294 \ubb34\uc5c7\uc744 \uc758\ubbf8\ud558\uba70 PWB \ubc0f PCBA\uc640 \uc5b4\ub5bb\uac8c \ub2e4\ub978\uac00\uc694?<\/h3>\n\n\n\n<p>PCB\ub294 \uc778\uc1c4 \ud68c\ub85c \uae30\ud310\uc758 \uc57d\uc790\uc785\ub2c8\ub2e4. PWB\ub294 \uc778\uc1c4 \ubc30\uc120 \uae30\ud310\uc744 \uc758\ubbf8\ud558\uba70, \ubd80\ud488\uc744 \uc870\ub9bd\ud558\uae30 \uc804\uc758 \ubca0\uc5b4 \ubcf4\ub4dc\ub97c \uac00\ub9ac\ud0a4\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. PCBA\ub294 \uc778\uc1c4 \ud68c\ub85c \uae30\ud310 \uc5b4\uc148\ube14\ub9ac\uc758 \uc57d\uc790\ub85c, \uad6c\uc131 \uc694\uc18c\ub97c \ubc30\uce58\ud558\uace0 \ub0a9\ub55c\ud55c \ud6c4\uc758 PCB\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774 \uc6a9\uc5b4\ub294 \uc77c\uc0c1\uc801\uc778 \ub300\ud654\uc5d0\uc11c \uac19\uc740 \uc758\ubbf8\ub85c \uc0ac\uc6a9\ub418\uae30\ub3c4 \ud558\uc9c0\ub9cc, \ud68c\ub85c \uae30\ud310\uc758 \uc5ec\ub7ec \ub2e8\uacc4 \ub610\ub294 \uce21\uba74\uc744 \uac15\uc870\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-36-what-materials-are-commonly-used-to-make-a-pcb\">PCB\ub97c \ub9cc\ub4dc\ub294 \ub370 \uc77c\ubc18\uc801\uc73c\ub85c \uc5b4\ub5a4 \uc7ac\ub8cc\uac00 \uc0ac\uc6a9\ub418\ub098\uc694?<\/h3>\n\n\n\n<p>\ub300\ubd80\ubd84\uc758 \uc77c\ubc18\uc801\uc778 PCB\ub294 \uc720\ub9ac \uc12c\uc720\ub97c \uc5d0\ud3ed\uc2dc \uc218\uc9c0\uc640 \uacb0\ud569\ud55c FR4\ub85c \uc9c1\uc870\ud55c \uae30\ubcf8 \uc7ac\ub8cc(\uae30\ud310), \uae30\ud310\uc5d0 \uc5d0\uce6d\ub41c \uc587\uc740 \uad6c\ub9ac \ud638\uc77c, \uad6c\ub9ac\ub97c \ubd80\uc2dd\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\uace0 \ub0a9\ub55c \ube0c\ub9ac\uc9c0\ub97c \ubc29\uc9c0\ud558\ub294 \uc194\ub354 \ub9c8\uc2a4\ud06c \uce35(\ubcf4\ud1b5 \ub179\uc0c9), \ubd80\ud488 \ub77c\ubca8 \ubc0f \ub9c8\ud0b9\uc744 \uc704\ud55c \uc2e4\ud06c\uc2a4\ud06c\ub9b0 \uc778\uc1c4, \uc548\uc815\uc801\uc778 \ub0a9\ub55c\uc744 \ubcf4\uc7a5\ud558\uace0 \uc0b0\ud654\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud55c HASL \ub610\ub294 ENIG \uac19\uc740 \ud45c\uba74 \ub9c8\uac10 \ub4f1 \uc5ec\ub7ec \uce35\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-37-how-do-the-copper-traces-pads-and-vias-function-on-a-pcb\">\uad6c\ub9ac \ud2b8\ub808\uc774\uc2a4, \ud328\ub4dc \ubc0f \ube44\uc544\ub294 PCB\uc5d0\uc11c \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud569\ub2c8\uae4c?<\/h3>\n\n\n\n<p>PCB\uc758 \uad6c\ub9ac \ud754\uc801\uc740 \uad6c\uc131 \uc694\uc18c(\uac74\ubb3c) \uc0ac\uc774\uc5d0 \uc804\ub958\uc640 \uc2e0\ud638\ub97c \uc804\ub2ec\ud558\ub294 \ub3c4\ub85c\uc640 \uac19\uc740 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ud328\ub4dc\ub294 \ubd80\ud488\uc744 \ubcf4\ub4dc\uc5d0 \ub2e8\ub2e8\ud788 \ub0a9\ub55c\ud558\ub294 \uc8fc\ucc28\uc7a5 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ube44\uc544\ub294 \ub2e4\uce35 PCB\uc758 \uc5ec\ub7ec \ub808\uc774\uc5b4(\uce35) \uac04\uc5d0 \uc2e0\ud638\ub97c \uc774\ub3d9\ud558\ub294 \uc5d8\ub9ac\ubca0\uc774\ud130 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ud3ed, \uac04\uaca9, \ub77c\uc6b0\ud305\uc744 \ud3ec\ud568\ud55c \uc774\ub7ec\ud55c \uacbd\ub85c\uc758 \uc2e0\uc911\ud55c \uc124\uacc4\ub294 \ud2b9\ud788 \uace0\uc18d \ub610\ub294 \uace0\uc8fc\ud30c \uc124\uacc4\uc5d0\uc11c \ud68c\ub85c \uc131\ub2a5\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-38-what-are-the-common-types-of-pcbs-used-in-electronic-devices\">\uc804\uc790 \uae30\uae30\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc77c\ubc18\uc801\uc778 PCB \uc720\ud615\uc5d0\ub294 \uc5b4\ub5a4 \uac83\uc774 \uc788\ub098\uc694?<\/h3>\n\n\n\n<p>\uc77c\ubc18\uc801\uc778 PCB \uc720\ud615\uc5d0\ub294 \uac04\ub2e8\ud55c \uc804\uc790\uae30\uae30\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud55c\ucabd \uba74\uc774 \uad6c\ub9ac\ub85c \ub41c \ub2e8\uba74 PCB, \uc591\uba74\uc774 \ube44\uc544\ub85c \uc5f0\uacb0\ub418\uc5b4 \ub354 \ub9ce\uc740 \ub77c\uc6b0\ud305 \uacf5\uac04\uc744 \uc81c\uacf5\ud558\ub294 \uc591\uba74 PCB, \ucd5c\uc2e0 \uc7a5\uce58\uc5d0 \ub354 \uae68\ub057\ud55c \ub77c\uc6b0\ud305\uacfc \ub178\uc774\uc988 \uac10\uc18c\ub97c \uac00\ub2a5\ud558\uac8c \ud558\ub294 3\uac1c \uc774\uc0c1\uc758 \ub808\uc774\uc5b4\ub85c \uad6c\uc131\ub41c \ub2e4\uce35 PCB, \ub2e8\ub2e8\ud55c \uae30\ud310\uc778 \ub9ac\uc9c0\ub4dc PCB, \ud734\ub300\ud3f0\ucc98\ub7fc \uc881\uc740 \uacf5\uac04\uc744 \uc704\ud574 \uc587\uace0 \uc720\uc5f0\ud55c \ud50c\ub809\uc2a4 PCB, \ub9ac\uc9c0\ub4dc \uc139\uc158\uacfc \ud50c\ub809\uc2a4 \uc139\uc158\uc774 \uacb0\ud569\ub41c \ub9ac\uc9c0\ub4dc-\ud50c\ub809\uc2a4 PCB, RF, \ubb34\uc120 \ub610\ub294 \uace0\uc18d \ub514\uc9c0\ud138 \uc2e0\ud638\ub97c \ucc98\ub9ac\ud558\ub3c4\ub85d \ud2b9\uc218 \uc18c\uc7ac\ub85c \uc124\uacc4\ud55c \uace0\uc8fc\ud30c\/\uace0\uc18d PCB\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"heading-39-why-do-modern-electronics-often-use-multilayer-pcbs-instead-of-single-or-double-sided-ones\">\ud604\ub300\uc758 \uc804\uc790\uc81c\ud488\uc774 \ub2e8\uba74 \ub610\ub294 \uc591\uba74 PCB \ub300\uc2e0 \ub2e4\uce35 PCB\ub97c \uc0ac\uc6a9\ud558\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/h3>\n\n\n\n<p>\ucd5c\uc2e0 \uc804\uc790\uc81c\ud488\uc740 \uc2e0\ud638 \ub77c\uc6b0\ud305, \uc804\ub825 \ubd84\ubc30 \ubc0f \uc811\uc9c0\ub97c \uc704\ud55c \ucd94\uac00 \ub808\uc774\uc5b4\ub97c 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remote, router, laptop, or even a kid\u2019s toy, you\u2019ve used a 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