{"id":10142,"date":"2025-11-24T23:44:43","date_gmt":"2025-11-24T23:44:43","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=10142"},"modified":"2025-11-24T23:44:43","modified_gmt":"2025-11-24T23:44:43","slug":"high-voltage-pcb-chemical-cleaning","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/ko\/%ea%b3%a0%ec%a0%84%ec%95%95-pcb-%ed%99%94%ed%95%99-%ec%84%b8%ec%b2%99\/","title":{"rendered":"\ubcf4\uc774\uc9c0 \uc54a\ub294 \ubc30\ud130\ub9ac: \uace0\uc804\uc555 \uc804\uc790\uae30\uae30\uc5d0 \ud654\ud559 \uc138\ucc99\uc774 \ud544\uc694\ud55c \uc774\uc720"},"content":{"rendered":"<p>10\ubc30 \ud655\ub300\uacbd \uc544\ub798\uc5d0\uc11c \uc778\uc1c4 \ud68c\ub85c\uae30\ub97c \ubcf4\uba74 \uc544\ubb34 \uc774\uc0c1\ub3c4 \ubcf4\uc774\uc9c0 \uc54a\ub294\ub2e4. \ub0a9\ub55c\uc774 \ubc18\uc9dd\uc774\uace0, \ud544\ub81b\uc774 \uc644\ubcbd\ud558\uba70, \ub9c8\uc2a4\ud06c\uac00 \uad11\ud0dd\uc774 \ub09c\ub2e4. IPC-A-610\uc5d0 \ub530\ub974\uba74, \uadf8 \ud68c\ub85c\uae30\ud310\uc740 \uc644\ubcbd\ud558\ub2e4. \uc721\uc548 \uac80\uc0ac\uc640 \ub77c\uc778\uc0c1\uc758 \uae30\ub2a5 \uc2dc\ud5d8\uc744 \ud1b5\uacfc\ud55c\ub2e4. \uadf8\uac83\uc740 \ubc15\uc2a4\uc5d0 \ub123\uc5b4\uc838 \ubc30\uc1a1\ub418\uace0, \uc2b5\ud55c \ud658\uacbd\u2014\uc608\ub97c \ub4e4\uc5b4, \ud50c\ub85c\ub9ac\ub2e4\uc758 \ud0dc\uc591\uad11 \ubc1c\uc804\uc18c\ub098 \uc2b5\ud55c \uc8fc\ucc28\uc7a5\uc758 \uc804\uae30\ucc28 \ucda9\uc804\uc18c\u2014\uc5d0 \ub178\ucd9c\ub41c \ud6c4 \uc138 \ub2ec\uc774 \uc9c0\ub098\uba74 \ud3ed\ubc1c\ud55c\ub2e4.<\/p>\n\n\n\n<p>\ubb38\uc81c\ub294 \uc2e4\ub9ac\ucf58\uc774 \uc544\ub2c8\uc5c8\ub2e4. \ubd88\ub7c9 \ubc30\uce58\uc758 \ucee4\ud328\uc2dc\ud130\ub3c4 \uc544\ub2c8\uc5c8\ub2e4. \ubb38\uc81c\ub294 \ud68c\ub85c\uae30\ud310\uc774 \uac89\ubcf4\uae30\uc5d0\ub294 \uae68\ub057\ud558\uc9c0\ub9cc \ud654\ud559\uc801\uc73c\ub85c \ub354\ub7fd\ub2e4\ub294 \uac83\uc774\uc5c8\ub2e4.<\/p>\n\n\n\n<p>\uace0\uc804\uc555 \uc804\uc790\uae30\uae30\ub97c \ub2e4\ub8f0 \ub54c (400V, 800V \uc774\uc0c1), \uccad\uacb0\uc740 \ubbf8\ud559\uacfc \uad00\ub828\uc774 \uc5c6\ub2e4. \uc774\ub294 \uc5c4\uaca9\ud55c \uc804\uae30\ud654\ud559 \uc2e4\ud5d8\uc774\ub2e4. \ud50c\ub7ed\uc2a4\uc5d0 \ub0a8\uc740 \ubcf4\uc774\uc9c0 \uc54a\ub294 \uc794\ub958\ubb3c\uc774 \ud68c\ub85c\uc5d0 \ud65c\ubc1c\ud788 \ud65c\ub3d9\ud558\ub294 \ucc38\uc5ec\uc790\uac00 \ub418\uc5b4, \uc808\uc5f0\uccb4\ub97c \ub3c4\uccb4\ub85c \ubc14\uafb8\uac8c \ub41c\ub2e4.<\/p>\n\n\n\n<p>\u2018\uc720\ub839 \uace0\uc7a5\u2019\u2014\ud604\uc7a5\uc5d0\uc11c \uace0\uc7a5\uc774 \ub098\ub294\ub370 \u2018\ubb38\uc81c \uc5c6\uc74c(NTF)\u2019 \ub77c\ubca8\uc774 \ubd99\uac70\ub098, \ube44\uac00 \uc62c \ub54c\ub9cc \uc624\uc791\ub3d9\ud558\ub294 \uc7a5\uce58\ub97c \ub2e4\ub904 \ubcf8 \uc801\uc774 \uc788\ub2e4\uba74, \ub2f9\uc2e0\uc740 \uc544\ub9c8\ub3c4 \uc774\uc628 \uc720\ub839\uc744 \ucad3\uace0 \uc788\uc744 \uac83\uc774\ub2e4. \uc6d0\uc778\uc740 \uac70\uc758 \ud56d\uc0c1 \uc804\uc555 \ub808\uc77c \uc0ac\uc774\uc5d0 \uc131\uc7a5\ud558\ub294 \ubbf8\uc138\ud55c \uc804\ub3c4\uc131 \uc5fc\uc758 \uce35\uc778\ub370, \uc774\ub294 \uc2dc\uac01\uc801 \uac80\uc0ac \uae30\uc900\uacfc \ubb34\uad00\ud55c \uacfc\uc815\uc774\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-physics-of-the-time-bomb\">\uc2dc\uac04 \ud3ed\ud0c4\uc758 \ubb3c\ub9ac\ud559<\/h2>\n\n\n<p>\uc804\uae30 \uc5d4\uc9c0\ub2c8\uc5b4\ucc98\ub7fc \uc0dd\uac01\ud558\ub294 \uac83\uc744 \uba48\ucd94\uace0, \ud654\ud559\uc790\ucc98\ub7fc \uc0dd\uac01\ud574\uc57c \ud55c\ub2e4. \ud604\uc7a5\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \uc778\uc1c4 \ud68c\ub85c\uae30\ud310\uc740 \ub2e8\uc21c\ud788 \uad6c\ub9ac \ud2b8\ub808\uc774\uc2a4\uc758 \uc9d1\ud569\uccb4\uac00 \uc544\ub2c8\ub2e4; \uc794\ub958\ubb3c\uc774 \uc788\ub2e4\uba74, \uadf8 \ud68c\ub85c\ub294 \ubc30\ud130\ub9ac\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n<p>\uc774 \uba54\ucee4\ub2c8\uc998\uc740 \uc804\uae30\ud654\ud559\uc801 \uc774\ub3d9(Electrochemical Migration)\uc774\ub2e4. \uc774 \uae30\ub2a5\uc5d0\ub294 \uc138 \uac00\uc9c0 \uc694\uc18c\uac00 \ud544\uc694\ud558\ub2e4: \uc804\uae30\uc801 \ud3b8\ud5a5(\uc804\uc555), \uc2b5\uae30(\uc2b5\ub3c4), \uadf8\ub9ac\uace0 \uc774\uc628(\ud50c\ub7ed\uc2a4 \uc794\ub958\ubb3c). \ub450 \ud2b8\ub808\uc774\uc2a4\uc5d0 \uace0\uc804\uc555\uc744 \uac00\ud558\uba74, \uc591\uadf9\uacfc \uc74c\uadf9\uc774 \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. \ud604\ub300 \ud50c\ub7ed\uc2a4\uc5d0 \ud3ec\ud568\ub41c \ud761\uc218\uc131 \ud65c\uc131\uc81c(\uc2b5\uae30 \uc720\ub3c4\uc81c)\uac00 \uc774\ub4e4 \uc0ac\uc774\uc5d0 \uc790\ub9ac \uc7a1\uc73c\uba74, \uadf8 \uc794\ub958\ubb3c\uc740 \uacf5\uae30 \uc911\uc758 \uc218\ubd84\uc744 \ub04c\uc5b4\ub0b4\uc5b4 \ubbf8\uc138\ud55c \uc804\ud574\uc9c8 \uc6a9\uc561\uc744 \ud615\uc131\ud55c\ub2e4.<\/p>\n\n\n\n<p>\uc774 \u2018\uc218\ud504\u2019 \uc18d\uc5d0\uc11c, \ub0a9\ub55c(\uc8fc\uc11d, \uc5f0, \ub610\ub294 \uc740)\uc5d0\uc11c \uc628 \uae08\uc18d \uc774\uc628\uc774 \uc591\uadf9\uc5d0\uc11c \uc6a9\ud574\ub418\uc5b4 \uc74c\uadf9 \ucabd\uc73c\ub85c \uc774\ub3d9\ud55c\ub2e4. \uc2dc\uac04\uc774 \uc9c0\ub098\uba74\uc11c, \uc774 \uc774\uc628\ub4e4\uc740 \ub3c4\uae08\ub418\uc5b4, \ub098\ubb47\uac00\uc9c0 \ub610\ub294 \uc0bc\ub098\ubb34 \uac00\uc9c0\ucc98\ub7fc \uac00\ub298\uace0 \uae34 \uae08\uc18d \uad6c\uc870\uc778 \uc218\uc9c0(dendrite)\ub97c \ud615\uc131\ud55c\ub2e4. \uc774 \uad6c\uc870\ub294 \uacb0\uad6d \uac04\uaca9\uc744 \uac00\ub85c\uc9c0\ub974\ub294 \uc78e\uc0ac\uadc0 \ub610\ub294 \ub098\ubb47\uac00\uc9c0\ucc98\ub7fc \ubcf4\uc5ec\uc9c4\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/metallic-dendrite-growth-on-pcb.jpg\" alt=\"\uc804\uc790\ud604\ubbf8\uacbd\uc73c\ub85c \ubcf8 \uae08\uc18d\uc758 \uace0\uc0ac\ub9ac \ubaa8\uc591 \uac00\uc9c0 \ud615\uc131, \uc804\uae30\ud654\ud559\uc801 \uc774\ub3d9\uc744 \ubcf4\uc5ec\uc90c (\ud68c\ub85c \uae30\ud310\uc758 \ub450 \uc194\ub354 \ud328\ub4dc \uc0ac\uc774\uc5d0\uc11c \uc131\uc7a5).\" title=\"PCB \uc704\uc758 \ubbf8\uc2dc\uc801 \uac00\uc9c0 \uc99d\uc2dd\"\/><figcaption class=\"wp-element-caption\">\uc2dc\uac04\uc774 \uc9c0\ub098\uba74\uc11c, \ud50c\ub7ed\uc2a4 \uc794\ub958\ubb3c\uacfc \uc2b5\uae30\ub294 \uae08\uc18d \uc218\uc9c0\uc758 \uc131\uc7a5\uc744 \ucd09\uc9c4\ud558\uc5ec \ub2e8\ub77d\uc744 \ub9cc\ub4e0\ub2e4.<\/figcaption><\/figure><\/div>\n\n\n<p>\uc774\uac83\uc740 \ube60\ub978 \uacfc\uc815\uc774 \uc544\ub2c8\ub2e4. \uba87 \uc8fc \ub610\ub294 \uba87 \ub2ec\uc774 \uac78\ub9b4 \uc218 \uc788\ub2e4. \uadf8\ub7ec\ub098 \uadf8 \uc218\uc9c0\uac00 \uac04\uadf9\uc744 \uba54\uc6b0\uba74, \ub2e8\ub77d\uc774 \ubc1c\uc0dd\ud55c\ub2e4. 5V\uc5d0\uc11c\ub294 \ub2e8\uc21c\ud788 \ub17c\ub9ac \uc624\ub958\ub97c \uc720\ubc1c\ud560 \uc218 \uc788\ub2e4. 400V\uc5d0\uc11c\ub294 \uc804\ub958 \ub3cc\uc9c4\uc73c\ub85c \uc218\uc9c0\uac00 \uc99d\ubc1c\ud558\uba70, \uc885\uc885 \ubd80\ud488\uacfc PCB \uc720\ub9ac\uc12c\uc720 \uc77c\ubd80\ub97c \ud568\uaed8 \ub370\uc6cc \ubc84\ub9b0\ub2e4. \uc99d\uac70\ub294 \uc2a4\uc2a4\ub85c\ub97c \ud30c\uad34\ud558\uba70, \ud0c0\ubc84\ub9b0 \ud68c\ub85c\uae30\ud310\uacfc \uba85\ud655\ud55c \uc6d0\uc778\uc744 \ub0a8\uae30\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-noclean-lie-at-400v\">400V\uc5d0\uc11c\uc758 \u201c\ubb34\uc138\ucc99\u201d \uac70\uc9d3\ub9d0<\/h2>\n\n\n<p>\uc0b0\uc5c5\uacc4\ub294 \u201c\ubb34\uc138\ucc99\u201d \ud50c\ub7ed\uc2a4\uac00 \uccad\uc18c\ud560 \ud544\uc694\uac00 \uc5c6\ub2e4\ub294 \uc2e0\ud654\ub97c \uc88b\uc544\ud569\ub2c8\ub2e4. \uac00\uc804\uc81c\ud488\u2014TV \ub9ac\ubaa8\ucee8, \ub514\uc9c0\ud138 \uc7a5\ub09c\uac10, \ube14\ub8e8\ud22c\uc2a4 \uc2a4\ud53c\ucee4\u2014\uc5d0\uc120 \uc774\ub294 \ub300\ubd80\ubd84 \uc0ac\uc2e4\uc785\ub2c8\ub2e4. \uc804\uc555\uc774 \ub0ae\uace0 \uc794\ub958\ubb3c\ub3c4 \uc804\ub3c4\uc131\uc774 \uc5c6\uc5b4 \uc548\uc804\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc0b0\uc5c5 \ubc0f \uc790\ub3d9\ucc28 \uace0\uc804\uc555 \uc601\uc5ed\uc73c\ub85c \ub118\uc5b4\uac00\uba74 \u201c\ubb34\uc138\ucc99\u201d\uc740 \uc704\ud5d8\ud55c \uc624\ud574\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uace0\uc804\uc555\uc5d0\uc11c\ub294 \uc804\uae30\uc7a5\uc774 12V\uc5d0\uc11c\ub294 \uc815\uc9c0 \uc0c1\ud0dc\uc600\ub358 \uc774\uc628\ub4e4\uc744 \uc774\ub3d9\uc2dc\ud0ac \uc218 \uc788\uc744 \ub9cc\ud07c \ucda9\ubd84\ud788 \uac15\ud569\ub2c8\ub2e4. \ub610\ud55c, \u201c\ubb34\uc138\ucc99\u201d \uc794\ub958\ubb3c\uc740 \uc885\uc885 \uc218\uc9c0 \uae30\ubc18\uc73c\ub85c, \ud65c\uc131 \uc0b0\uc744 \ucea1\uc290\ud654\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc EV \uc778\ubc84\ud130 \ub4f1\uc758 \uc5f4\uc21c\ud658\uc740 \uc774 \uc218\uc9c0 \uaecd\uc9c8\uc744 \uade0\uc5f4\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uaecd\uc9c8\uc774 \uae68\uc9c0\uba74 \ub0b4\ubd80\uc758 \ud761\uc2b5\uc131 \uc0b0\uc774 \uc2b5\uae30\uc5d0 \ub178\ucd9c\ub418\uc5b4 \uc774\ub3d9\uc774 \uc2dc\uc791\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\uac83\uc774 \ucf58\ud3ec\uba40 \ucf54\ud305\uc774 \ubc97\uaca8\uc9c0\uac70\ub098 \ube14\ub9ac\uc2a4\ud130\ub9c1\ub418\ub294 \uc774\uc720\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc885\uc885 \uc811\ucc29 \uc2e4\ud328\uc758 \uc6d0\uc778\uc73c\ub85c \ucf54\ud305 \uacf5\uae09\uc0ac\ub97c \ube44\ub09c\ud558\uc9c0\ub9cc, \uc2e4\uc81c\ub85c \ucf54\ud305\uc740 \uc218\uc99d\uae30\uc5d0 \ubc18\ud22c\uacfc\uc131\uc785\ub2c8\ub2e4. \uc2b5\uae30\uac00 \uc2a4\uba70\ub4e4\uc5b4 \uc794\ub958 \ud50c\ub7ed\uc2a4\ub97c \ucc3e\uace0, \uadf8\ub85c \uc778\ud55c \uac00\uc2a4 \ubc30\ucd9c\uc774 \ucf54\ud305\uc744 \ubcf4\ub4dc\uc5d0\uc11c \ub5bc\uc5b4\ub0b4\ub294 \uac83\uc785\ub2c8\ub2e4. \uba3c\uc9c0\uc640 \ubc00\ubd09\ud558\ub294 \uac83\uc740 \uc2e0\ub8b0\uc131\uc744 \uae30\ub300\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ub2e8\uc9c0 \uac00\uc555\ub41c \uc2e4\ud328 \ucc54\ubc84\ub97c \ub9cc\ub4e0 \uac83\ubfd0\uc785\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"chemistry-not-just-washing\">\ud654\ud559, \uc138\ucc99\ubfd0\ub9cc \uc544\ub2c8\ub77c<\/h2>\n\n\n<p>\uadf8\ub798\uc11c, \uccad\uc18c\ub97c \uacb0\uc815\ud558\uac8c \ub429\ub2c8\ub2e4. \uc774\uac83\uc774 \ub300\ubd80\ubd84\uc758 \uacf5\uc815 \ub77c\uc778\uc774 \uc2e4\ud328\ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \uc124\uac70\uc9c0\ud558\ub294 \uac83\ucc98\ub7fc \uccad\uc18c\ub97c \ub300\ud569\ub2c8\ub2e4\u2014\ub728\uac70\uc6b4 \ubb3c\uc744 \ubfcc\ub9ac\uace0 \ucd5c\uc120\uc744 \ub2e4\ud558\ub294 \uac83. \ud558\uc9c0\ub9cc \ud604\ub300\uc758 \ud50c\ub7ed\uc2a4\ub294 \uc74c\uc2dd\ubb3c \uc4f0\ub808\uae30\uac00 \uc544\ub2d9\ub2c8\ub2e4. \ubb3c\uc5d0 \uc800\ud56d\ud558\ub294 \ubcf5\ud569 \ud654\ud559\ubb3c\uc9c8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub85c\uc9c4 \ubc0f \uc218\uc9c0 \uae30\ubc18 \ud50c\ub7ed\uc2a4\ub294 \ubc29\uc218\uc131\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub4e4\uc744 \uc774\uc628\ud654\uc218(\ub514\uc544\uc774\uc628\uc218)\ub85c \ubfcc\ub9ac\ub294 \uac83\uc740 \ubb34\uc758\ubbf8\ud569\ub2c8\ub2e4; \ubb3c\uc740 \ubc29\uc6b8\uc838 \ub5a8\uc5b4\uc9c0\uba70, \uc218\uc9c0\ub294 \ub4a4\uc5d0 \ub0a8\uac8c \ub429\ub2c8\ub2e4. \ubcf4\ub4dc\ub97c \uc81c\ub300\ub85c \uccad\uc18c\ud558\ub824\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ud654\ud559 \ubc18\uc751\uc774 \ud544\uc694\ud569\ub2c8\ub2e4 <strong>\uc18c\ud3ec\uc544\ud654 (saponification)<\/strong>.<\/p>\n\n\n\n<p>\uc54c\uce7c\ub9ac \uc18c\ud3ec\uc81c\u2014\uc9c0\ubc29\uc0b0\uacfc \ubc18\uc751\ud558\ub294 \ud2b9\uc218 \ud654\ud559\uc81c\u2014\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774 \ubc18\uc751\uc740 \ubd88\uc6a9\uc131 \uc218\uc9c0\ub97c \uc218\uc6a9\uc131 \ube44\ub204\ub85c \ubc14\uafb8\uc5b4 \uc90d\ub2c8\ub2e4. \uadf8\uc81c\uc57c \uc53b\uc5b4\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uc815\ubc00\ud55c \u201c\uc138\ucc99 \uc2dc\uac04\u201d\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc801\ud569\ud55c \ub18d\ub3c4\uc758 \uc18c\ud3ec\uc81c\uc640 \uc0ac\uc6a9 \uc911\uc778 \ud50c\ub7ed\uc2a4 \uc720\ud615\uc5d0 \ub9de\uac8c \uc870\uc808\ub41c \uc628\ub3c4\uc5d0\uc11c \ubc18\uc751\uc744 \ucd09\uc9c4\uc2dc\ucf1c\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc628\ub3c4\uac00 \ub108\ubb34 \ub0ae\uc73c\uba74 \ubc18\uc751\uc774 \ub108\ubb34 \ub290\ub9bd\ub2c8\ub2e4. \ubca8\ud2b8 \uc18d\ub3c4\uac00 \ub108\ubb34 \ube60\ub974\uba74 \ud654\ud559\ubb3c\uc9c8\uc774 \ubc18\uc751\ud560 \uc2dc\uac04\uc774 \ubd80\uc871\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \u201c\ubc94\uc6a9\u201d \ud074\ub9ac\ub108\ub97c \uc0ac\uc6a9\ud558\uba70 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uc640\uc758 \ud638\ud658\uc131\uc744 \ud655\uc778\ud558\uc9c0 \uc54a\uc73c\uba74, \uc194\ub354 \uc870\uc778\ud2b8\uc758 \uad11\ud0dd\uc81c\ub294 \uae68\ub057\uc774 \uc81c\uac70\ub418\uc9c0\ub9cc \uc704\ud5d8\ud55c \ud65c\uc131\uc81c\ub294 \ub0a8\uaca8\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uac83\uc740 \ud654\ud559\uc801 \uacfc\uc815\uc774\uc9c0 \uae30\uacc4\uc801 \ubb38\uc9c0\ub984\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-geometry-problem\">\uae30\ud558\ud559 \ubb38\uc81c<\/h2>\n\n\n<p>\uc2ec\uc9c0\uc5b4 \uc62c\ubc14\ub978 \ud654\ud559 \ubc18\uc751\uc744 \uc801\uc6a9\ud558\ub354\ub77c\ub3c4, \ub54c\ub9b4 \uc218 \uc5c6\ub294 \uacf3\uc740 \uccad\uc18c\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ud604\ub300 \uc804\uc790\uae30\uae30\uc758 \ucd94\uc138\ub294 \uc18c\ud615\ud654\ub85c, \uc720\uccb4 \uc5ed\ud559\uc5d0 \uc545\ubabd\uacfc \uac19\uc740 \ub3c4\uc804\uc744 \ub9cc\ub4e4\uc5b4 \ub0c5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/low-standoff-qfn-component-on-pcb.jpg\" alt=\"\ud68c\ub85c \uae30\ud310\uc5d0 \ub0a9\ub55c\ub41c \uac80\uc740\uc0c9 \uc800\ud504\ub85c\ud30c\uc77c \uc804\uc790\ubd80\ud488\uc758 \uadfc\uc811 \uc0ac\uc9c4\uc73c\ub85c, \ubd80\ud488\uacfc \uae30\ud310 \ud45c\uba74 \uc0ac\uc774\uc758 \ubbf8\uc138\ud55c \uac04\uaca9\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.\" title=\"\ud604\ub300 \ubd80\ud488\uc758 \ub0ae\uc740 \uc2a4\ud0e0\ub4dc\uc624\ud504 \ub192\uc774\"\/><figcaption class=\"wp-element-caption\">\ub9e4\uc6b0 \ub0ae\uc740 \uc2a4\ud0e0\ub4dc\uc624\ud504 \ub192\uc774\uc758 \ud604\ub300 \ubd80\ud488\ub4e4\uc740, \uc794\ub958\ubb3c \uc81c\uac70\ub97c \uc704\ud55c \uc138\ucc99 \uc561\uccb4\uac00 \uce68\ud22c\ud558\uace0 \uc81c\uac70\ud558\uae30 \uc5b4\ub835\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/figcaption><\/figure><\/div>\n\n\n<p>\ud070 QFN(Quadratic Flat No-lead) \ubd80\ud488\uc774\ub098 \ubb34\uac70\uc6b4 IGBT \ubaa8\ub4c8\uc774 \ud070 \uad6c\ub9ac \ud3c9\ud310\uc5d0 \ub0a9\ub55c\ub41c \uacbd\uc6b0\ub97c \uc0dd\uac01\ud574\ubcf4\uc2ed\uc2dc\uc624. \uc2a4\ud0e0\ub4dc\uc624\ud504 \ub192\uc774\u2014\ubd80\ud488 \ubcf8\uccb4\uc640 \ubcf4\ub4dc \uc0ac\uc774\uc758 \uac04\uaca9\u2014\ub294 50\ub9c8\uc774\ud06c\ub85c\ubbf8\ud130 \uc774\ud558\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubd80\ud488 \ubc14\ub85c \uc544\ub798\uc5d0\ub294 \uace0\uc804\uc555 \uc120\uc774 \ud1b5\uacfc\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uadf8 50\ub9c8\uc774\ud06c\ub85c\ubbf8\ud130\uc758 \ud2c8\uc0c8\uc5d0 \uc138\ucc99\uc561\uc774 \ud45c\uba74 \uc7a5\ub825\uc758 \ud798\uc5d0 \ub9de\uc11c \uce68\ud22c\ud558\uac8c \ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc5b4\ub835\uc2b5\ub2c8\ub2e4. \ub192\uc740 \ucda9\uaca9\uc555\ub825\uacfc \ud2b9\uc815 \ubd84\uc0ac \uac01\ub3c4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ub9cc\uc57d \ud504\ub85c\uc138\uc2a4\uac00 \uc18c\ud3ec\uc81c \uc544\ub798\uc5d0 \ud3ec\uc7a5\ub41c \uc601\uc5ed\uc744 \uac15\uc81c\ud558\uc9c0 \uc54a\ub294\ub2e4\uba74, \u201c\uc218\uc9c0 \ubc30\uc591\uae30\u201d\ub97c \ub9cc\ub4e4\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub178\ucd9c\ub41c \uc601\uc5ed\uc740 \uc2dc\ud5d8\uc744 \ud1b5\uacfc\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc804\uc555\uc774 \uac00\uc7a5 \ud06c\uace0 \uc5f4\uc774 \uac00\uc7a5 \ub192\uc740 \ud30c\uc6cc FET \uc544\ub798\ub294 \ud65c\uc131 \uc794\ub958\ubb3c\uc774 \uac00\ub4dd \ub0a8\uc544\uc788\uc2b5\ub2c8\ub2e4. \uc885\uc885 \uc124\uacc4\uc790\uc5d0\uac8c \ube44\uc544\ub97c \ucd94\uac00\ud558\uac70\ub098 \ubd80\ud488 \ud48b\ud504\ub9b0\ud2b8\ub97c \ubcc0\uacbd\ud558\ub3c4\ub85d \uac15\uc694\ud574\uc57c\ub9cc \uc138\ucc99 \uac00\ub2a5\ud55c \uc601\uc5ed\uc774 \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"validation-proving-the-invisible\">\uac80\uc99d: \ubcf4\uc774\uc9c0 \uc54a\ub294 \uac83\uc744 \uc99d\uba85\ud558\uae30<\/h2>\n\n\n<p>\uc721\uc548 \uac80\uc0ac\ub85c\ub294 \ubb34\uc758\ubbf8\ud558\uba74, \uc5b4\ub5a4 \uc9c0\ud45c\uac00 \uc788\uc744\uae4c\uc694? \uc5b4\ub5bb\uac8c \uc131\uacf5\ud588\ub294\uc9c0 \uc54c \uc218 \uc788\ub098\uc694?<\/p>\n\n\n\n<p>\uc218\uc2ed \ub144 \ub3d9\uc548 \uc5c5\uacc4\ub294 ROSE \ud14c\uc2a4\ud2b8(\uc6a9\ub9e4 \ucd94\ucd9c \uc800\ud56d\uc131)\ub85c \ud3c9\uac00\ud588\uc2b5\ub2c8\ub2e4. \ubcf4\ub4dc\ub97c \uc54c\ucf5c \uc6a9\uc561\uc5d0 \ub2f4\uadf8\uace0 \uc800\ud56d\uc131\uc758 \ubcc0\ud654\ub97c \uce21\uc815\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. 1990\ub144\ub300\uc758 \ud640 \ub378 \uae30\uc220\uc5d0\ub294 \uc801\ud569\ud588\uc9c0\ub9cc, \ud604\ub300\uc758 \uace0\ubc00\ub3c4, \ub0ae\uc740 \uc2a4\ud0e0\ub4dc\uc624\ud504 \uc124\uacc4\uc5d0\ub294 \uc0ac\uc2e4\uc0c1 \uc4f8\ubaa8\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \uc804\uccb4 \ubcf4\ub4dc\uc758 \ud3c9\uade0 \uccad\uc815\ub3c4\ub97c \uc81c\uacf5\ud558\uc9c0\ub9cc, QFN \uc544\ub798 \uc228\uc740 \uc9d1\uc911\ub41c \uc545\uc758 \uc8fc\uba38\ub2c8\ub97c \uac10\uc9c0\ud558\uc9c0\ub294 \ubabb\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uace0\uc804\uc555 \uc138\uc815 \uacfc\uc815\uc744 \uc9c4\uc815\uc73c\ub85c \uac80\uc99d\ud558\ub294 \uc720\uc77c\ud55c \ubc29\ubc95\uc740 %s \uc785\ub2c8\ub2e4. <strong>SIR (\ud45c\uba74 \uc808\uc5f0 \uc800\ud56d)<\/strong> \ud14c\uc2a4\ud2b8. \uc774\ub294 \ud540\uc14b \ud328\ud134\uc774 \uac00\uc7a5 \ucd18\ucd18\ud55c \uac04\uaca9\uc744 \ud749\ub0b4\ub0b4\ub294 \ud2b9\uc218 \ud14c\uc2a4\ud2b8 \ucfe0\ud3f0\uc744 \uc124\uacc4\ud558\ub294 \uac83\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4. \uc774 \ucfe0\ud3f0\uc744 \uc138\ucc99 \uacfc\uc815\uc5d0 \ud1b5\uacfc\uc2dc\ud0a4\uace0, 85\u00b0C\uc640 85%\uc758 \uc0c1\ub300 \uc2b5\ub3c4 \uc870\uac74\uc5d0\uc11c \ubc14\uc774\uc5b4\uc2a4 \uc804\uc555\uc744 \uac00\ud558\uba70 \ucc54\ubc84\uc5d0 \ub123\uc2b5\ub2c8\ub2e4. \uc800\ud56d\uac12\uc744 168\uc2dc\uac04 \uc774\uc0c1 \ubaa8\ub2c8\ud130\ub9c1\ud569\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/sir-test-coupon-in-environmental-chamber.jpg\" alt=\"\ube57\uc0b4 \ubb34\ub2ac \ud328\ud134\uc774 \uc788\ub294 PCB \ud14c\uc2a4\ud2b8 \ucfe0\ud3f0\uc774 \uae30\ud6c4 \ucc54\ubc84 \uc548\uc5d0 \uc788\uc73c\uba70, \uc628\ub3c4\uc640 \uc2b5\ub3c4 \ud558\uc5d0\uc11c \ud45c\uba74 \uc808\uc5f0 \uc800\ud56d \ud14c\uc2a4\ud2b8\ub97c \uc704\ud574 \uc640\uc774\uc5b4\ub85c \uc5f0\uacb0\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.\" title=\"\ud45c\uba74 \uc808\uc5f0 \uc800\ud56d(SIR) \ud14c\uc2a4\ud2b8\"\/><figcaption class=\"wp-element-caption\">SIR \ud14c\uc2a4\ud2b8\ub294 \uc5c4\uaca9\ud55c \ud658\uacbd \uc870\uac74 \ud558\uc5d0\uc11c \ud14c\uc2a4\ud2b8 \ucfe0\ud3f0\uc758 \uc800\ud56d \uac15\ud558\ub97c \ubaa8\ub2c8\ud130\ub9c1\ud558\uc5ec \uc138\ucc99 \uacfc\uc815\uc744 \uac80\uc99d\ud569\ub2c8\ub2e4.<\/figcaption><\/figure><\/div>\n\n\n<p>\uc800\ud56d\uc774 \ub5a8\uc5b4\uc9c0\uba74 \uc131\uc7a5\uc774 \uc77c\uc5b4\ub09c \uac83\uc774\uace0, \ub192\uac8c \uc720\uc9c0\ub41c\ub2e4\uba74(\ubcf4\ud1b5 100\uba54\uac00\uc634 \uc774\uc0c1) \uacfc\uc815\uc774 \uc81c\ub300\ub85c \uc791\ub3d9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 J-STD-001H\uc5d0\uc11c \uaddc\uc815\ud55c \ud45c\uc900\uc785\ub2c8\ub2e4. \uc5c4\uaca9\ud558\uace0 \ub290\ub9ac\uc9c0\ub9cc, 2\ub144 \ud6c4\uc5d0\ub3c4 800V \ucda9\uc804\uae30\uac00 \ubd88\uc774 \ub098\uc9c0 \uc54a\uc744 \uac83\uc774\ub77c\ub294 \uac83\uc744 \ubc24\uc0c8 \uc548\uc2ec\ud558\uace0 \uc798 \uc790\ub3c4\ub85d \ud558\ub294 \uc720\uc77c\ud55c \ubc29\ubc95\uc785\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-cost-of-clean\">\uccad\uc18c \ube44\uc6a9<\/h2>\n\n\n<p>\uc801\uc808\ud55c \uc778\ub77c\uc778 \uc138\ud3ec\uc774\ud654(\ube44\ub204\ud654) \uacfc\uc815\uc744 \uc815\uae30\uc801\uc73c\ub85c SIR \uac80\uc99d\uacfc \ud568\uaed8 \uad6c\ud604\ud558\ub294 \uac83\uc740 \uc27d\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574\uc11c\ub294 \ubc14\ub2e5 \uacf5\uac04, \ud654\ud559\ubb3c\uc9c8 \uad00\ub9ac, \ud3d0\uae30\ubb3c \ucc98\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub300\uc548\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p>\uace0\uc804\uc555 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc2e0\ub8b0\uc131\uc740 \uc774\uc9c4\uc801\uc785\ub2c8\ub2e4. \ud68c\ub85c \uae30\ud310\uc740 \ud654\ud559\uc801\uc73c\ub85c \uc548\uc815\uc801\uc774\uac70\ub098 \uc11c\uc11c\ud788 \uc8fd\uc5b4\uac00\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc911\uac04 \uc9c0\uc810\uc740 \uc5c6\uc2b5\ub2c8\ub2e4. \uce58\uba85\uc801\uc778 \uc804\uc555\uc744 \ub2e4\ub8e8\ub294 \ud558\ub4dc\uc6e8\uc5b4\ub97c \uc81c\uc791\ud560 \ub54c, \uc801\uc808\ud55c \uc138\ucc99 \uacfc\uc815 \ube44\uc6a9\uc740 \ub9ac\ucf5c \ube44\uc6a9 \ub610\ub294 \uc18c\uc1a1 \ube44\uc6a9\uc5d0 \ube44\ud574 \ubbf8\ubbf8\ud55c \ucc28\uc774\uc785\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>\uc678\uad00\uc0c1 \uc644\ubcbd\ud55c \uace0\uc804\uc555 \uc804\uc790\uae30\uae30\ub294 \ud50c\ub7ed\uc2a4\uc5d0\uc11c \ub0a8\uc740 \ubcf4\uc774\uc9c0 \uc54a\ub294 \ud654\ud559 \uc794\ub958\ubb3c\ub85c \uc778\ud574 \ub300\uc7ac\uc559\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc794\ub958\ubb3c\ub4e4\uc740 \ud68c\ub85c\uc5d0 \u2018\ubc30\ud130\ub9ac\u2019\ub97c \ud615\uc131\ud558\uc5ec \uc804\uae30\ud654\ud559\uc801 \uc774\ub3d9\uacfc \ub2e8\ub77d\uc744 \uc720\ubc1c\ud558\uba70, \uc774\ub294 \uc815\ubc00 \ud654\ud559 \uc138\ucc99 \uacfc\uc815\uc744 \ud1b5\ud574\uc11c\ub9cc \uc608\ubc29\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":10141,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"","glossary_alter":"","glossary_def":"","article_task":"High-voltage cleaning at Bester PCBA to prevent dendritic growth"},"categories":[12],"tags":[],"_links":{"self":[{"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts\/10142"}],"collection":[{"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/comments?post=10142"}],"version-history":[{"count":1,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts\/10142\/revisions"}],"predecessor-version":[{"id":10154,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts\/10142\/revisions\/10154"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/media\/10141"}],"wp:attachment":[{"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/media?parent=10142"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/categories?post=10142"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/tags?post=10142"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}