{"id":10045,"date":"2025-11-24T23:46:30","date_gmt":"2025-11-24T23:46:30","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=10045"},"modified":"2025-11-24T23:46:30","modified_gmt":"2025-11-24T23:46:30","slug":"physics-of-vertical-solder-fill","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/ko\/%ec%88%98%ec%a7%81-%eb%82%a9%eb%95%9c-%ec%b1%84%ec%9b%80%ec%9d%98-%eb%ac%bc%eb%a6%ac%ed%95%99\/","title":{"rendered":"\ubb3c\ub9ac\ud559\uc740 \ud611\uc0c1\ud558\uc9c0 \uc54a\ub294\ub2e4: IPC Class 3 \uc218\uc9c1 \ucc44\uc6c0\uc774 \uc20f\ud1b5 \ub0b4\ubd80\uc5d0\uc11c \uc2e4\ud328\ud558\ub294 \uc774\uc720"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"the-invisible-failure\">\ubcf4\uc774\uc9c0 \uc54a\ub294 \uc2e4\ud328<\/h2>\n\n\n<p>\uace0\uc2e0\ub8b0\uc131 \uc870\ub9bd\uc5d0\uc11c \uac00\uc7a5 \uc704\ud5d8\ud55c \ubcf4\ub4dc\ub294 \uae30\ub2a5 \uc2dc\ud5d8\uc5d0 \uc2e4\ud328\ud558\ub294 \ubcf4\ub4dc\uac00 \uc544\ub2c8\ub2e4. \ud569\uaca9\ud558\ub294 \ubcf4\ub4dc\uc774\ub2e4. \ubcf4\ub4dc\ub97c \ube5b\uc5d0 \ub4e4\uc5b4 \uc62c\ub824 \ubcf4\uba74, \uc644\ubcbd\ud55c \uc0c1\ub2e8 \ubd80\uc704 \ud544\ub81b\uc744 \ubcfc \uc218 \uc788\uace0, Lot\uc5d0 \uc11c\uba85\ud560 \uc218 \uc788\uc9c0\ub9cc, \ub9cc\uc57d \uadf8 \uc870\uc778\ud2b8\uac00 \uc6b0\uc8fc\uc120 \uc870\uc885\uc11d\uc774\ub098 \uc758\ub8cc\uae30\uae30\uc5d0 \uc4f0\uc778\ub2e4\uba74, \uc721\uc548 \uac80\uc0ac\ub294 \uc0ac\uc2e4\uc0c1 \uac70\uc9d3\uc774\ub2e4.<\/p>\n\n\n\n<p>\ubb3c\ub9ac\ud559\uc740 \uc0c1\ub2e8 \ud328\ub4dc\uc5d0 \uc644\ubcbd\ud55c \ud544\ub81b\uc774 \ub0b4\ubd80 \uc194\ub354 \uae30\ub465\uc758 \uacac\uace0\ud568\uc744 \ubcf4\uc7a5\ud558\uc9c0 \uc54a\ub294\ub2e4\ub294 \uac83\uc744 \uaddc\uc815\ud55c\ub2e4. J-STD-001\uc774 \uc694\uad6c\ud558\ub294 \uc218\uc9c1 \ucc44\uc6b0\uae30(\uadf8\ub9ac\uace0 \uc885\uc885 \uacc4\uc57d \ubd80\ub85d\uc5d0 \ub530\ub77c 100%)\ub97c \uc694\uad6c\ud558\ub294 \ud074\ub798\uc2a4 3 \uc81c\uc870\uc5d0\uc11c\ub294, '\ucda9\ubd84\ud55c' \uc721\uc548 \uac80\uc0ac\ub294 \ucc45\uc784\uc774 \ub41c\ub2e4. \ubd80\ud488 \uce21\uba74\uc5d0\uc11c\ub294 \uc544\ub984\ub2e4\uc6b4 \uba54\ub2c8iscus\ub97c \ubcf4\uc5ec\uc904 \uc218 \uc788\uc9c0\ub9cc, \uad00\ud1b5\ubd80 \uc790\uccb4\uac00 \ube48 \uacf5\uac04\uc73c\ub85c \uac00\ub4dd \ucc28\uac70\ub098 \ubc18\ub9cc \ucc44\uc6cc\uc84c\uc744 \uc218\ub3c4 \uc788\ub2e4.<\/p>\n\n\n\n<p>\uc5ec\uae30\uc11c \uc720\uc77c\ud55c \uacf5\uc815\ud55c \ud310\uc0ac\ub294 X\uc120 \ubd84\uc11d \ub610\ub294 \ud30c\uad34\uc801 \ub2e8\uba74 \ubd84\uc11d\uc774\ub2e4. \uc0d8\ud50c \ubcf4\ub4dc\ub97c \uc808\ub2e8\ud558\uace0 \ub2e8\uba74\uc744 \uc5f0\ub9c8\ud560 \ub54c, \uacf5\uc608 \uae30\uc220\uc744 \ucc3e\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, \ubaa8\uc138\ud608\uad00 \uc791\uc6a9\uacfc \uc5f4\uc5ed\ud559 \uac04\uc758 \uc2f8\uc6c0\uc758 \ud754\uc801\uc744 \ucc3e\ub294\ub2e4. \uc194\ub354\uac00 \uc624\ub974\uc9c0 \ubabb\ud558\ub294 \uac83\uc740 \ub4dc\ubb3c\uac8c \ud30c\ub3c4 \ub192\uc774\uac00 \ub108\ubb34 \ub0ae\uc544\uc11c\uac00 \uc544\ub2c8\ub2e4. \ubcf4\ud1b5\uc740 \ubcf4\ub4dc \ub514\uc790\uc778\uc774 \ubb3c\ub9ac\uc801\uc73c\ub85c \uc0c1\uc2b9\uc744 \ubd88\uac00\ub2a5\ud558\uac8c \ub9cc\ub4e0\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-geometry-of-gas-lock\">\uac00\uc2a4 \uc7a0\uae08\uc758 \uae30\ud558\ud559<\/h2>\n\n\n<p>\uc218\uc9c1 \ucc44\uc6c0\uc774 \ub098\uc05c \uc8fc\ub41c \uc6d0\uc778\uc740 \uac70\uc758 \ud56d\uc0c1 \ud640-\ub9ac\ub4dc \ube44\uc728\uc774\ub2e4. \uc124\uacc4\uc790\uc640 \uad6c\ub9e4\ud300\uc740 \uc885\uc885 \ubd80\ud488 \ud540\uacfc \ub3c4\uae08 \ud1b5\uacfc\uad6c\uba4d(PTH)\uc744 \uac04\ub2e8\ud55c \u2018\ud0ed A\ub97c \uc2ac\ub86f B\uc5d0 \ub123\ub294\u2019 \uae30\ud558\ud559\uc73c\ub85c \ucde8\uae09\ud55c\ub2e4. \ud540\uc774 \ub9de\uc73c\uba74 \uc124\uacc4\uac00 \uc2b9\uc778\ub41c\ub2e4. \uadf8\ub7ec\ub098 \ud30c\ub3d9 \uc194\ub354\ub9c1\uc5d0\uc11c\ub294, \ud640\uc740 \ub2e8\uc21c\ud55c \uc218\ub0a9\uad6c\uba4d\uc774 \uc544\ub2c8\ub77c, \uc720\uccb4 \uc5ed\ud559\uc801 \ucc44\ub110\uc774\ub2e4.<\/p>\n\n\n\n<p>\uad6c\ud615 \ud540 \ub300\uc2e0 \uc0ac\uac01\ud615 \ud540\uc73c\ub85c \uad50\uccb4\ud558\uc5ec \uc77c\ubd80 \uc13c\ud2b8\ub97c \uc808\uc57d\ud560 \ub54c \ubb34\uc2a8 \uc77c\uc774 \uc77c\uc5b4\ub098\ub294\uc9c0 \uad00\ucc30\ud558\ub77c. \uadf8 \uc0ac\uac01\ud615 \ud540\uc758 \ub300\uac01\uc120\uc774 \uae30\uc220\uc801\uc73c\ub85c \ud640 \ubcbd\uc744 \ub118\uc5b4\uac08 \uc218 \uc788\uc9c0\ub9cc, \ubaa8\uc11c\ub9ac\uc5d0\ub294 \ud50c\ub7ed\uc2a4 \uac00\uc2a4\uac00 \uac07\ud788\ub294 \uc881\uc740 \uacf5\uac04\uc774 \uc0dd\uae34\ub2e4. \ud30c\ub3c4\ub294 \ubcf4\ub4dc \ud558\ub2e8\uc5d0 \ub2ff\uc558\uc744 \ub54c, \ud50c\ub7ed\uc2a4\uac00 \ud65c\uc131\ud654\ub418\uace0 \ubc30\uae30\uac00\uc2a4\uac00 \ubc1c\uc0dd\ud55c\ub2e4. \ub9cc\uc57d \uc6d0\ud615 \ud2c8\uc0c8\u2014\ud540 \uc8fc\ubcc0\uc758 \ub9d1\uc740 \u2018\uad74\ub69d\u2019\u2014\uac00 \uc5c6\ub2e4\uba74, \uac00\uc2a4\ub294 \ube60\uc838\ub098\uac08 \uacf3\uc774 \uc5c6\ub2e4. \uadf8\uac83\uc740 \uad00\ub0b4\uc5d0 \uc555\ub825\uc744 \ubc1b\uc740 \uae30\ud3ec\ub97c \ud615\uc131\ud55c\ub2e4.<\/p>\n\n\n\n<p>\uc561\uccb4 \uc194\ub354\ub97c \uace0\uc555 \uac00\uc2a4 \ud3ec\ucf13\uc5d0 \ubc00\uc5b4\ub123\uc73c\ub824 \ud55c\ub2e4. \ubb3c\ub9ac\ud559\uc774 \ud56d\uc0c1 \uc2b9\ub9ac\ud55c\ub2e4. \uc194\ub354\ub294 \uba48\ucd94\uace0, \uac00\uc2a4\ub294 \ub0a8\uc73c\uba70, \ube14\ub85c\uc6b0 \ud640 \ub610\ub294 \uacf5\uadf9\uc774 \uc0dd\uae34\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\/pcb-solder-joint-cross-section-void.jpg\" alt=\"\ud68c\ub85c\uae30\ud310 \uad00\ud1b5 \uad6c\uba4d\uc758 \ubbf8\uc138 \ub2e8\uba74\uc740, \ub0a9\uc774 \ubc30\ub7f4\uc744 \ubd80\ubd84\uc801\uc73c\ub85c\ub9cc \ucc44\uc6b0\uace0 \ud070 \ube48 \uacf5\uac04\uc744 \ub0a8\uae34 \uc0c1\ud0dc\uc758 \ubd80\ud488 \ud540\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.\" title=\"\ub0a9\ub55c \uc5f0\uacb0 \uc2e4\ud328\uc758 \ub2e8\uba74\"\/><figcaption class=\"wp-element-caption\">\uc5f0\ub9c8\ub41c \ub2e8\uba74\uc740 \uad00 \ub0b4\ubd80\uc758 \ud070 \uacf5\uadf9\uc744 \ub4dc\ub7ec\ub0b4\uba70, \ud45c\uba74\uc5d0\uc11c\ub294 \ubcfc \uc218 \uc5c6\ub294 \uc2e4\ud328\uc774\ub2e4.<\/figcaption><\/figure><\/div>\n\n\n<p>\uc774 \ubb38\uc81c\ub294 Pin-in-Paste(PIP) \uacf5\uc815\uc5d0\uc11c \ub354\uc6b1 \uacf5\uaca9\uc801\uc774\ub2e4. \ud398\uc774\uc2a4\ud2b8 \ubcfc\ub968\uc740 \uac00\uc2a4 \ubc29\uc815\uc2dd\uc5d0 \ub610 \ub2e4\ub978 \ubcc0\uc218\ub97c \ub354\ud558\uc9c0\ub9cc, \uadfc\ubcf8 \uc6d0\uce59\uc740 \ubcc0\ud558\uc9c0 \uc54a\ub294\ub2e4: \uc194\ub354\uac00 \ub4e4\uc5b4\uac00\uae30 \uc704\ud574\uc11c\ub294 \uac00\uc2a4\uac00 \ube60\uc838\ub098\uac00\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p>\ud074\ub798\uc2a4 3 \ucc44\uc6b0\uae30\ub97c \uc704\ud574\uc120 \ud2b9\uc815 \uac04\uadf9 \uc6d0\ud1b5\uc774 \ud544\uc694\ud558\ub2e4. IPC\ub294 \ubc94\uc704\ub97c \uad8c\uc7a5\ud558\uc9c0\ub9cc, \uacbd\ud5d8\uc0c1 \ud45c\uc900 0.062\u2033\uc5d0\uc11c 0.093\u2033 \ub450\uaed8\uc758 \ubcf4\ub4dc\uc5d0\ub294 \uc57d 0.010\uc778\uce58(10\ubc00) \uac04\uadf9\uc774 \ud544\uc694\ud558\ub2e4. 0.028\u2033 \ud540\uacfc 0.032\u2033 \ub9c8\uac10 \uad6c\uba4d\uc758 \uacbd\uc6b0, 4\ubc00\uc758 \uac04\uadf9\uc774 \uc788\uc73c\uba70, \uc644\ubcbd\ud788 \uc911\uc559\uc5d0 \uc788\ub2e4\uba74 \uac01\uac01 2\ubc00\uc774\ub2e4. \uc774\ub294 \ucee4\ud53c \uc2a4\ud130\ub7ec\ub97c \ud1b5\ud574 \ubc00\ud06c\uc170\uc774\ud06c\ub97c \ub9c8\uc2dc\ub824\ub294 \uac83\uacfc \uac19\ub2e4. \ud45c\uba74 \uc7a5\ub825\uacfc \ud50c\ub7ed\uc2a4 \uac00\uc2a4\uc758 \uc5ed\uc555\uc744 \uadf9\ubcf5\ud558\ub294 \ub370 \ud544\uc694\ud55c \ubaa8\uc138\ud608\uad00 \uc555\ub825\uc740 \ub108\ubb34 \ub192\ub2e4. \uc194\ub354\ub294 \uc704\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc804\uc5d0 \uc544\ub798\ucabd\uc5d0\uc11c \ub2e4\ub9ac\uac8c \ub420 \uac83\uc774\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-thermal-heist\">\uc5f4\uc801 \uac15\ub3c4 \uc808\ub3c4<\/h2>\n\n\n<p>\uae30\ud558\ud559\uc801 \uad6c\uc870\uac00 \ud750\ub984\uc744 \ud5c8\uc6a9\ud558\ub354\ub77c\ub3c4, \ubcf4\ub4dc \uc790\uccb4\uac00 \uc801\ub300\uc801 \uacbd\uc7c1\uc790\uac00 \ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4. PCB\ub97c \uc218\ub3d9 \uce90\ub9ac\uc5b4\ub85c \uc5ec\uae30\ub294 \uacbd\ud5a5\uc774 \uc788\uc9c0\ub9cc, \uc5f4\uc801\uc73c\ub85c\ub294 \ub2e4\uce35 \ubcf4\ub4dc\uac00 \uac70\ub300\ud55c \ubc29\uc5f4\ud310\uc774\ub2e4.<\/p>\n\n\n\n<p>\uc911\ub7c9\uc774 \ub9ce\uc740 \uc811\uc9c0\uba74\uc774 \uc788\ub294 14\uce35 \uc11c\ubc84 \ubc31\ud50c\ub808\uc778\uc744 4\uce35\ubd80\ud130 10\uce35\uae4c\uc9c0 \ud0d1\uc7ac\ud558\uc138\uc694. \uadf8 \ud68c\ub85c\uac00 \ubb3c\uacb0\uc744 \uce58\uba74, \ub0a9\ub55c \uc628\ub3c4\ub294 260\u00b0C(SAC305 \uae30\uc900)\uc774\uc9c0\ub9cc, \uad6c\ub9ac \ubc30\ub7f4\uc740 \ucc28\uac11\uc2b5\ub2c8\ub2e4. \uc561\uccb4 \ub0a9\ub55c\uc774 \ubc30\ub7f4 \ubcbd\uc5d0 \ub2ff\ub294 \uc21c\uac04, \ub0b4\ubd80 \uc811\uc9c0\uba74\uc774 \uadf8 \uc5f4 \uc5d0\ub108\uc9c0\ub97c \uc989\uc2dc \ud761\uc218\ud569\ub2c8\ub2e4. \ub0a9\uc774 \ubcbd\uc5d0 \uc5bc\uae30 \uc804\uc5d0 \uc751\uace0\ub418\uc5b4 \uc704\ub85c \uc62c\ub77c\uac00\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \ubb3c\uacb0\uc744 \uc5bc\ub9c8\ub098 \ub192\uc774 \uc62c\ub9ac\ub4e0 \uc0c1\uad00\uc5c6\uc774, \uc5bc\uc5b4\ubd99\uc740 \ud50c\ub7ec\uadf8\ub97c \ud1b5\ud574 \uc561\uccb4\ub97c \ubc00\uc5b4\ub0bc \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\uac83\uc774 \u2018\uc120\ubcc4 \ub0a9\ub55c\u2019\uc5d0 \uad00\ud55c \ud1a0\ub860\uc774 \uc790\uc8fc \uc77c\uc5b4\ub098\ub294 \uacf3\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc120\ud0dd\uc801 \ub0a9\ub55c\uc774 \ub354 \uc815\ubc00\ud558\uae30 \ub54c\ubb38\uc5d0 \uc774\uac83\uc744 \ud574\uacb0\ud55c\ub2e4\uace0 \uac00\uc815\ud558\uc9c0\ub9cc, \uc120\ud0dd\uc801 \ud3ec\ud2b8\ub294 \uc804\uccb4 \uc6e8\uc774\ube0c \ud130\ub110\ubcf4\ub2e4 \uc5f4 \uc9c8\ub7c9\uc774 \ud604\uc800\ud788 \uc801\uc2b5\ub2c8\ub2e4. \ub9cc\uc57d \uc6e8\uc774\ube0c\uc5d0\uc11c \ucda9\uc804\ud560 \uc218 \uc5c6\ub2e4\uba74, \uc801\uadf9\uc801\uc778 \uc608\uc5f4 \uc5c6\uc774 \uc120\ud0dd\uc801 \uae30\uacc4\uc5d0\uc11c\ub294 \ub354 \ud070 \uc5b4\ub824\uc6c0\uc744 \uacaa\uc744 \uac83\uc785\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\/pcb-preheating-before-wave-solder.jpg\" alt=\"\ub179\uc0c9 \ud68c\ub85c\uae30\ud310\uc774 \uc801\uc0c9 \uc5f4\uc120 \ub7a8\ud504\ub97c \ud1b5\ud574 \uc774\ub3d9\ud558\uba70, \ubd89\uac8c \ube5b\ub098\ub294 \uc801\uc678\uc120 \uc5f4\uc6d0 \uc704\uc5d0 \ub193\uc600\ub2e4\uac00 \uc6e8\uc774\ube0c \uc194\ub354\ub9c1 \uba38\uc2e0\uc5d0 \ub4e4\uc5b4\uac11\ub2c8\ub2e4.\" title=\"\ud68c\ub85c\uae30\ud310 \uc608\uc5f4 \ub2e8\uacc4\"\/><figcaption class=\"wp-element-caption\">\ub0a9\ub55c \ud30c\ub3c4\uc5d0 \uc811\ucd09\ud558\uae30 \uc804\uc5d0 \ubcf4\ub4dc\uc758 \ucf54\uc5b4\ub97c \uc5f4\ub85c \ud3ec\ud654\uc2dc\ud0a4\ub294 \uac83\uc774 \uc644\uc804\ud55c \uc218\uc9c1 \ucda9\uc804\uc744 \ub2ec\uc131\ud558\ub294 \ub370 \uc911\uc694\ud569\ub2c8\ub2e4.<\/figcaption><\/figure><\/div>\n\n\n<p>\uc774 \ubb38\uc81c\ub294 \ud3ec\ud2b8 \uc628\ub3c4\ub9cc\uc73c\ub85c \ud574\uacb0\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc9c4\uc9dc \ud574\uacb0\ucc45\uc740 \uc608\uc5f4 \ud761\uc218\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \ubcf4\ub4dc\uc758 \ucf54\uc5b4\ub97c \ud3ec\ud654\uc2dc\ucf1c\uc57c \ud569\ub2c8\ub2e4. \ubaa9\ud45c\ub294 \uad6c\uba4d\uc758 \u2018\ubb34\ub98e\u2019 \u2014 \ub0b4\ubd80 \uad6c\ub9ac \uad6c\uc870 \u2014 \ub97c \ud30c\ub3c4\uc5d0 \ub2ff\uae30 \uc804 \ucd5c\uc18c 110\u00b0C \ub610\ub294 120\u00b0C\uae4c\uc9c0 \uc62c\ub9ac\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 \ub0a9\uacfc \uad6c\ub9ac \uac04\uc758 \u2018\ub378\ud0c0 T\u2019(\uc628\ub3c4 \ucc28\uc774)\ub97c \ucd5c\uc18c\ud654\ud558\ub294 \uac83\uacfc \uac19\uc2b5\ub2c8\ub2e4. \ubcf4\ub4dc\uac00 \ucda9\ubd84\ud788 \ub728\uac70\uc6b0\uba74, \ub0a9\uc774 \uc561\uccb4 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud558\uba70 \ud0c0\uc6cc\ub97c \uc624\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubc30\ub7f4\uc744 \ub370\uc6b0\uae30 \uc704\ud574 \ubb3c\uacb0\uc5d0 \uc758\uc874\ud55c\ub2e4\uba74, \uc774\ubbf8 \uc2e4\ud328\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"you-cannot-fix-design-with-wave-height\">\ud30c\ub3d9 \ub192\uc774\ub85c \uc124\uacc4\ub97c \uc218\uc815\ud560 \uc218 \uc5c6\ub2e4<\/h2>\n\n\n<p>\ucda9\uc804\uc728\uc774 \ub5a8\uc5b4\uc9c8 \ub54c \uac00\uc7a5 \ud754\ud55c \ubc18\uc751\uc740 \u2018\ud30c\ub77c\ubbf8\ud130\ub97c \uac15\uc81c\ub85c \uc870\uc815\ud558\ub294 \uac83\u2019\uc785\ub2c8\ub2e4. \uc791\uc5c5\uc790\ub294 \ud38c\ud504 RPM\uc744 \ub192\uc5ec \ubb3c\uacb0 \ub192\uc774\ub97c \ud0a4\uc6b0\uac70\ub098, \uacf5\uae09 \ucee8\ubca0\uc774\uc5b4\ub97c \ub290\ub9ac\uac8c \uc6c0\uc9c1\uc5ec \uccb4\ub958 \uc2dc\uac04\uc744 \ub298\ub9bd\ub2c8\ub2e4. \uc774\uac83\uc740 \ubcf8\uc9c8\uc801\uc73c\ub85c \ubb3c\ub9ac\ud559\uc744 \uac15\uc81c\ub85c \ubc00\uc5b4\ubd99\uc774\ub824\ub294 \uc2dc\ub3c4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ubb3c\uacb0 \ub192\uc774\ub97c \ub192\uc774\uba74 \uc218\uc555\uc774 \uc99d\uac00\ud558\uc9c0\ub9cc, \uc8fc\ub85c \ud558\ub2e8\uc758 \ube0c\ub9ac\uc9d5\uacfc \uc1fc\ud2b8 \uc704\ud5d8\uc774 \ucee4\uc9d1\ub2c8\ub2e4. \uccb4\ub958 \uc2dc\uac04\uc744 \ub298\ub9ac\uba70 \ubcf4\ub4dc\ub97c \ub354 \uc624\ub798 \ubb3c\uacb0\uc5d0 \uba38\ubb34\ub974\uac8c \ud558\ub294 \uac83\uc740 \ud6e8\uc52c \ub354 \uc704\ud5d8\ud569\ub2c8\ub2e4. \ub108\ubb34 \uc624\ub798 \uba38\ubb34\ub974\uba74, \uad6c\ub9ac\uc758 \u2018\ubb34\ub98e\u2019\uc5d0\uc11c \ubc14\ub85c \uad6c\ub9ac\uac00 \uc6a9\ucd9c\ub418\uac70\ub098, \ub9c1\uc774 \uc6a9\ud574\ub420 \uc704\ud5d8\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ucda9\uc804\uc740 \ub420 \uc218 \uc788\uc9c0\ub9cc, \ube44\uc544\uc758 \uae08\uc18d\uc801 \ubb34\uacb0\uc131\uc744 \ud30c\uad34\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc0c1\ub2e8 \u2018\ud130\uce58\uc5c5\u2019 \ub610\ub294 \uc218\uc791\uc5c5 \ub0a9\ub55c\ub3c4 Class 3 \uacb0\ud568\uc5d0\ub294 \ub611\uac19\uc774 \uc704\ud5d8\ud569\ub2c8\ub2e4. \uc0c1\ub2e8\uc5d0\uc11c \uc640\uc774\uc5b4 \ub0a9\ub55c\uc744 \ucd94\uac00\ud558\uba74, \uc0c8\ub85c \ubd99\uc740 \ub0a9\uc774 \uad6c\ub9ac \ubc30\ub7f4 \ub0b4\ubd80\uc758 \uc624\ub798\ub41c \ub0a9\uacfc \ub9cc\ub098\uba74\uc11c \u2018\ucf5c\ub4dc \uc870\uc778\ud2b8\u2019\uac00 \ud615\uc131\ub429\ub2c8\ub2e4. \uac89\ubcf4\uae30\uc5d0\ub294 \ucda9\uc804\ub41c \uac83\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \uad6c\uc870\uc801\uc73c\ub85c\ub294 \uc9c4\ub3d9 \ud558\uc5d0\uc11c \ud30c\uc190\ub420 \uc218 \uc788\ub294 \uc57d\ud55c \uc9c0\uc810\uc785\ub2c8\ub2e4.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-drill-chart-is-the-process-window\">\ub4dc\ub9b4 \ucc28\ud2b8\ub294 \ud504\ub85c\uc138\uc2a4 \uc708\ub3c4\uc6b0\uc785\ub2c8\ub2e4<\/h2>\n\n\n<p>\ub9e4\uc9c1 \ud50c\ub7ed\uc2a4\ub3c4 \uc5c6\uace0, 3\ubc00 \uac04\uaca9 \uad6c\uba4d\uc774 \uc788\uace0, \uc5f4 \uc644\ud654\uac00 \ubd80\uc871\ud55c 24\uce35 \ubcf4\ub4dc\uc5d0 \uc644\ubcbd\ud55c \uae30\uacc4 \uc124\uc815\ub3c4 \uc5c6\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uae30\uacc4 \uc720\uc9c0\ubcf4\uc218\uc758 \uae30\ubcf8\uc0ac\ud56d\uc744 \uc0dd\ub7b5\ud558\ub294\ub370, \ub178\uc990\uc774 \uae68\ub057\ud558\uace0 \uc784\ud3a0\ub7ec\uac00 \uc791\ub3d9\ud558\ub294 \uac83\uc73c\ub85c \uac00\uc815\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4\u2014\uc65c\ub0d0\ud558\uba74 \uc720\uc9c0\ubcf4\uc218\ub9cc\uc73c\ub85c\ub294 \ub098\uc05c \ub4dc\ub9b4 \ucc28\ud2b8 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uc9c0 \ubabb\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>Class 3 \ucda9\uc804\uc744 \uc6d0\ud55c\ub2e4\uba74, \uadf8 \uc791\uc5c5\uc740 \ubcf4\ub4dc\uac00 \uc6e8\uc774\ube0c \uc194\ub354\ub9c1 \ud0d1\uc5d0 \ub3c4\ub2ec\ud558\uae30 \ud6e8\uc52c \uc804\uc5d0 CAD \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc5d0\uc11c \uc774\ub8e8\uc5b4\uc838\uc57c \ud569\ub2c8\ub2e4. \uad6c\uba4d\uc774 \ud638\ud761\ud560 \uc218 \uc788\uac8c \uc124\uacc4(ratio)\ud558\uace0, \ubcf4\ub4dc\uac00 \uc5f4\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4(\uc5f4 \uc644\ud654)\ud574\uc57c \ud569\ub2c8\ub2e4. \ud50c\ub8e8\uc774\ub4dc \uc5ed\ud559\uacfc \uc5f4\uc5ed\ud559\uc744 \uace0\ub824\ud558\uc9c0 \uc54a\ub294 \uc124\uacc4\ub294 \ud3d0\uae30\ubb3c\ub9cc \ub9cc\ub4e4\uc5b4\ub0c5\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>\uc644\ubcbd\ud55c \uc0c1\uce21 \ud544\ub9bf\uc774 IPC Class 3 \uc870\ub9bd\ud488\uc758 \ub0b4\ubd80 \uc194\ub354 \uc870\uc778\ud2b8\ub97c \ubcf4\uc7a5\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc218\uc9c1 \ucc44\uc6c0\uc774 \ubd80\uc871\ud55c \uc6d0\uc778\uc740 \uc798\ubabb\ub41c \uad6c\uba4d-\ub9ac\ub4dc \ube44\uc728\ub85c \uc778\ud55c \uac00\uc2a4 \uc7a0\uae40, \ub610\ub294 \uc801\uc808\uce58 \uc54a\uc740 \uc608\uc5f4\ub85c PCB\uac00 \ubc29\uc5f4\ud310 \uc5ed\ud560\uc744 \ud558\uc5ec \uc194\ub354\uac00 \uc870\uae30 \ub0c9\uac01\ub418\ub294 \uc124\uacc4 \uacb0\ud568 \ub54c\ubb38\uc778 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":10044,"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":"IPC Class 3 through-hole fill requires more than just wave height"},"categories":[12],"tags":[],"_links":{"self":[{"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts\/10045"}],"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=10045"}],"version-history":[{"count":1,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts\/10045\/revisions"}],"predecessor-version":[{"id":10174,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/posts\/10045\/revisions\/10174"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/media\/10044"}],"wp:attachment":[{"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/media?parent=10045"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/categories?post=10045"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.besterpcba.com\/ko\/wp-json\/wp\/v2\/tags?post=10045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}