{"id":5886,"date":"2016-12-28T08:23:00","date_gmt":"2016-12-28T00:23:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=5886"},"modified":"2023-08-03T16:21:04","modified_gmt":"2023-08-03T08:21:04","slug":"pcba-msl-control","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2016\/12\/pcba-msl-control\/","title":{"rendered":"\u5df2\u6253\u4ef6\u5b8c\u6210\u6240\u6709\u677f\u968e\u4f5c\u696d\u7684PCBA\u9700\u8981\u6709\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u5305\u88dd\u55ce\uff1f"},"content":{"rendered":"<p align=\"justify\"><font size=\"4\"><img loading=\"lazy\" decoding=\"async\" title=\"\u5df2\u6253\u4ef6\u4e14\u5b8c\u6210\u6240\u6709\u677f\u968e\u4f5c\u696d\u7684PCBA\u9700\u8981\u6709\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u55ce\uff1f\" style=\"border-width: 0px; padding-top: 0px; padding-right: 0px; padding-left: 0px; display: inline; background-image: none;\" border=\"0\" alt=\"\u5df2\u6253\u4ef6\u4e14\u5b8c\u6210\u6240\u6709\u677f\u968e\u4f5c\u696d\u7684PCBA\u9700\u8981\u6709\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u55ce\uff1f\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/PCBA_oxidization.jpg\" width=\"590\" height=\"365\" \/>\u9019\u662f\u4e00\u500b\u7db2\u53cb\u8a62\u554f\u5de5\u4f5c\u718a\u7684\u554f\u984c:\u300c\u5df2\u6253\u4ef6\u8cbc\u7247\u5b8c\u6210\u6240\u6709\u4f5c\u696d\u7a0b\u5e8f\u7684<a title=\"\u4ec0\u9ebc\u662fPCB\u8207PCBA\uff1f\u5b83\u5011\u4e4b\u9593\u6709\u4ec0\u9ebc\u5dee\u7570\uff1f\u5340\u5225\u662f\u4ec0\u9ebc\uff1f\" href=\"\/\/m.letratesoro.com\/2020\/05\/different_pcb_pcba\/\" rel=\"noopener\" target=\"_blank\">PCBA<\/a>\u5b58\u653e\u6642\u9700\u8981\u6709\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u55ce\uff1f\u6709\u6c92\u6709\u4efb\u4f55\u570b\u969b\u898f\u7bc4\u5462\uff1f\u300d<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5176\u5be6\u5de5\u4f5c\u718a\u500b\u4eba\u89ba\u5f97\u9019\u500b\u554f\u984c\u554f\u5f97\u6709\u9ede\u7c60\u7d71\uff0c\u4e00\u822c\u4f86\u8aaa\uff0c\u5df2\u7d93\u6253\u5b8c\u4ef6\u8cbc\u5b8c\u7247\u4e14\u5b8c\u6210\u6240\u6709\u677f\u968e\u4f5c\u696d\uff08\u5305\u542b\u6e2c\u8a66\uff09\u7684PCBA\u61c9\u8a72\u5f88\u5c11\u9084\u6703\u6709\u4eba\u518d\u505a\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u6216\u5305\u88dd\u7684\uff0c\u56e0\u70ba\u5c31\u7b97\u5728\u5de5\u5ee0\u5167\u505a\u4e86\u9019\u4e9b\u6eab\u6fd5\u5ea6\u7684\u8655\u7f6e\uff0c\u7576PCBA\u9001\u5230\u4e86\u5ba2\u6236\u7aef\uff0c\u5ba2\u6236\u7aef\u7684\u74b0\u5883\u537b\u662f\u6211\u5011\u7121\u6cd5\u7ba1\u63a7\u5230\u7684\uff0c\u5230\u6642\u5019\u8a72\u767c\u751f\u7684\u554f\u984c\u9084\u662f\u6703\u51fa\u73fe\uff0c\u6bd4\u8f03\u597d\u7684\u65b9\u6cd5\u61c9\u8a72\u5728\u8a2d\u8a08\u53ca\u6750\u6599\u4e0a\u89e3\u6c7a\u53ef\u80fd\u56e0\u70ba\u6eab\u5ea6\u53ca\u6fd5\u5ea6\u6240\u9020\u6210\u7684\u554f\u984c\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u9019\u500b\u8b70\u984c\u53e6\u5916\u6703\u7522\u751f\u4e00\u500b\u5ef6\u4f38\u554f\u984c\uff0c\u5982\u679c\u6211\u5011\u771f\u7684\u5c0dPCBA\u9032\u884c\u4e86\u6eab\u6fd5\u5ea6\u7ba1\u63a7\uff0c\u4ee5\u5f8c\u662f\u5426\u4e5f\u9700\u8981\u5c0d\u64fa\u653e\u5728\u6210\u54c1\u5009\u5eab\u623f\u5167\u53ca\u5ee0\u5916\u767c\u8ca8\u5009\u5eab\u7684\u6574\u6a5f\u6210\u54c1\u9032\u884c\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u5462\uff1f<\/font><\/p>\n<p><!--more--><\/p>\n<p align=\"justify\"><font size=\"4\">\u800c\u4e14\uff0c\u570b\u969b\u6a19\u6e96<a title=\"J-STD-020, Moisture Sensitivity Levels(MSL)\u6fd5\u5ea6\u654f\u611f\u7b49\u7d1a\u5206\u985e\u89e3\u8aaa\" href=\"\/\/m.letratesoro.com\/2010\/08\/ipc-jedec-j-std-20-msl-classifications\/\" rel=\"noopener\" target=\"_blank\">J-STD-020<\/a>\u8207<a title=\"IPC-JEDEC-J-STD-033 \u6fd5\u654f\u96f6\u4ef6\u7684\u70d8\u70e4\u689d\u4ef6\" href=\"\/\/m.letratesoro.com\/2010\/08\/ipc-jedec-j-std-033-msl-bake-condition\/\" rel=\"noopener\" target=\"_blank\">J-STD-033<\/a>\u6240\u898f\u5b9a\u7684\u6ebc\u654f\u7ba1\u63a7\u96f6\u4ef6(Moisture Sensitive Device, MSD)\u7684\u5c0d\u8c61\u61c9\u8a72\u4e5f\u53ea\u9069\u7528\u65bc\u5c01\u88dd\u985e\u7684IC\u96f6\u4ef6\u800c\u5df2\uff0c\u5176\u76ee\u7684\u662f\u70ba\u4e86\u907f\u514d\u5c01\u88dd\u96f6\u4ef6\u5167\u90e8\u5b58\u5728\u6fd5\u6c23\uff0c\u7d93\u904e\u56de\u710a(reflow)\u6025\u901f\u52a0\u71b1\u9ad8\u6eab\u7684\u904e\u7a0b\u6642\u767c\u751f<a title=\"\u4ec0\u9ebc\u662fPCB\u53ca\u96fb\u5b50\u96f6\u4ef6\u7684\u3010\u7206\u7c73\u82b1\u6548\u61c9(Popcorn Effect)\u3011\uff1f\" href=\"\/\/m.letratesoro.com\/2023\/08\/popcorn-effect\/\" target=\"_blank\" rel=\"noopener\">\u7206\u7c73\u82b1(popcorn)<\/a>\u6216\u5206\u5c64(de- lamination)\u7b49\u4e0d\u826f\u73fe\u8c61\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u81f3\u65bc\u90a3\u4e9b\u975eIC\u5c01\u88dd\u985e\u7684\u96f6\u4ef6\u662f\u5426\u4e5f\u9700\u8981\u6ebc\u654f\u7ba1\u63a7\uff0c\u9019\u5c31\u8981\u770b\u5404\u5bb6\u5de5\u5ee0\u7684\u7d93\u9a57\u8207\u8981\u6c42\u4e86\uff0c\u9019\u500b\u554f\u984c\u53ef\u4ee5\u53c3\u8003\u3010<\/font><a href=\"\/\/m.letratesoro.com\/2014\/01\/non-msl-component\/\"><font size=\"4\">\u975e\u6ebc\u654f\u96fb\u5b50\u96f6\u4ef6(Non-SMD)\u662f\u5426\u4e5f\u9700\u8981\u7ba1\u63a7\u5132\u5b58\u7684\u6fd5\u6c23\uff1f<\/font><\/a><font size=\"4\"> \u3011\u4e00\u6587\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u56de\u5230\u9019\u7bc7\u6587\u7ae0\u500b\u4e3b\u984c\u300c\u5df2\u6253\u4ef6\u7684PCBA\u9700\u8981\u6709\u6eab\u6fd5\u5ea6\u7ba1\u63a7\u55ce\uff1f\u300d\uff0c\u5de5\u4f5c\u718a\u89ba\u5f97\u61c9\u8a72\u8981\u5148\u6f84\u6e05\u81ea\u5df1\u7684\u7522\u54c1\u767c\u751f\u4e86\u4ec0\u9ebc\u554f\u984c\u800c\u88ab\u8981\u6c42\u8981\u6709PCBA\u7684\u6ebc\u654f\u7ba1\u63a7\uff1f\u6216\u662f\u81ea\u5df1\u7684\u9700\u6c42\u662f\u4ec0\u9ebc\uff1f\u9019\u6a23\u624d\u80fd\u5c0d\u75c7\u4e0b\u85e5\uff0c\u800c\u4e0d\u662f\u76f2\u76ee\u7684\u8981\u6c42\u505aPCBA\u7684\u6ebc\u654f\u7ba1\u63a7\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u6bd4\u5982\u8aaa\uff0c\u5de5\u4f5c\u718a\u66fe\u7d93\u78b0\u904e\u81ea\u5df1\u516c\u53f8\u7684PCBA\u5bc4\u9001\u5230\u5ba2\u6236\u7aef\uff0c\u64fa\u653e\u5728\u5ba2\u6236\u7684\u5eab\u623f\u4e00\u6bb5\u6642\u9593\u5f8c\u5728\u96fb\u8def\u677f\u7684\u91d1\u624b\u6307\u8655\u51fa\u73fe\u6c27\u5316\u7684\u73fe\u8c61\uff0c\u5f8c\u4f86\u8ffd\u67e5\u539f\u56e0\u767c\u73fe\u662f\u5de5\u5ee0\u4f5c\u696d\u6642\u4f5c\u696d\u54e1\u4e0d\u5c0f\u5fc3\u7528\u624b\u6307\u76f4\u63a5\u89f8\u6478\u5230\u9019\u4e9b\u5340\u57df\u800c\u9020\u6210\u7684\u93fd\u8755\uff0c\u56e0\u70ba\u4e0d\u826f\u54c1\u4e0a\u53ef\u4ee5\u5f88\u660e\u986f\u5730\u770b\u5230\u6307\u7d0b\u7684\u75d5\u8de1\uff0c\u7576\u7136\u9019\u4e5f\u8ddf\u934d\u91d1\u539a\u5ea6\u592a\u8584\u6709\u95dc\u4fc2\uff0c\u6211\u5011\u677f\u5b50\u7684\u8868\u9762\u8655\u7406\u70ba<a title=\"ENIG\u8868\u9762\u8655\u7406\u662f\u4ec0\u9ebc\u96fb\u8def\u677f\uff1f\u6709\u4f55\u512a\u7f3a\u9ede\uff1f\" href=\"\/\/m.letratesoro.com\/2016\/02\/enig-pros-cons\/\" rel=\"noopener\" target=\"_blank\">ENIG(\u5316\u93b3\u6d78\u91d1)<\/a>\uff0c\u91d1\u5c64\u53ef\u4ee5\u4fdd\u8b77\u5e95\u91d1\u5c6c\u93b3\u4e0d\u8207\u7a7a\u6c23\u63a5\u89f8\u6c27\u5316\uff0c\u4f46\u662f\u91d1\u7684\u9846\u7c92\u6bd4\u8f03\u5927\uff0c\u5982\u679c\u592a\u8584\u5c31\u6709\u98a8\u96aa\u7121\u6cd5\u5b8c\u5168\u8986\u84cb\u5e95\u5c64\u91d1\u5c6c\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5efa\u8b70\u53c3\u8003\u6587\u7ae0\uff1a<a href=\"\/\/m.letratesoro.com\/2012\/04\/au-thickness\/\" rel=\"noopener\" target=\"_blank\">\u96f6\u4ef6\u6389\u843d\u8207\u96fb\u8def\u677f\u934d\u91d1\u539a\u5ea6\u7684\u95dc\u4fc2<\/a>\u3001<a href=\"\/\/m.letratesoro.com\/2012\/04\/au-role\/\" rel=\"noopener\" target=\"_blank\">\u6d78\u91d1\u53ca\u96fb\u934d\u91d1\u5728\u96fb\u8def\u677f\u710a\u63a5\u4e2d\u6240\u626e\u6f14\u7684\u89d2\u8272<\/a><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">PCBA\u64fa\u653e\u5eab\u5b58\u592a\u4e45\u9084\u53ef\u80fd\u767c\u751f\u5176\u4ed6\u554f\u984c\uff0c\u6bd4\u5982<\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\">\u67d0\u4e9b\u96f6\u4ef6\u672c\u8eab\u53ef\u80fd\u767c\u751f<a title=\"\u539f\u4f86\u8150\u8755\u767c\u751f\u7684\u539f\u56e0\u53ea\u662f\u4eba\u5bb6\u5143\u7d20\u60f3\u8981\u6709\u4e00\u500b\u7a69\u5b9a\u7684\u672a\u4f86\uff0c\u8ac7\u91d1\u5c6c\u8150\u8755(1)\" href=\"\/\/m.letratesoro.com\/2020\/06\/corrosion-01\/\" rel=\"noopener\" target=\"_blank\">\u93fd\u8755<\/a>\u7684\u554f\u984c\uff0c\u9019\u5927\u591a\u767c\u751f\u5728\u6709\u9435\u4ef6\u7684\u96f6\u4ef6\u4e0a\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">\u96fb\u89e3\u96fb\u5bb9\u592a\u4e45\u6c92\u6709\u5145\u653e\u96fb\u9020\u6210\u4f7f\u7528\u58fd\u547d\u6e1b\u640d\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">\u9084\u6709\u4e00\u500b\u73fe\u8c61\u662f\u7522\u54c1\u53ef\u80fd\u767c\u751f<a title=\"CAF(\u96fb\u8def\u677f\u5167\u5fae\u77ed\u8def)\u5f62\u6210\u7684\u53ef\u80fd\u539f\u56e0\u8207\u6539\u5584\u5c0d\u7b56\" href=\"\/\/m.letratesoro.com\/2015\/08\/caf-cause-solution\/\" rel=\"noopener\" target=\"_blank\">CAF(\u5fae\u77ed\u8def)<\/a>\u7684\u6f0f\u96fb\u6d41\u554f\u984c\uff0c\u9020\u6210PCBA\u4e0a\u5099\u4efd\u8cc7\u6599\u7684\u96fb\u6c60\u96fb\u529b\u4e00\u4e0b\u5b50\u5c31\u6f0f\u5149\u4e86\u3002\u53e6\u5916\uff0c\u5927\u90e8\u5206\u7684\u8cc7\u6599\u5099\u4efd\u96fb\u6c60\u5927\u591a\u5047\u8a2d\u7522\u54c1\u51fa\u8ca8\u5f8c\u6703\u63d2\u4e0a\u96fb\u6e90\uff0c\u5982\u679c\u5728\u4e0d\u63d2\u96fb\u7684\u60c5\u6cc1\u4e0b\u5927\u6982\u6700\u591a\u53ea\u6709\u5169\u5e74\u7684\u58fd\u547d\uff0c\u4e5f\u5c31\u662f\u8aaa\u7522\u54c1\u751f\u7522\u5f8c\u653e\u5728\u5eab\u623f\u8d85\u904e\u5169\u5e74\uff0c\u5927\u591a\u6578\u7684\u5099\u4efd\u96fb\u6c60\u5373\u6703\u8017\u5149\u96fb\u529b\uff0c\u9700\u8981\u91cd\u65b0\u66f4\u63db\u5099\u4efd\u96fb\u6c60\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font size=\"4\">\u4ee5\u4e0a\u9019\u4e9b\u554f\u984c\uff0c\u5de5\u4f5c\u718a\u500b\u4eba\u4ee5\u70ba\u5927\u591a\u53ef\u4ee5\u6b78\u7d50\u70ba\u4eba\u54e1\u7d00\u5f8b\u3001\u96f6\u4ef6\u54c1\u8cea\u8207\u8a2d\u8a08\u554f\u984c\u4e09\u5927\u985e\uff0c\u77ed\u671f\u5c0d\u7b56\u6216\u8a31\u53ef\u4ee5\u63a1\u7528\u6ebc\u654f\u7ba1\u63a7\u7684\u65b9\u6cd5\u4f86\u5ef6\u7de9\u5176\u767c\u751f\uff0c\u4f46\u57fa\u672c\u4e0a\u6211\u5011\u9084\u662f\u61c9\u8a72\u5c31\u6839\u672c\u539f\u56e0\u4f86\u5c0b\u6c42\u89e3\u6c7a\u554f\u984c\uff0c\u5426\u5247\u7522\u54c1\u88ab\u5ba2\u8a34\u9084\u662f\u65e9\u665a\u7684\u554f\u984c\u3002\u56e0\u70ba\u6211\u5011\u6c92\u6709\u8fa6\u6cd5\u7ba1\u63a7\u5230\u5ba2\u6236\u7684\u5132\u5b58\u74b0\u5883\u8207\u7522\u54c1\u7684\u4f7f\u7528\u74b0\u5883\uff0c\u552f\u6709\u52a0\u5f37\u7522\u54c1\u672c\u8eab\u7684\u6297\u6ebc\u80fd\u529b\uff0c\u624d\u662f\u91dc\u5e95\u62bd\u85aa\u7684\u8fa6\u6cd5\u3002 <\/font><\/p>\n<hr \/>\n<p><font size=\"4\">\u5ef6\u4f38\u95b1\u8b80\uff1a      <br \/><\/font><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/\"><font size=\"4\">\u5c01\u88dd\u6fd5\u654f\u96f6\u4ef6\u70d8\u70e4\u5e38\u898b\u554f\u984c\u6574\u7406<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2011\/12\/j-std-033b-ch4-dry\/\"><font size=\"4\">JEDEC J-STD-033B\u7b2c\u56db\u7ae0\u7bc0-\u4e7e\u71e5(\u4e2d\u6587\u7ffb\u8b6f)<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2011\/12\/dry-cabinet\/\"><font size=\"4\">\u4f4e\u6fd5\u96fb\u5b50\u9632\u6f6e\u7bb1\u5354\u52a9\u96fb\u8def\u677f\u7d44\u88dd\u5ee0\u89e3\u6c7a\u6f6e\u5bb3\u554f\u984c<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2010\/08\/ipc-jedec-j-std-20-msl-classifications\/\"><font size=\"4\">Moisture Sensitivity Levels (MSL)\u6fd5\u5ea6\u654f\u611f\u7b49\u7d1a\u89e3\u8aaa<\/font><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9019\u662f\u4e00\u500b\u7db2\u53cb\u8a62\u554f\u5de5\u4f5c\u718a\u7684\u554f\u984c:\u300c\u5df2\u6253\u4ef6\u8cbc\u7247\u5b8c\u6210\u6240 &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[117,20,22],"tags":[182],"aioseo_notices":[],"views":9553,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/5886"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=5886"}],"version-history":[{"count":7,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/5886\/revisions"}],"predecessor-version":[{"id":10805,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/5886\/revisions\/10805"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=5886"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=5886"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=5886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}