{"id":10758,"date":"2023-06-28T08:17:00","date_gmt":"2023-06-28T00:17:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=10758"},"modified":"2023-07-20T09:58:30","modified_gmt":"2023-07-20T01:58:30","slug":"how-to-ask","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2023\/06\/how-to-ask\/","title":{"rendered":"\u5927\u795e\u5e36\u6211\u770bSMT\u7684\u710a\u63a5\u4e0d\u826f\u8a72\u5982\u4f55\u89e3\u6c7a\uff1f\u4f60\u77e5\u9053\u8a72\u5982\u4f55\u63d0\u554f\u554f\u984c\uff1f"},"content":{"rendered":"<p align=\"center\"><font size=\"4\"><img decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/2023\/Question_ResearchMFG580.jpg\" \/><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5de5\u4f5c\u718a\u5e73\u5e38\u9084\u883b\u5e38\u901b\u4e00\u4e9b\u7db2\u8def\u8ad6\u58c7\u770b\u4eba\u5bb6\u8a0e\u8ad6\u5de5\u7a0b\u554f\u984c\uff0c\u4f46\u7d93\u5e38\u6703\u770b\u5230\u4e00\u4e9b\u7121\u5398\u982d\u7684\u554f\u984c\u3002\u6bd4\u5982\u653e\u4e86\u4e00\u5f35SMT\u7684\u56de\u710a\u7210\u6e2c\u6eab\u66f2\u7dda\u5716\uff0c\u7136\u5f8c\u4ec0\u9ebc\u80cc\u666f\u8cc7\u6599\u90fd\u6c92\u8aaa\uff0c\u5c31\u5e0c\u671b\u5927\u795e\u53ef\u4ee5\u6307\u9ede\u8ff7\u6d25\uff0c\u6559\u81ea\u5df1\u8a72\u5982\u4f55\u8abf\u6574\u56de\u710a\u7210\u66f2\u7dda\u4ee5\u6539\u5584\u710a\u932b\u54c1\u8cea\u3002\u6bd4\u8f03\u597d\u7684\u53ef\u80fd\u9084\u6703\u63cf\u8ff0\u4e00\u4e0b\u81ea\u5df1\u9047\u5230\u7684\u72c0\u6cc1\uff0c\u6bd4\u5982PCBA\u751f\u7522\u4e8620,000\u5957\u5927\u7d04\u670930\u500bBGA\u5047\u710a\u4e0d\u826f(1.6mm\u677f\u539a0.65mm\u9593\u8ddd\u7684BGA)\uff0c\u8acb\u554f\u5927\u795e\u8a72\u5982\u4f55\u8abf\u6574\u7210\u6eab\u4f86\u964d\u4f4eBGA\u5047\u710a\u7684\u4e0d\u826f\u7387\u3002<\/font><\/p>\n<p><!--more--><\/p>\n<p align=\"justify\"><font size=\"4\">\u5de5\u4f5c\u718a\u4e5f\u771f\u7684\u4f69\u670d\u9019\u6a23\u7684\u63d0\u554f\uff0c\u5c45\u7136\u9084\u6709\u5f88\u591a\u4eba\u56de\u61c9\uff0c\u800c\u9019\u4e9b\u56de\u7b54\u554f\u984c\u7684\u4eba\u53ef\u771f\u7684\u662f\u795e\uff01\u4f46\u65e2\u7136\u662f\u795e\uff0c\u6240\u4ee5\u56de\u7b54\u5c31\u8ddf\u6c92\u6709\u56de\u7b54\u4e00\u6a23\uff0c\u4e0d\u662f\u7121\u6cd5\u7406\u89e3\u7684\u7b54\u6848\uff0c\u8981\u4e0d\u5c31\u7d14\u7cb9\u53ea\u662f\u6c92\u6709\u4efb\u4f55\u610f\u7fa9\u7684\u9644\u548c\uff0c\u53ea\u662f\u9019\u6a23\u7684\u63d0\u554f\u771f\u7684\u53ef\u4ee5\u7372\u5f97\u6709\u7528\u7684\u7b54\u6848\u55ce\uff1f\u9084\u662f\u8aaa\u7d14\u7cb9\u53ea\u662f\u4f86\u6dfb\u71b1\u9b27\uff1f<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u770b\u500c\u5011\u81ea\u5df1\u60f3\u60f3\uff0c\u5982\u679c\u6709\u4eba\u7528\u9019\u6a23\u7684\u63cf\u8ff0\u4f86\u5411\u4f60\u8acb\u6559\u554f\u984c\u6642\uff0c\u4f60\u662f\u56de\u7b54\u4e0d\u56de\u7b54\uff1f\u56de\u7b54\u7684\u8a71\u53c8\u662f\u5982\u4f55\u56de\u7b54\u7684\uff1f\u771f\u56de\u7b54\u4e86\u554f\u984c\uff0c\u662f\u5426\u6709\u60f3\u904e\u6703\u8aa4\u5c0e\u63d0\u554f\u8005\uff1f<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5f88\u591a\u4eba\u5728\u8ad6\u58c7\u4e0a\u5411\u5225\u4eba\u8acb\u6559\u554f\u984c\u6642\uff0c\u7e3d\u4ee5\u70ba\u5225\u4eba\u61c9\u8a72\u90fd\u8ddf\u81ea\u5df1\u4e00\u6a23(\u76f4\u63a5\u4ee3\u5165\u6cd5)\uff0c\u5c0d\u81ea\u5df1\u60f3\u554f\u7684\u554f\u984c\u6709\u8db3\u5920\u4e86\u89e3\uff0c\u6b8a\u4e0d\u77e5\u4e0d\u540c\u884c\u696d\u5225\uff0c\u751a\u81f3\u4e0d\u540c\u516c\u53f8\u7684SMT\u7522\u7dda\u8207\u88fd\u7a0b\u53ef\u80fd\u5929\u5dee\u5730\u9060\uff0c\u4e5f\u5c31\u662f\u8aaa\uff0c\u5225\u4eba\u4e0d\u6703\u525b\u597d\u78b0\u5230\u8207\u4f60\u4e00\u6a21\u4e00\u6a23\u7684\u554f\u984c\uff0c\u6709\u53ef\u80fd\u6703\u985e\u4f3c\uff0c\u4f46\u4f60\u78b0\u5230\u554f\u984c\u767c\u751f\u7684\u689d\u4ef6\u4e00\u5b9a\u8ddf\u5225\u4eba\u4e0d\u540c\u3002\u6bd4\u5982\u64cd\u4f5c\u4eba\u54e1\u5c31\u4e0d\u4e00\u6a23\uff0c\u64cd\u4f5c\u7684\u7a0b\u5e8f\u4e5f\u4e0d\u4e00\u6a23\uff0c\u932b\u818f\u5370\u5237\u6a5f\u3001\u8cbc\u7247\u6a5f\u3001\u56de\u710a\u7210\u54c1\u724c\u8207\u8a2d\u5b9a\u4e5f\u4e0d\u6703\u4e00\u6a23\uff0c\u5c31\u9023PCB\u7684\u4f48\u7dda\u8a2d\u8a08\u3001\u5c64\u6578\u3001\u539a\u5ea6\u53ca\u9023\u677f\u65b9\u5f0f\u4e5f\u4e0d\u4e00\u5b9a\u4e00\u6a23\uff0c\u90a3\u4f60\u600e\u9ebc\u6703\u89ba\u5f97\u5225\u4eba\u78b0\u5230\u554f\u984c\u7684\u80cc\u666f\u5c31\u8ddf\u4f60\u78b0\u5230\u7684\u4e00\u6a23\u5462\uff1f<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u767c\u751f\u554f\u984c\u7684\u80cc\u666f\u8cc7\u6599\u4e4b\u6240\u4ee5\u91cd\u8981\uff0c\u662f\u56e0\u70ba\u5728\u9019\u4e9b\u80cc\u666f\u8cc7\u6599\u88e1\u6703\u85cf\u6709\u767c\u751f\u554f\u984c\u7684\u539f\u56e0\uff0c\u5927\u5bb6\u61c9\u8a72\u7d93\u5e38\u807d\u5230\u5728\u5206\u6790\u554f\u984c\u6642\u8981\u756b\u51fa<a title=\"\u7279\u6027\u8981\u56e0\u5206\u6790\u5716(Cause &amp; Effect Analysis)\/\u9b5a\u9aa8\u5716(Fishbone)\u4ecb\u7d39\" href=\"\/\/m.letratesoro.com\/2012\/03\/cause-effect-analysis\/\" target=\"_blank\" rel=\"noopener\">\u9b5a\u9aa8\u5716(\u7279\u6027\u8981\u56e0\u5206\u6790\u5716)<\/a>\uff0c\u800c\u4eba\u3001\u5de5\u3001\u6599\u3001\u6a5f\u3001\u91cf\u3001\u74b0\u5c31\u662f\u9b5a\u9aa8\u5716\u76846\u5927\u8981\u9805\uff0c\u9019\u4e9b\u8981\u9805\u4e5f\u5927\u81f4\u8207\u6211\u5011\u5728\u63cf\u8ff0\u554f\u984c\u7684<a title=\"5W1H(\u516d\u4f55\u6cd5)\u554f\u984c\u63cf\u8ff0\u601d\u8003\u5206\u6790\u6cd5\u89e3\u91cb\u8207\u61c9\u7528\" href=\"\/\/m.letratesoro.com\/2023\/07\/5w1h-6ws\/\" target=\"_blank\" rel=\"noopener\">5W1H<\/a>\u624b\u6cd5\u8207\u300c\u4eba\u4e8b\u6642\u5730\u7269\u300d\u7b49\u5927\u9805\u76f8\u7b26\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u6240\u4ee5\uff0c\u5728\u5411\u5225\u4eba\u8acb\u6559\u554f\u984c\u6642\uff0c\u5c24\u5176\u662f\u5411\u90a3\u4e9b\u4e0d\u662f\u81ea\u5df1\u5de5\u5ee0\u5167\u4eba\u54e1\u8acb\u6559\u6642\uff0c\u5efa\u8b70\u8981\u5148\u6e05\u695a\u5730\u63cf\u8ff0\u81ea\u5df1\u554f\u984c\u7684\u80cc\u666f\uff0c\u4e5f\u5c31\u662f\u751f\u7522\u7684\u689d\u4ef6\u8207\u554f\u984c\u767c\u751f\u7684\u73fe\u8c61\uff0c\u9019\u6a23\u624d\u6bd4\u8f03\u6709\u6a5f\u6703\u7372\u5f97\u89e3\u6c7a\u554f\u984c\u7684\u7b54\u6848\u6216\u8f03\u70ba\u6b63\u78ba\u7684\u8a0a\u606f\u3002<\/font><\/p>\n<hr \/>\n<p align=\"justify\"><font size=\"4\">\u90a3\u61c9\u8a72\u8981\u5982\u4f55\u63cf\u8ff0\u81ea\u5df1\u7684\u554f\u984c\u5462\uff1f\u9019\u5176\u5be6\u8207\u6211\u5011\u5728\u89e3\u6c7a\u554f\u984c\u6642\u7684\u8cc7\u6599\u6536\u96c6\u3001\u73fe\u6cc1\u638c\u63e1\u624b\u6cd5\u975e\u5e38\u985e\u4f3c\uff0c\u5927\u6982\u5c31\u662f\u4f9d\u7167\u4eba\u4e8b\u6642\u5730\u7269\u6216<a title=\"5W1H(\u516d\u4f55\u6cd5)\u554f\u984c\u63cf\u8ff0\u601d\u8003\u5206\u6790\u6cd5\u89e3\u91cb\u8207\u61c9\u7528\" href=\"\/\/m.letratesoro.com\/2023\/07\/5w1h-6ws\/\" target=\"_blank\" rel=\"noopener\">5W1H<\/a>\u7684\u5927\u8981\u9ede\u4f86\u63cf\u8ff0\u554f\u984c\u3002<\/font><\/p>\n<h4><font color=\"#9b00d3\" size=\"5\">\u8a62\u554f\u5de5\u7a0b\u554f\u984c\u6642\u61c9\u8a72\u63d0\u4f9b\u90a3\u4e9b\u7684\u8cc7\u8a0a\u5462\uff1f<\/font><\/h4>\n<ul>\n<li>\n<p align=\"justify\"><font size=\"4\">What(\u4f55\u4e8b)\uff1a\u767c\u751f\u4ec0\u9ebc\u554f\u984c\uff1f\u8acb\u76e1\u91cf\u5c07\u4e0d\u826f\u7684\u73fe\u8c61\u63cf\u8ff0\u6e05\u695a\u3002\u662f\u4ec0\u9ebc\u96f6\u4ef6\u51fa\u4e86\u554f\u984c\uff1f\u662f\u96f6\u4ef6\u6389\u843d\uff1f<a title=\"\u6574\u7406SMT\u56de\u6d41\u710a\u63a5\u7f3a\u9ede\u3001\u53ef\u80fd\u539f\u56e0\u53ca\u53ef\u80fd\u5c0d\u7b56\" href=\"\/\/m.letratesoro.com\/2015\/11\/smt-soldering-cause-solution\/\" target=\"_blank\" rel=\"noopener\">\u7a7a\u710a<\/a>\uff1f\u77ed\u8def\uff1f\u5403\u932b\u4e0d\u826f\uff1f \u9084\u662f\u5176\u4ed6\uff1f\u4e0d\u826f\u7387\uff1f\u662f\u5426\u56fa\u5b9a\u4f4d\u7f6e\u4e0d\u826f\uff1f<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">Where(\u4f55\u5730)\uff1a\u554f\u984c\u662f\u5728\u4ec0\u9ebc\u74b0\u5883\u4e0b\u7522\u751f\u7684\uff1f\u6709\u7121\u7a7a\u8abf\uff1f\u554f\u984c\u662f\u767c\u751f\u5728\u5ba2\u6236\u7aef\u7684\u4f7f\u7528\u4e0a\uff1f\u9084\u662f\u751f\u7522\u88fd\u7a0b\u4e2d\uff1f\u554f\u984c\u53ef\u80fd\u662f\u5728\u88fd\u7a0b\u7684\u90a3\u4e00\u500b\u6b65\u9a5f\u767c\u751f\u6216\u767c\u73fe\uff1f<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u7522\u54c1\u6709\u6c92\u6709\u7d93\u904e\u4ec0\u9ebc\u6e2c\u8a66\uff1f\u7522\u54c1\u6709\u6c92\u6709\u505a\u904e\u4ec0\u9ebc\u7570\u5e38\u64cd\u4f5c\uff1f\u6bd4\u5982\u8aaa\u6454\u843d\uff1f\u9ad8\u4f4e\u6eab\u6e2c\u8a66\uff1f<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">When(\u4f55\u6642)\uff1a\u554f\u984c\u662f\u5728\u4ec0\u9ebc\u6642\u5019\u767c\u751f\u7684\uff1f\u662f\u751f\u7522\u904e\u7a0b\u4e2d\u767c\u73fe\uff1f\u6216\u662f\u6210\u54c1\u6e2c\u8a66\u6642\u624d\u767c\u73fe\uff1f<\/font><\/p>\n<\/li>\n<li>\n<p><font size=\"4\">Who(\u4f55\u4eba)\uff1a\u662f\u5426\u5df2\u6392\u9664\u4eba\u70ba\u56e0\u7d20\uff1f<\/font><\/p>\n<\/li>\n<li>\n<p><font size=\"4\">(\u7269)\uff1a<\/font> <\/p>\n<ul>\n<li><font size=\"4\">\u51fa\u554f\u984c\u677f\u5b50\u7684\u8868\u9762\u8655\u7406\u70ba\u4f55\uff1f<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\/\" target=\"_blank\" rel=\"noopener\">ENIG<\/a>\uff1f<a title=\"\u4ec0\u9ebc\u662fOSP(\u6709\u6a5f\u4fdd\u710a\u819c)\u8868\u9762\u8655\u7406\u96fb\u8def\u677f\uff1f\u6709\u4f55\u512a\u7f3a\u9ede\uff1f\" href=\"\/\/m.letratesoro.com\/2018\/07\/osp-finish\/\" target=\"_blank\" rel=\"noopener\">OSP<\/a>\uff1f<a title=\"\u7121\u925b\u5674\u932b\u677f(HASL)\u4e0a\u932b\u4e0d\u826f\u539f\u56e0(\u8cc7\u6599\u6536\u96c6)\" href=\"\/\/m.letratesoro.com\/2013\/09\/hasl-soldering-insufficient\/\" target=\"_blank\" rel=\"noopener\">HASL<\/a>\uff1f<\/font><\/li>\n<li><font size=\"4\">\u51fa\u554f\u984c\u677f\u5b50\u7684\u539a\u5ea6\uff1f<\/font><\/li>\n<li><font size=\"4\">\u96f6\u4ef6\u710a\u8173\u7684\u8868\u9762\u8655\u7406\u70ba\u4f55\uff1f<a title=\"\u9727\u932b(Matte tin)\u8207\u4eae\u932b (Bright tin)\u7684\u5dee\u5225\u5728\u54ea\u88e1?\" href=\"\/\/m.letratesoro.com\/2010\/11\/different-matte-bright-tin\/\" target=\"_blank\" rel=\"noopener\">Matte Tin<\/a>\uff1f\u934d\u91d1\uff1f \u934d\u93b3\uff1f<\/font><\/li>\n<li><font size=\"4\">\u96f6\u4ef6\u710a\u8173\u7684\u76f8\u95dc\u5c3a\u5bf8\uff1f<\/font><\/li>\n<li><font size=\"4\">\u932b\u818f\u7684\u4e3b\u8981\u6210\u4efd\uff1fSAC305(\u932b\u9280\u9285)\uff1fSCN(\u932b\u9285\u93b3)\uff1f<\/font><\/li>\n<li><font size=\"4\">\u92fc\u677f\u539a\u5ea6\u53ca\u958b\u5b54\u5927\u5c0f\u5c3a\u5bf8\uff1f<\/font><\/li>\n<\/ul>\n<\/li>\n<li>\n<p><font size=\"4\">\u4e0d\u826f\u54c1\u7684\u76f8\u95dc\u7167\u7247\u3002\u5982\u679c\u662fSMT\u88fd\u7a0b\u7684\u710a\u63a5\u554f\u984c\uff0c\u5efa\u8b70\u63d0\u4f9b\u932b\u818f\u5370\u5237\u524d\u5f8c\u7167\u7247\u3001\u7210\u524d\u7210\u5f8c\u4e0d\u826f\u4f4d\u7f6e\u7167\u7247<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u6392\u67e5\uff1a\u662f\u5426\u6709\u91cf\u6e2c\u677f\u5b50\u7684\u6eab\u5ea6profile\uff1f\u91cf\u6e2cprofile\u6642\u4f7f\u7528\u7684\u662f\u5be6\u9ad4\u9023\u677f\uff1f\u9084\u662f\u4ee5\u88c1\u5207\u904e\u7684\u55ae\u677f\uff1f\u6216\u662f\u7a7a\u677f\uff1f\u5225\u62ff\u56de\u710a\u7210\u7684\u7210\u6eab\u8a2d\u5b9a\u4f86\u5858\u585e\u3002<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u6392\u67e5\uff1a\u751f\u7522\u7684\u6642\u5019\u6709\u6c92\u6709\u8fa6\u6cd5\u5340\u5206\u751f\u7522\u65e5\u671f\uff1f\u6216\u662f\u6279\u865f\uff1f<\/font><\/p>\n<\/li>\n<li>\n<p><font size=\"4\">Why(\u4f55\u56e0)\uff1a\u53ef\u4ee5\u5148\u4f9d\u7167\u524d\u9762\u5df2\u7d93\u5217\u51fa\u4f86\u7684\u8cc7\u8a0a\u8a66\u8457\u81ea\u5df1\u6b78\u7d0d\u53ef\u80fd\u554f\u984c\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f9d\u7167<\/font><a href=\"\/\/m.letratesoro.com\/2010\/07\/8d-report\/\"><u><font size=\"4\">8D\u624b\u6cd5<\/font><\/u><\/a><font size=\"4\">\u3001<\/font><a href=\"\/\/m.letratesoro.com\/2016\/09\/why-tree-5-whys\/\"><u><font size=\"4\">Why-Tree<\/font><\/u><\/a><font size=\"4\">\u3001<a title=\"\u7279\u6027\u8981\u56e0\u5206\u6790\u5716(Cause &amp; Effect Analysis)\/\u9b5a\u9aa8\u5716(Fishbone)\u4ecb\u7d39\" href=\"\/\/m.letratesoro.com\/2012\/03\/cause-effect-analysis\/\" target=\"_blank\" rel=\"noopener\">\u9b5a\u9aa8\u5716(\u7279\u6027\u8981\u56e0\u5206\u6790\u5716)<\/a>\u624b\u6cd5\u770b\u770b\u80fd\u5426\u81ea\u5df1\u627e\u51fa\u53ef\u80fd\u554f\u984c\u3002<\/font><\/p>\n<\/li>\n<li>\n<p><font size=\"4\">How(\u5982\u4f55)\uff1a\u539f\u56e0\u627e\u5230\u5f8c\u5c31\u53ef\u4ee5\u5c0d\u75c7\u4e0b\u85e5\u3002<\/font><\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\n<p align=\"justify\"><font color=\"#9b00d3\" size=\"5\">\u6848\u4f8b\uff1a<\/font><\/p>\n<\/h4>\n<p align=\"justify\"><font size=\"4\">\u7db2\u53cb\u63d0\u554f\uff0c\u6709\u4e00\u500bQFN28\u7684\u96f6\u4ef6\u5176\uff0c\u5f15\u9ede\u5bec\u5ea60.2mm\uff0c\u710a\u9ede\u9593\u8ddd0.2mm\uff0c\u904e\u56de\u710a\u5f8c\u8001\u662f\u77ed\u8def\uff0c\u4e0d\u826f\u7387\u9ad8\uff0c\u8acb\u554f\u662f\u4ec0\u9ebc\u539f\u56e0\u9020\u6210\uff0c\u8a72\u600e\u9ebc\u89e3\u6c7a\uff1f(\u9644\u4e0d\u826f\u7167\u7247)<\/font><\/p>\n<p align=\"center\"><font size=\"4\"><font size=\"4\"><img decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/2023\/PCB-SMT-QFN-solder-short01-ResearchMFG.jpg\" \/><\/font><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u7d55\u5927\u90e8\u5206\u7db2\u53cb\u770b\u5b8c\u554f\u984c\u63cf\u8ff0\u5f8c\uff0c\u7b2c\u4e00\u500b\u53cd\u61c9\u5c31\u662f\u932b\u818f\u91cf\u5370\u5237\u904e\u591a\u9020\u6210\u77ed\u8def\uff0c\u5efa\u8b70\u92fc\u677f\u539a\u5ea6\u6700\u597d\u57280.1mm\u4ee5\u4e0b\uff0c\u4e26\u91dd\u5c0d\u6b64QFN\u7684\u710a\u9ede\u92fc\u677f\u958b\u5b54\u505a\u5167\u5207\u5916\u5ef6\u8655\u7406\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u4f46\u5982\u679c\u4ed4\u7d30\u63a8\u6572\uff0c\u5927\u591a\u6578\u7684\u7db2\u53cb\u53ef\u80fd\u90fd\u5ffd\u7565\u4e86\u4e00\u500b\u91cd\u9ede\uff1a<\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\">\u9996\u5148\uff0c\u6211\u5011\u5f97\u770b\u9019\u500bQFN\u710a\u63a5\u77ed\u8def\u662f\u5426\u70ba\u56fa\u5b9a\u4f4d\u7f6e\uff1f\u5982\u679c\u4e0d\u826f\u4f4d\u7f6e\u56fa\u5b9a\uff0c\u90a3\u5c31\u5f97\u6aa2\u67e5\u662f\u5426\u70baPCB\u672c\u8eab\u8a2d\u8a08\u6216\u662fPCB\u677f\u5ee0\u6c92\u6709\u4f9d\u7167\u8a2d\u8a08\u88fd\u4f5c\uff0c\u9020\u6210\u6b64\u4f4d\u7f6e\u7684\u710a\u588a\u9593\u9699\u904e\u5c0f\uff0c\u6216\u662f\u710a\u588a\u5c3a\u5bf8\u904e\u5c0f\uff0c\u53e6\u5916\u5982\u679c\u6b64\u4f4d\u7f6e\u6709\u7d72\u5370\u767d\u6f06\u4e5f\u6709\u6a5f\u6703\u9802\u9ad8\u92fc\u677f\uff0c\u8b93\u6b64\u4f4d\u7f6e\u7684\u932b\u818f\u91cf\u5370\u5237\u904e\u591a\u3002\u5982\u679c\u9019\u500b\u710a\u63a5\u77ed\u8def\u4e0d\u826f\u4f4d\u7f6e\u662f\u96a8\u6a5f\u7684\uff0c\u90a3\u539f\u56e0\u5c31\u6bd4\u8f03\u504f\u5411\u932b\u818f\u5370\u5237\u91cf\u904e\u591a\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">\u5176\u6b21\uff0c\u63d0\u554f\u8005\u4e26\u6c92\u6709\u63d0\u4f9b\u92fc\u677f\u539a\u5ea6\u53caQFN\u958b\u5b54\u5c3a\u5bf8\uff0c\u4e5f\u672a\u63d0\u4f9b\u7a7a\u677f\u7684\u710a\u588a\u4f48\u7dda\u7167\u7247\uff0c\u6240\u4ee5\u5927\u591a\u6578\u7db2\u53cb\u5011\u7684\u56de\u7b54\uff0c\u90fd\u662f\u57fa\u65bc\u731c\u6e2c\u3002\u63d0\u554f\u8005\u5fc5\u9808\u81ea\u5df1\u5617\u8a66\u5f8c\u78ba\u8a8d\u554f\u984c\u9ede\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">\u9084\u6709\u4e00\u7a2e\u53ef\u80fd\u539f\u56e0\u6703\u9020\u6210\u9019\u7a2eQFN\u710a\u63a5\u77ed\u8def\u554f\u984c\uff0c\u5c31\u662fPCB\u8b8a\u5f62\u7ff9\u66f2\uff0c\u5c24\u5176\u7576\u9023\u677f\u9023\u7b4b\u8a2d\u8a08\u4e0d\u7576\u6642\uff0c\u66f4\u5bb9\u6613\u5c0e\u81f4\u932b\u818f\u5728\u5370\u5237\u6642\uff0c\u51fa\u73fe\u90e8\u5206\u932b\u818f\u91cf\u591a\uff0c\u90e8\u5206\u932b\u818f\u91cf\u5c11\u7684\u554f\u984c\u3002\u53e6\u5916\uff0c\u932b\u818f\u5370\u5237\u6a5f\u7684\u9802\u91dd\u64fa\u653e\u662f\u5426\u5230\u4f4d\u4e5f\u662f\u91cd\u9ede\uff0c\u7576\u522e\u5200\u505a\u52d5\u6642\u6703\u65bd\u52a0\u58d3\u529b\u5728\u92fc\u677f\u53caPCB\u4e0a\uff0c\u4e00\u65e6\u92fc\u677f\u7121\u6cd5\u8cbc\u5408\u65bcPCB\u6642\uff0c\u932b\u818f\u5370\u5237\u91cf\u5c31\u6703\u589e\u52a0\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font size=\"4\">\u6240\u4ee5\uff0c\u5728\u63d0\u51fa\u554f\u984c\u6642\uff0c\u5efa\u8b70\u8981\u81ea\u5df1\u5148\u505a\u904e\u529f\u8ab2\uff0c\u628a\u8cc7\u6599\u6536\u96c6\u597d\uff0c\u73fe\u6cc1\u5148\u638c\u63e1\u4e86\uff0c\u6bd4\u5982\u8aaa\u4e0d\u826f\u7167\u7247(\u5df2\u63d0\u4f9b)\u3001PCB\u932b\u818f\u5370\u5237\u524d\u5f8c\u7167\u7247\u3001\u4e0d\u826f\u4f4d\u7f6e\u7210\u524d\u7210\u5f8c\u7167\u7247\u3001\u4e0d\u826f\u7387\u3001\u4e0d\u826f\u96f6\u4ef6\u710a\u63a5\u7684\u76f8\u95dc(\u5df2\u63d0\u4f9b)\u3001PCB\u539a\u5ea6\u3001PCB\u9023\u677f\u7167\u7247\u3001\u5c3a\u5bf8\u4e0d\u826f\u4f4d\u7f6e\u662f\u5426\u96c6\u4e2d\u3001\u56de\u7210\u6eab\u66f2\u7dda\u3001\u92fc\u677f\u539a\u5ea6\u53ca\u958b\u5b54\u5c3a\u5bf8\u7b49\u8cc7\u8a0a\uff0c\u9019\u6a23\u624d\u80fd\u8b93\u554f\u984c\u66f4\u6e05\u6670\uff0c\u4e5f\u624d\u80fd\u7d66\u4f60\u66f4\u8cbc\u5408\u9700\u8981\u5be6\u969b\u5efa\u8b70\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u8001\u5be6\u8aaa\uff0c\u5982\u679c\u50c5\u5f9e\u7167\u7247\u4f86\u5224\u65b7\uff0c\u932b\u818f\u91cf\u78ba\u5be6\u591a\u4e86\u4e00\u9ede\uff0c\u6bcf\u500b\u710a\u9ede\u7684\u932b\u91cf\u90fd\u975e\u5e38\u98fd\u6eff\uff0c\u800c\u4e14\u9019\u9846QFN\u5728PCB\u7684\u76f8\u9130\u710a\u588a\u9593\u4e5f\u6c92\u6709\u9632\u710a\u7da0\u6f06\uff0c\u53ea\u8981\u7a0d\u5fae\u6709\u9ede\u6ea2\u932b\u7684\u73fe\u8c61\u5c31\u5bb9\u6613\u767c\u751f\u67b6\u6a4b\u77ed\u8def\u3002<\/font><\/p>\n<hr \/>\n<p><font size=\"4\">\u5ef6\u4f38\u95b1\u8b80\uff1a    <br \/><a href=\"\/\/m.letratesoro.com\/2015\/03\/question\/\">\u8a62\u554f\u5de5\u7a0b\u554f\u984c\uff0c\u8acb\u63d0\u4f9b\u8db3\u5920\u7684\u8cc7\u8a0a\u4ee5\u5229\u6709\u6548\u56de\u7b54<\/a><\/font><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5de5\u4f5c\u718a\u5e73\u5e38\u9084\u883b\u5e38\u901b\u4e00\u4e9b\u7db2\u8def\u8ad6\u58c7\u770b\u4eba\u5bb6\u8a0e\u8ad6\u5de5\u7a0b\u554f\u984c &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,123,126],"tags":[179,156],"aioseo_notices":[],"views":3210,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/10758"}],"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=10758"}],"version-history":[{"count":6,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/10758\/revisions"}],"predecessor-version":[{"id":10784,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/10758\/revisions\/10784"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=10758"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=10758"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=10758"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}