{"id":8669,"date":"2020-03-31T08:25:00","date_gmt":"2020-03-31T00:25:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=8669"},"modified":"2023-11-17T13:36:52","modified_gmt":"2023-11-17T05:36:52","slug":"bga-crack-summary","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2020\/03\/bga-crack-summary\/","title":{"rendered":"\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u3001BGA\u710a\u932b\u7834\u88c2\u554f\u984c\u6587\u7ae0\u6574\u7406"},"content":{"rendered":"<p align=\"center\"><img decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/BGA_drop_test_crack.png\" \/><\/p>\n<p align=\"justify\"><font size=\"4\">\u5728\u5de5\u4f5c\u718a\u7684\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0cBGA\u710a\u932b\u7834\u88c2\u662f\u6700\u50b7\u8166\u7b4b\uff0c\u4e5f\u662f\u6700\u5e38\u88ab\u62ff\u51fa\u4f86\u8a0e\u8ad6\u7684\u4e00\u500b\u5de5\u7a0b\u554f\u984c\uff0c\u5176\u5be6\u81f3\u4eca\u70ba\u6b62\u4f3c\u4e4e\u4ecd\u7136\u9084\u6c92\u6709\u4e00\u500b\u6700\u4f73\u7684\u65b9\u6848\u53ef\u4ee5\u5fb9\u5e95\u89e3\u6c7aBGA\u710a\u932b\u7834\u88c2\u3001\u529f\u80fd\u5931\u6548\u7684\u554f\u984c\u3002\u96d6\u7136\u4e0d\u80fd\u6709\u6548\u89e3\u6c7aBGA\u554f\u984c\uff0c\u4f46,\u81f3\u5c11\u53ef\u4ee5\u6b62\u640d\uff0c\u5de5\u4f5c\u718a\u9019\u88e1\u628a\u4e4b\u524d\u5beb\u904e\u7684\u4e00\u4e9b\u95dc\u65bc\u300c\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u3001BGA\u710a\u932b\u7834\u88c2\u300d\u7684\u6587\u7ae0\u52a0\u4ee5\u6574\u7406\u7d66\u81ea\u5df1\u4e5f\u7d66\u6709\u9700\u8981\u7684\u670b\u53cb\u53c3\u8003\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u671f\u671b\u5927\u5bb6\u4e5f\u53ef\u4ee5\u6eab\u6545\u800c\u77e5\u65b0\uff0c\u9451\u5f80\u800c\u77e5\u4f86\uff0c\u555f\u767c\u81ea\u5df1\u7684\u9748\u611f\uff5e<\/font><\/p>\n<p><!--more--><\/p>\n<p align=\"justify\"><font size=\"4\">\u5728\u4f60\u6e96\u5099\u4e00\u982d\u683d\u5165\u5230BGA\u7684\u4e0d\u826f\u5206\u6790\u524d\uff0c\u5de5\u4f5c\u718a\u63a8\u85a6\u4f60\u5148\u770b\u4e00\u4e0b\u9019\u7bc7\u6587\u7ae0\u300a<a href=\"\/\/m.letratesoro.com\/2013\/06\/problem-solving-bga\/\" rel=\"noopener\" target=\"_blank\">\u5982\u4f55\u8457\u624b\u5206\u6790\u5e02\u5834\u8fd4\u4fee\u7684\u96fb\u5b50\u4e0d\u826f\u54c1\u53caBGA\u4e0d\u826f<\/a>\u300b\uff0c\u5148\u6574\u7406\u597d\u81ea\u5df1\u7684\u601d\u7dd2\uff0c\u6aa2\u8996\u4e00\u4e0b\u4f60\u624b\u4e0a\u76ee\u524d\u63e1\u6709\u4ec0\u9ebc\u8b49\u64da\uff1f\u4fdd\u7559\u4e86\u4ec0\u9ebc\u73fe\u5834\u53ef\u4ee5\u8b93\u4f60\u9a57\u8b49\u554f\u984c\uff0c\u8a18\u5f97\u8981\u62bd\u7d72\u525d\u7e6d\uff0c\u4e00\u6b65\u6b65\u7684\u6536\u6582\u4f60\u7684\u554f\u984c\u3002<\/font><\/p>\n<h5><font color=\"#9b00d3\" size=\"5\"><strong>BGA\u710a\u932b\u7834\u88c2\u554f\u984c\u6574\u7406\uff1a<\/strong><\/font><\/h5>\n<p align=\"center\"><img decoding=\"async\" style=\"margin: 10px 0px 0px 20px;\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/BGA_E338\/BGA-ball01.png\" \/><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2011\/10\/bga-reflow-process\/\"><font size=\"4\">\u5f71\u7247\uff1aBGA \u56de\u6d41\u710a\u710a\u63a5\u904e\u7a0b<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/04\/au-thickness\/\"><font size=\"4\">\u96f6\u4ef6\u6389\u843d\u8207\u96fb\u8def\u677f\u934d\u91d1\u539a\u5ea6\u7684\u95dc\u4fc2<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2011\/09\/bga-open-short\/\"><font size=\"4\">BGA\u710a\u63a5\u540c\u6642\u767c\u751f\u7a7a\u710a\u53ca\u77ed\u8def\u53ef\u80fd\u7684\u539f\u56e0<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2011\/02\/bga-ball-inspection-methods\/\"><font size=\"4\">BGA\u932b\u7403\u710a\u932b\u6027\/\u710a\u63a5\u7f3a\u9ede\u7684\u5e7e\u7a2e\u6aa2\u67e5\u65b9\u6cd5<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/09\/soldermask-shift-bga-short\/\"><font size=\"4\">\u96fb\u8def\u677f\u7684\u9632\u710a\u5c64\u5370\u5237\u504f\u79fb\u6703\u9020\u6210BGA\u77ed\u8def\u55ce\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2011\/03\/bga-dropped\/\"><font size=\"4\">\u5982\u4f55\u5224\u65b7BGA\u6389\u4ef6\u662fSMT\u5de5\u5ee0\u88fd\u7a0b\u6216\u662f\u8a2d\u8a08\u554f\u984c?<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/02\/bga-hip\/\"><font size=\"4\">BGA\u6795\u982d\u6548\u61c9(head-in-pillow,HIP)\u767c\u751f\u7684\u53ef\u80fd\u539f\u56e0<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2017\/01\/bga-underfill\/\"><font size=\"4\">\u5982\u4f55\u6c7a\u5b9aBGA\u5e95\u90e8\u586b\u5145\u81a0(underfill)\u9700\u4e0d\u9700\u8981\u586b\u52a0\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/03\/component-drop-analyze\/\"><font size=\"4\">\u96fb\u8def\u677f\u96f6\u4ef6\u6389\u843d\uff0c\u8a72\u5982\u4f55\u8457\u624b\u5206\u6790\u3001\u5224\u65b7\u4e26\u91d0\u6e05\u554f\u984c\u9ede<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/04\/b-i-detect-ddr-hip\/\"><font size=\"4\">\u70ba\u4f55\u7522\u54c1\u57f7\u884c\u71d2\u6a5f(B\/I)\u4e5f\u7121\u6cd5\u6514\u622a\u5230DDR\u865b\u710a\u7684\u554f\u984c\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2016\/01\/soldermask-silkscreen-thickness\/\"><font size=\"4\">\u539f\u4f86PCB\u7684\u7da0\u6f06\u53ca\u7d72\u5370\u5c64\u539a\u5ea6\u6703\u5f71\u97ff\u932b\u818f\u91cf\u9020\u6210BGA\u77ed\u8def\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2018\/07\/osp-enig-soldering-strength\/\"><font size=\"4\">\u7528\u6578\u64da\u6bd4\u8f03OSP\u53caENIG\u8868\u9762\u8655\u7406\u96fb\u8def\u677f\u4e4b\u710a\u63a5\u710a\u932b\u710a\u9ede\u5f37\u5ea6<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2016\/04\/bga-nwo\/\"><font size=\"4\">BGA\u865b\u710aNWO(Non-Wet-Open)\u5f62\u6210\u7684\u539f\u56e0\u53ca\u53ef\u80fd\u89e3\u6c7a\u65b9\u6cd5<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2016\/09\/enig-black-pad\/\"><font size=\"4\">ENIG\u8868\u9762\u8655\u7406PCB\u710a\u588a\u7684\u5169\u5927\u6f5b\u5728\u554f\u984c(\u9ed1\u93b3\u8207\u5bcc\u78f7\u5c64)\u53ca\u9810\u9632\u63aa\u65bd<\/font><\/a><\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/2015\/12\/bga-crack-solution\/\"><font size=\"4\">[\u6848\u4f8b]BGA\u932b\u7403\u958b\u88c2\u4e0d\u826f\uff0c\u5229\u7528\u61c9\u8b8a\u8a08\u78ba\u8a8d\u6a5f\u69cb\u8a2d\u8b8a\u5c0d\u7b56\u524d\u5f8c\u6539\u5584\u72c0\u6cc1<\/font><\/a><\/div>\n<\/li>\n<\/ul>\n<h5><font size=\"5\"><font style=\"font-weight: bold;\" color=\"#9b00d3\">\u5982\u4f55\u6aa2\u67e5BGA\u710a\u932b\u6709\u5426\u932b\u88c2\uff1f<\/font><\/font><\/h5>\n<p align=\"center\"><img decoding=\"async\" style=\"margin: 10px 0px 0px 20px;\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/CT_X-Ray_Ball_crack.jpg\" \/><\/p>\n<p align=\"justify\"><font size=\"4\">\u60f3\u8981\u77e5\u9053BGA\u932b\u7403\u662f\u5426\u6709\u7834\u88c2\uff0c\u5efa\u8b70\u5148\u4f7f\u7528\u975e\u7834\u58de\u6027\u7684\u65b9\u6cd5\u4f86\u6aa2\u67e5\uff0c\u6700\u5f8c\u624d\u662f\u7d05\u58a8\u6c34\u8207\u5207\u7247\u7b49\u7834\u58de\u6027\u5be6\u9a57\u78ba\u8a8d\uff0c\u4e00\u822c\u7684\u975e\u7834\u58de\u6027\u6aa2\u67e5\u6709\u300a2D X-ray\u300b\u6700\u597d\u662f\u53ef\u4ee5\u50be\u659c\u89d2\u5ea6\u7684\u6a5f\u53f0\uff0c\u5982\u679c\u4e0d\u884c\u5c31\u624b\u52d5\u8abf\u89d2\u5ea6\u5427\uff01\u6700\u597d\u662f\u4f7f\u7528\u300a3D X-Ray CT\u300b\u6383\u63cf\uff0c\u4f46\u662fCT\u7684\u901f\u5ea6\u5f88\u6162\uff0c\u6240\u4ee5\u8981\u5148\u78ba\u8a8d\u662f\u90a3\u5e7e\u9846\u932b\u7403\u624d\u80fd\u7d50\u7701\u6642\u9593\u3002\u53e6\u5916\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5149\u7e96\u6aa2\u67e5\uff0c\u4f46\u5149\u7e96\u4e00\u822c\u53ea\u80fd\u770b\u5230\u6700\u5916\u570d\u7b2c\u4e00\u6392\u53ca\u7b2c\u4e8c\u6392\uff0c\u5982\u679c\u65c1\u908a\u6709\u5176\u4ed6\u96f6\u4ef6\u963b\u64cb\uff0c\u6548\u679c\u5176\u5be6\u6709\u9650\uff5e\u4f46\u7e3d\u6bd4\u6c92\u6709\u597d\uff01<\/font><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2010\/08\/bga-solder-skip-identification\/\"><font size=\"4\">\u5982\u4f55\u4f7f\u7528X-Ray\u4f86\u5224\u65b7BGA\u6709\u5426\u7a7a\u710a\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/10\/x-ray-bga-soldering-fail\/\"><font size=\"4\">\u75282D\u7684X-Ray\u5be6\u4f8b\u6f14\u7df4\u6aa2\u67e5BGA\u7a7a\u710a\u554f\u984c<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2016\/06\/3d-x-ray-ct\/\"><font size=\"4\">\u30103D X-Ray CT\u3011\u975e\u7834\u58de\u6027\u7acb\u9ad4\u65b7\u5c64\u6383\u63cf\u5206\u6790PCBA\u4e0d\u826f<\/font><\/a><\/li>\n<\/ul>\n<h5 align=\"justify\"><font color=\"#9b00d3\" size=\"5\"><strong>\u5982\u4f55\u5206\u6790\u710a\u932b\u7834\u88c2\uff1f\u7d05\u58a8\u6c34(red dye)\u3001\u5143\u7d20\u5206\u6790(EDX)\u3001\u5207\u7247(cross-section)\u3001\u986f\u5fae\u7167\u76f8(SEM)\u3001\u4ecb\u91d1\u5c6c\u5171\u5316\u7269(IMC)<\/strong><\/font><\/h5>\n<p align=\"center\"><img decoding=\"async\" style=\"margin: 10px 0px 0px 20px;\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/where_IMC_grow.png\" \/><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/04\/bga-cross-section-quality\/\"><font size=\"4\">BGA\u5207\u7247\u5f8c\u5982\u4f55\u5224\u65b7\u710a\u63a5\u54c1\u8cea<\/font><\/a><\/li>\n<li><font size=\"4\"><a href=\"\/\/m.letratesoro.com\/2012\/01\/penetration-accept-criteria\/\"><font size=\"4\">\u7d05\u58a8\u6c34\u67d3\u7d05\u6e2c\u8a66\u5206\u6790(Dye Test)\u7684\u5141\u6536\u6a19\u6e96<\/font><\/a><\/font><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2016\/11\/red-dye-bga-crack\/\"><font size=\"4\">\u5982\u4f55\u5f9e\u7d05\u58a8\u6c34\u6e2c\u8a66\u4e2d\u5224\u65b7BGA\u958b\u88c2\u7684\u4e0d\u826f\u539f\u56e0<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2017\/06\/bga-red-dye\/\"><font size=\"4\">BGA\u932b\u7403\u65b7\u88c2(crack)\u7684\u7d05\u58a8\u6c34\u6e2c\u8a66\u5224\u65b7\u8207\u73fe\u8c61\u5206\u6790<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2017\/06\/lab-bga-red-dye\/\"><font size=\"4\">\u5982\u4f55\u770b\u61c2\u5be6\u9a57\u5ba4\u7684BGA\u7d05\u58a8\u6c34\u6e2c\u8a66\u5831\u544a\u6e2c\u8a66\u5831\u544a\u7684\u6df1\u5c64\u610f\u7fa9<\/font><\/a><\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/2016\/10\/imc-broken\/\"><font size=\"4\">\u70ba\u4ec0\u9ebcIMC\u5df2\u7d93\u5f62\u6210\u6709\u6548\u710a\u63a5\u4f46\u96f6\u4ef6\u6389\u843d\u9084\u662f\u767c\u751fIMC\u5c64\u65b7\u88c2\u4e4b\u89c0\u5ff5\u6f84\u6e05<\/font><\/a><\/div>\n<\/li>\n<\/ul>\n<h5><font color=\"#9b00d3\" size=\"5\"><strong>BGA\u932b\u88c2\u7684\u53ef\u80fd\u89e3\u6c7a\u5c0d\u7b56\uff1a<\/strong><\/font><\/h5>\n<p align=\"center\"><img decoding=\"async\" style=\"margin: 10px 0px 0px 15px;\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/SMD_NSMD-pad-via.png\" \/><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/08\/bga-increase-solder-paste-volume\/\"><font size=\"4\">\u589e\u52a0\u932b\u818f\u91cf\u53ef\u4ee5\u6539\u5584BGA\u710a\u63a5\u4e0d\u826f\uff1f<\/font><\/a><\/li>\n<li><font size=\"4\"><a href=\"\/\/m.letratesoro.com\/2011\/04\/bga-csp-underfill\/\"><font size=\"4\">Underfill(\u5e95\u90e8\u586b\u5145\u5291)\u7684\u76ee\u7684\u8207\u64cd\u4f5c\u7a0b\u5e8f<\/font><\/a><\/font><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2015\/07\/bga-design-prevent-crack\/\"><font size=\"4\">\u5982\u4f55\u5f9e\u8a2d\u8a08\u7aef\u5f37\u5316BGA\u4ee5\u9632\u6b62\u5176\u710a\u9ede\u958b\u88c2\uff1f<\/font><\/a><\/li>\n<li><font size=\"4\"><a href=\"\/\/m.letratesoro.com\/2019\/11\/smdnsmd\/\">SMD\u548cNSMD\u710a\u588a\u8a2d\u8a08\u7684\u5340\u5225\u3001\u512a\u7f3a\u9ede\u8207\u4f7f\u7528\u6642\u6a5f\u5efa\u8b70<\/a><\/font><\/li>\n<li>\n<div align=\"justify\"><font size=\"4\"><a href=\"\/\/m.letratesoro.com\/2018\/10\/shear-pull-bga-ball\/\"><font size=\"4\">\u5be6\u9a57\u6bd4\u8f03SMD\u8207NSMD\u710a\u588a\u8a2d\u8a08\u63a8\u7403\u53ca\u62c9\u529b\u6e2c\u8a66\u5c0dBGA\u932b\u88c2\u7684\u5f71\u97ff<\/font><\/a><\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\"><font size=\"4\"><a href=\"\/\/m.letratesoro.com\/2018\/09\/smd_nsmd\/\"><font size=\"4\">\u70ba\u4e86\u5c0d\u6297\u932b\u7403\u88c2\u958b\uff0cBGA\u710a\u588a\u61c9\u8a72\u8a2d\u8a08\u6210SMD\u6216NSMD\uff1fSMD\u8207NSMD\u7684\u512a\u7f3a\u9ede<\/font><\/a><\/font><\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/2014\/10\/bga-pad-design\/\"><font size=\"4\">\u5982\u4f55\u8a2d\u8a08\u52a0\u5f37\u7522\u54c1\u7684BGA\u710a\u588a\u5f37\u5ea6\u4ee5\u9632\u6b62BGA\u958b\u88c2\uff08SMD\u8207NSMD\u710a\u588a\u8a2d\u8a08\u7684\u5dee\u7570\u8207\u512a\u7f3a\u9ede\uff09<\/font><\/a><\/div>\n<\/li>\n<\/ul>\n<h5><font color=\"#9b00d3\" size=\"5\"><strong>\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d\uff1a<\/strong><\/font><\/h5>\n<p align=\"center\"><img decoding=\"async\" style=\"margin: 10px 0px 0px 15px;\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/%E6%87%89%E5%8A%9B%E9%AB%98%E6%96%BC%E7%B5%90%E5%90%88%E5%8A%9B.png\" \/><\/p>\n<ul>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6831\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(1)\uff1f\u932b\u88c2\u53ea\u662f\u61c9\u529b\u5927\u65bc\u7d50\u5408\u529b\u4e4b\u5fc5\u7136\u7d50\u679c<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6834\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(2)\uff1fPCA\u7684\u7d50\u5408\u529b\u5305\u542b\u6709\u54ea\u4e9b\uff1f<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6837\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(3)\uff1fIMC\u662f\u826f\u597d\u710a\u932b\u7d50\u679c\u7684\u5fc5\u8981\u4e4b\u60e1<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6841\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(4)\uff1fPCB\u8868\u9762\u8655\u7406\u6539\u7528\u300c\u9285\u300d\u57fa\u5730<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6845\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(5)\uff1f\u589e\u52a0\u710a\u932b\u7684\u63a5\u89f8\u9762\u7a4d\u4ee5\u589e\u52a0\u710a\u932b\u5f37\u5ea6<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6858\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(6)\uff1f\u5de5\u4f5c\u718a\u500b\u4eba\u7d66BGA\u710a\u588a\u8a2d\u8a08\u7684\u5efa\u8b70<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6861\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(7)\uff1f\u9285\u7b94\u710a\u588a\u8207PCB\u677f\u6750\u9593\u7684\u7d50\u5408\u529b(bonding-force)<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6870\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(8)\uff1f\u589e\u52a0PCB\u7684\u525b\u6027(stiffness)\u4f86\u62b5\u6297\u61c9\u529b\u907f\u514d\u677f\u5f4e\u7684\u5f71\u97ff<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6876\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(9)\uff1f\u589e\u52a0\u96f6\u4ef6\u5c0d\u61c9\u529b\u7684\u62b5\u6297\u80fd\u529b<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/2018\/05\/solder-crack-study-10\/\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216BGA\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(10)\uff1f\u900f\u904e\u6a5f\u69cb\u8a2d\u8a08\u964d\u4f4e\u61c9\u529b\u5c0d\u96fb\u8def\u677f\u8b8a\u5f62\u4e4b\u5f71\u97ff<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6888\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(11)\uff1f\u61c9\u529b\u662f\u9020\u6210BGA\u710a\u932b\u7834\u88c2\u7684\u6700\u5927\u5147\u624b<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6895\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(12)\uff1f\u88fd\u9020\u5de5\u5ee0\u4e2d\u53ef\u80fd\u51fa\u73fe\u8f03\u5927\u61c9\u529b\u7684\u88fd\u7a0b<\/font><\/a><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><a href=\"\/\/m.letratesoro.com\/?p=6898\"><font size=\"4\">\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d(13)\uff1f\u61c9\u529b\u4f86\u6e90\u7684\u6700\u5927\u6311\u6230\uff1a\u4f7f\u7528\u74b0\u5883<\/font><\/a><\/div>\n<\/li>\n<\/ul>\n<h5><font color=\"#9b00d3\" size=\"5\"><strong>YouTube\u5f71\u7247\uff1a\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u6216\u932b\u88c2\u4e00\u5b9a\u662fSMT\u88fd\u7a0b\u554f\u984c\u8ff7\u601d\uff1a<\/strong><\/font><\/h5>\n<p align=\"center\"><iframe loading=\"lazy\" title=\"YouTube video player\" height=\"326\" allowfullscreen=\"allowfullscreen\" src=\"https:\/\/www.youtube.com\/embed\/86kZikEaaxk\" frameborder=\"0\" width=\"580\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"><\/iframe> <font size=\"4\">BGA\u767c\u751f\u932b\u88c2\u4e00\u5b9a\u662f\u710a\u932b\u554f\u984c\u55ce\uff1f\u932b\u88c2\u539f\u56e0\u8207\u89e3\u6c7a\u65b9\u6cd5\u63a2\u8a0e<\/font><\/p>\n<p align=\"center\"><iframe loading=\"lazy\" title=\"YouTube video player\" height=\"326\" allowfullscreen=\"allowfullscreen\" src=\"https:\/\/www.youtube.com\/embed\/Xz6fT4g4gMw\" frameborder=\"0\" width=\"580\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"><\/iframe> <font size=\"4\">BGA\u932b\u88c2\u4e00\u5b9a\u662f\u710a\u932b\u554f\u984c\u55ce(II)\uff1fPCBA\u5305\u542b\u6709\u90a3\u4e9b\u7d50\u5408\u529b<\/font><\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5de5\u4f5c\u718a\u7684\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0cBGA\u710a\u932b\u7834\u88c2\u662f\u6700\u50b7\u8166\u7b4b\uff0c &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,22,3,4],"tags":[47,217,157],"aioseo_notices":[],"views":10416,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/8669"}],"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=8669"}],"version-history":[{"count":10,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/8669\/revisions"}],"predecessor-version":[{"id":10749,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/8669\/revisions\/10749"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=8669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=8669"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=8669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}