{"id":1616,"date":"2012-01-09T07:48:00","date_gmt":"2012-01-08T23:48:00","guid":{"rendered":"\/\/m.letratesoro.com\/2012\/01\/%e5%b0%81%e8%a3%9d%e6%bf%95%e6%95%8f%e9%9b%b6%e4%bb%b6%e7%83%98%e7%83%a4%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e6%95%b4%e7%90%86\/"},"modified":"2023-08-03T11:45:53","modified_gmt":"2023-08-03T03:45:53","slug":"msl-qa","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/","title":{"rendered":"\u5c01\u88dd\u6fd5\u654f\u96f6\u4ef6(MSD)\u70d8\u70e4(curing)\u5e38\u898b\u554f\u984c\u6574\u7406"},"content":{"rendered":"<p align=\"justify\"><font size=\"4\"><img decoding=\"async\" title=\"\u5c01\u88dd\u6fd5\u654f\u96f6\u4ef6\u70d8\u70e4\u5e38\u898b\u554f\u984c\u6574\u7406\" alt=\"\u5c01\u88dd\u6fd5\u654f\u96f6\u4ef6\u70d8\u70e4\u5e38\u898b\u554f\u984c\u6574\u7406\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/electronics-3587_580.jpg\" \/>\u5728\u5de5\u4f5c\u718a\u7684\u90e8\u843d\u683c\u6587\u7ae0\u88e1\u6709\u5e7e\u500b\u7d93\u5e38\u88ab\u7db2\u53cb\u5011\u8a62\u554f\u7684\u71b1\u9580\u554f\u984c\uff0c\u5176\u4e2d\u4e00\u500b\u662f\u300c\u70ba\u4ec0\u9ebc\u6709\u4e9bSMD\u96f6\u4ef6\u9700\u8981\u70d8\u70e4\uff1f\u300d\u3001\u300c\u6fd5\u654f\u7b49\u7d1a(MSL)\u662f\u4ec0\u9ebc\uff1f\u300d\u8207\u300c\u96f6\u4ef6\u70d8\u70e4\u300d\u76f8\u95dc\u7684\u554f\u984c\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5176\u5be6\u95dc\u65bc<a title=\"\u4f55\u8b02\u6fd5\u654f\u96f6\u4ef6(Moisture Sensitive Devices)\uff1f\" href=\"\/\/m.letratesoro.com\/2016\/03\/moisture-sensitive-devices\/\" rel=\"noopener\" target=\"_blank\">\u6fd5\u654f\u96f6\u4ef6(Moisture Sensitive Devices)<\/a>\u70d8\u70e4\u7684\u6587\u7ae0\u5de5\u4f5c\u718a\u4e5f\u5beb\u4e86\u4e0d\u4e0b\u4e09\u7bc7\u7684\u6587\u7ae0\u4e86\uff0c\u4e5f\u8a31\u662f\u6587\u7b46\u4e0d\u5920\u597d\uff0c\u89e3\u91cb\u7684\u4e0d\u5920\u6e05\u695a\uff0c\u4e5f\u6216\u8a31\u662f\u6587\u7ae0\u592a\u904e\u7247\u6bb5\u4e86\uff0c\u7121\u6cd5\u8b93\u8b80\u8005\u660e\u77ad\u6fd5\u654f\u96f6\u4ef6\u70d8\u70e4\u7684\u5167\u5bb9\uff0c\u6240\u4ee5\u5de5\u4f5c\u718a\u7279\u5225\u6574\u7406\u4e86\u4e00\u4e9b\u7db2\u53cb\u5011\u5e38\u554f\u5230\u7684\u4e00\u4e9b\u95dc\u65bc\u9019\u65b9\u9762\u7684\u554f\u984c\u4e26\u8a66\u8457\u56de\u7b54\u5982\u4e0b\uff1a<\/font><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A01\"><font size=\"4\">\u96f6\u4ef6\u91cd\u65b0\u70d8\u70e4\u7684\u76ee\u7684\u662f\u4ec0\u9ebc\uff1f<\/font><\/a><\/li>\n<li><font size=\"4\"><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A02\">\u54ea\u4e9b\u96f6\u4ef6\u9700\u8981\u91cd\u65b0\u70d8\u70e4\uff1fPCB\u4e5f\u9700\u8981\u70d8\u70e4\u55ce?<\/a><\/font><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A03\"><font size=\"4\">\u9700\u8981\u70d8\u70e4\u591a\u4e45\u7684\u6642\u9593\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A04\"><font size=\"4\">\u6372\u5e36\u5305\u88dd(reel)\u662f\u5426\u53ef\u4ee5\u653e\u9032\u70e4\u7bb1\u70d8\u70e4\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A05\"><font size=\"4\">\u70ba\u4f55\u6709\u5ee0\u5546\u5ba3\u7a31\u5176\u4f4e\u6fd5\u4e7e\u71e5\u7bb1\u53ef\u4ee5\u9632\u6b62\u6fd5\u654f\u96f6\u4ef6\u7684\u6f6e\u5bb3\u5f71\u97ff\uff0c\u5176\u4f5c\u7528\u4f55\u5728\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A06\"><font size=\"4\">\u4e7e\u71e5\u5291\u53ef\u5426\u91cd\u8907\u4f7f\u7528\uff1f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2012\/01\/msl-qa\/#A07\"><font size=\"4\">\u96f6\u4ef6\u662f\u5426\u53ef\u4ee5\u91cd\u8907\u70d8\u70e4\uff1f\u662f\u4e0d\u662f\u70d8\u70e4\u5f97\u8d8a\u4e45\u8d8a\u597d\uff1f\u6709\u6c92\u6709\u70d8\u70e4\u9650\u5236\uff1f<\/font><\/a><\/li>\n<\/ul>\n<p><!--more--><\/p>\n<hr \/>\n<p><a name=\"A01\"><\/a>    <\/p>\n<h4>\n<p><font color=\"#9b00d3\" size=\"5\">1. \u96f6\u4ef6\u91cd\u65b0\u70d8\u70e4\u7684\u76ee\u7684\uff1f<\/font><\/p>\n<\/h4>\n<blockquote>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u9996\u5148\u61c9\u8a72\u8981\u5148\u77ad\u89e3\u6fd5\u6c23\u6703\u5c0d\u90a3\u4e9b\u96fb\u5b50\u96f6\u4ef6\u9020\u6210\u50b7\u5bb3\uff1f\u5c31\u5de5\u4f5c\u718a\u7684\u77ad\u89e3\u300c\u6fd5\u6c23\u300d\u6703\u5c0e\u81f4\u96f6\u4ef6\u7684\u710a\u8173\u7522\u751f\u6c27\u5316\uff0c\u9020\u6210\u710a\u932b\u6027\u4e0d\u826f\u7684\u5f8c\u679c\uff1b\u53e6\u5916\uff0c\u6fd5\u6c23\u5982\u679c\u9032\u5165\u5c01\u88dd\u96f6\u4ef6\u7684\u5167\u90e8\uff0c\u5982IC\u5c01\u88dd\u96f6\u4ef6\uff0c\u7576\u9019\u4e9b\u96f6\u4ef6\u7d93\u904e\u6025\u901f\u52a0\u71b1\u7684\u904e\u7a0b\u6642\uff0c\u5982\u56de\u710a(Reflow)\uff0c\u5176\u5167\u90e8\u7684\u6fd5\u6c23\u6c34\u5206\u5b50\u6703\u56e0\u70ba\u52a0\u71b1\u8d85\u904e\u6c23\u5316\u6eab\u5ea6\u800c\u5feb\u901f\u81a8\u8139\u5176\u9ad4\u7a4d\uff0c\u9019\u6642\u5019\u5982\u679c\u6fd5\u6c23\u7121\u6cd5\u6709\u6548\u7684\u9038\u51fa\u5c01\u88dd\u96f6\u4ef6\u7684\u5167\u90e8\uff0c\u5c31\u6703\u56e0\u70ba\u6c34\u5206\u5b50\u9ad4\u7a4d\u7684\u81a8\u8139\u800c\u5f9e\u96f6\u4ef6\u7684\u5167\u90e8\u5c07\u5176\u6490\u958b\u4e26\u9020\u6210\u5206\u5c64(de-lamination)\uff0c\u751a\u81f3\u5f9e\u96f6\u4ef6\u7684\u5167\u90e8\u7206\u958b\u5f62\u6210<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 effect)<\/a>\u2026\u7b49\u5f8c\u679c\u3002<\/font><\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5982\u679c\u96f6\u4ef6\u7684\u710a\u8173\u5df2\u7d93\u6c27\u5316\uff0c\u57fa\u672c\u4e0a\u662f\u7121\u6cd5\u7d93\u7531\u91cd\u65b0\u70d8\u70e4\u4f7f\u5df2\u7d93\u6c27\u5316\u7684\u710a\u8173\u6062\u5fa9\u5230\u6c92\u6709\u6c27\u5316\u524d\u7684\u72c0\u614b\uff0c\u6216\u8a31\u53ef\u4ee5\u9760\u96fb\u934d\u7684\u65b9\u6cd5\u91cd\u65b0\u8655\u7406\u3002\u6240\u4ee5<span class=\"UNDER2\">\u70d8\u70e4\u7684\u6700\u4e3b\u8981\u76ee\u7684\u50c5\u5728\u53bb\u9664\u5c01\u88dd\u96f6\u4ef6\u5167\u90e8\u7684\u6fd5\u6c23<\/span>\uff0c\u4ee5\u907f\u514d\u96f6\u4ef6\u6d41\u7d93<a href=\"\/\/m.letratesoro.com\/2010\/07\/reflow-profile\/\" rel=\"noopener\" target=\"_blank\">\u56de\u6d41\u710a(reflow)<\/a>\u6642\u7522\u751f\u5206\u5c64\u6216<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<\/a>\u7684\u554f\u984c\uff0c\u800c\u7121\u6cd5\u53bb\u9664\u6c27\u5316\u3002<\/font><\/p>\n<\/blockquote>\n<p><a name=\"A02\"><\/a><\/p>\n<h4>\n<p><font color=\"#9b00d3\" size=\"5\">2. \u54ea\u4e9b\u96f6\u4ef6\u9700\u8981\u91cd\u65b0\u70d8\u70e4\uff1fPCB\u4e5f\u9700\u8981\u70d8\u70e4\u55ce?<\/font><\/p>\n<\/h4>\n<blockquote>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5c31\u5982\u540c\u524d\u8ff0\uff0c\u70d8\u70e4\u7684\u4e3b\u8981\u76ee\u7684\u5728\u53bb\u9664\u96f6\u4ef6\u5167\u90e8\u7684\u6fd5\u6c23\uff0c\u4ee5\u907f\u514d\u96f6\u4ef6\u7d93\u904e\u56de\u6d41\u710a(reflow)\u6642\u7522\u751f\u5206\u5c64\u6216\u7206\u7c73\u82b1\u7684\u554f\u984c\u3002\u6240\u4ee5\u539f\u5247\u4e0a\u53ea\u8981\u662f\u63a1\u7528\u5c01\u88dd\u7684\u96f6\u4ef6\uff08\u4e00\u822c\u6cdb\u6307IC\u96f6\u4ef6\uff09\uff0c\u7279\u5225\u662f\u9700\u8981\u901a\u904e\u56de\u6d41\u710a(reflow)\u7684\u5c01\u88dd\u96f6\u4ef6\uff0c\u53ea\u8981\u6709\u53d7\u6f6e\u7684\u7591\u616e\uff0c\u90fd\u61c9\u8a72\u91cd\u65b0\u70d8\u70e4\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u70ba\u4f55\u5c01\u88ddIC\u96f6\u4ef6\u5bb9\u6613\u6709\u6c34\u6c23\u4fb5\u5165\uff1f\u9019\u662f\u56e0\u70baIC\u7684\u5c01\u88dd\u5e7e\u4e4e\u90fd\u63a1\u7528\u4e0a\u4e0b\u6a21\u5c01\u81a0(molding)\u6210\u578b\u88fd\u7a0b\uff0c\u5728\u4e0a\u4e0b\u6a21\u5177\u5408\u6a21\u63a5\u89f8\u7684\u5730\u65b9\u6703\u51fa\u73fe\u5408\u6a21\u7dda(parting line)\uff0c\u5bb9\u6613\u7522\u751f\u7e2b\u9699\uff0c\u800c\u4e14\u9084\u6709\u96f6\u4ef6\u5f15\u8173\u9700\u8981\u4f38\u51fa\u96f6\u4ef6\u672c\u9ad4\uff0c\u71b1\u6f32\u51b7\u7e2e\u5f8c\u5c31\u66f4\u5bb9\u6613\u7522\u751f\u7e2b\u9699\uff0c\u6c34\u6c23\u4e5f\u5c31\u5bb9\u6613\u5f9e\u7e2b\u9699\u8655\u4fb5\u5165IC\u672c\u9ad4\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"3\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font size=\"4\">\u81f3\u65bc<a title=\"\u710a\u63a5\u539f\u7406\u8207\u624b\u52d5\u96fb\u70d9\u9435\u710a\u63a5\u6280\u5de7\u89e3\u8aaa\u3001\u624b\u710a\u5f8c\u5fa9(touch-up)\" href=\"\/\/m.letratesoro.com\/2018\/11\/soldering-skill\/\" rel=\"noopener\" target=\"_blank\">\u624b\u710a<\/a><strong><font color=\"#0000ff\">\u96f6\u4ef6<\/font><\/strong>\u6216\u662f\u7d93\u904e<a title=\"\u4f55\u8b02\u300c\u6ce2\u5cf0\u710a(wave soldering)\u300d\uff1f\u6ce2\u710a\u88fd\u7a0b\u6280\u8853\u4ecb\u7d39\" href=\"\/\/m.letratesoro.com\/2013\/04\/wave-soldering\/\" rel=\"noopener\" target=\"_blank\">\u6ce2\u5cf0\u710a(wave soldering)<\/a>\u7684\u5c01\u88dd\u96f6\u4ef6\u5982\u679c\u53d7\u6f6e\u662f\u5426\u4e5f\u9700\u8981\u70d8\u70e4\uff1f\u5728J-STD-033B\u6587\u4ef6\u4e2d\u4e26\u6c92\u6709\u660e\u78ba\u898f\u5b9a\uff0c\u96d6\u7136\u624b\u710a\u53ca\u6ce2\u5cf0\u710a\u4f5c\u696d\u6bd4\u8d77\u56de\u6d41\u710a\u52a0\u8af8\u5728\u96f6\u4ef6\u672c\u9ad4\u7684\u6eab\u5ea6\u4f4e\u4e86\u5f88\u591a\uff0c\u4f46\u5982\u679c\u6642\u9593\u4e0a\u5141\u8a31\u7684\u8a71\uff0c\u500b\u4eba\u9084\u662f\u5efa\u8b70\u61c9\u8a72\u8981\u6bd4\u7167J-STD-033B\u4f86\u70d8\u70e4\u53d7\u6f6e\u7684\u5c01\u88dd\u96f6\u4ef6\u624d\u6bd4\u8f03\u59a5\u7576\uff0c\u7562\u7adf\u5176\u4f5c\u696d\u6642\u7684\u6eab\u5ea6\u9084\u662f\u9060\u9060\u8d85\u904e\u6c34\u7684\u6cb8\u9ede\uff0c\u9084\u662f\u6709\u9020\u6210\u96f6\u4ef6\u5206\u5c64\u7684\u6a5f\u6703\u3002<\/font> <\/font><\/p>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u70ba\u4ec0\u9ebc\u7d93\u5e38\u807d\u5230\u904e\u671fPCB\u4e5f\u9700\u8981\u70d8\u70e4\uff1f<\/strong><\/font><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u9019\u662f\u56e0\u70baPCB\u662f\u7d93\u7531\u591a\u5c64CCL(Copper Clad Laminate\uff0c\u9285\u7b94\u57fa\u672c)\u8207PP(Prepreg\uff0c\u81a0\u7247)\u58d3\u5408\u81a0\u9ecf\u800c\u6210\u7684\u7522\u54c1\uff0c\u904e\u671fPCB\u4e5f\u6975\u6709\u6a5f\u6703\u5438\u6536\u904e\u591a\u6fd5\u6c23\uff0c\u7576\u5438\u6fd5\u7684PCB\u6d41\u7d93reflow\u9ad8\u6eab\u6642\uff0c\u4e5f\u6703\u5982\u540c\u524d\u8ff0\uff0c\u6c34\u5206\u5b50\u6703\u6025\u901f\u81a8\u8139\u800c\u6975\u6709\u6a5f\u6703\u5c07PCB\u6490\u7206\uff0c\u9020\u6210\u7206\u677f\u3001\u5206\u5c64\u6216PCB\u5167\u90e8\u7dda\u8def\u53d7\u640d\u7b49\u554f\u984c\u3002\u6240\u4ee5\uff0cPCB\u6700\u597d\u4e5f\u8981\u505a\u6fd5\u654f\u7ba1\u63a7\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u76f8\u95dc\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font>       <br \/><a href=\"\/\/m.letratesoro.com\/2016\/03\/moisture-sensitive-devices\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4f55\u8b02\u6fd5\u654f\u96f6\u4ef6(Moisture Sensitive Devices)\uff1f<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2010\/08\/msl-moisture-sensitivity-level-question-list\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4f55\u7a2e\u96f6\u4ef6\u9700\u8981\u57f7\u884cMSL(\u6fd5\u654f\u7b49\u7d1a)\u5206\u985e\u8207\u7ba1\u63a7\uff1f<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2019\/09\/overdue-pcb\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4f7f\u7528\u904e\u4fdd\u5b58\u671f\u9650\u7684PCB\u6703\u6709\u4f55\u98a8\u96aa\uff1f\u70d8\u70e4\u5c31\u53ef\u4ee5\u4e86\u55ce\uff1f<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2019\/05\/pcb-packing\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">PCB\u70d8\u70e4\u7684\u8ff7\u601d\uff1aPCB\u4e0a\u7dda\u524d\u70d8\u70e4\u53ef\u4ee5\u589e\u52a0\u710a\u932b\u6027\u55ce\uff1f<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2019\/06\/pcb-bake\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">PCB\u5982\u4f55\u70d8\u70e4\uff1f\u70d8\u70e4\u689d\u4ef6\u8207\u65b9\u6cd5\uff0c\u70ba\u4ec0\u9ebc\u904e\u671f\u7684PCB\u8981\u5148\u70d8\u70e4\u624d\u80fd\u6253SMT\u6216\u904e\u56de\u710a\u7210\uff1f<\/font><\/a><\/p>\n<\/blockquote>\n<p><a name=\"A03\"><\/a><\/p>\n<h4 style=\"font-size: 16px;\">\n<p><font color=\"#9b00d3\" size=\"5\">3. \u9700\u8981\u70d8\u70e4\u591a\u4e45\u7684\u6642\u9593\uff1f<\/font><\/p>\n<\/h4>\n<blockquote>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5c01\u88dd\u96f6\u4ef6\u70d8\u70e4\u7684\u6642\u9593\u53ef\u4ee5\u53c3\u8003J-STD-033B\u7b2c\u56db\u7ae0\u7bc0\u7684\u4e7e\u71e5\u689d\u6b3e\uff0c\u4ee5\u53ca\u8868\u683c4-1\u30014-2\u30014-3\u4f86\u57f7\u884c\u70d8\u70e4\u7684\u6642\u9593\u8207\u6eab\u5ea6\u63a7\u5236\u3002\uff08\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font><a href=\"\/\/m.letratesoro.com\/2011\/12\/j-std-033b-ch4-dry\/\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">JEDEC J-STD-033B\u7b2c\u56db\u7ae0\u7bc0-\u4e7e\u71e5(\u4e2d\u6587\u7ffb\u8b6f)<\/font><\/a><\/font>\uff09<\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u8868\u683c4-1\u5217\u51fa\u5728\u4f7f\u7528\u8005\u7aef\u7684SMD\u5c01\u88dd\u5143\u4ef6\u8d85\u51fa\u8eca\u9593\u58fd\u547d\u6216\u767c\u751f\u5176\u4ed6\u8d85\u51fa\u6fd5\u6c23\u66b4\u9732\u6642\u9593\u60c5\u6cc1\u4e0b\u91cd\u65b0\u70d8\u70e4\u7684\u689d\u4ef6\u3002<\/font><\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u683c4-2\u5217\u51fa\u4f9b\u61c9\u5546\u6216\u6279\u767c\u5546\u5728\u4e7e\u71e5\u5305\u88dd\u4ee5\u524d\u7684\u70d8\u70e4\u689d\u4ef6\uff0c\u4ee5\u53ca\u6240\u5141\u8a31\u7684\u6700\u5927\u88fd\u9020\u5ee0\u66b4\u9732\u6642\u9593(MET)\u3002<\/font><\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u8868\u683c4-3\u6839\u64da4.1\u689d\u6b3e\u6b78\u7d0d\u5728\u4f7f\u7528\u8005\u7aef\u91cd\u8a08\u6216\u66ab\u505c\u8eca\u9593\u58fd\u547d\u8a08\u6642\u7684\u689d\u4ef6 \u3002<\/font><\/p>\n<\/blockquote>\n<p><a name=\"A04\"><\/a><\/p>\n<h4 style=\"font-size: 16px;\">\n<p><font color=\"#9b00d3\" size=\"5\">4. \u6372\u5e36\u5305\u88dd(reel)\u662f\u5426\u53ef\u4ee5\u653e\u9032\u70e4\u7bb1\u70d8\u70e4\uff1f<\/font><\/p>\n<\/h4>\n<blockquote>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6839\u64daJ-STD-033B\u7ae0\u7bc04.2.1\u53ca4.2.2\u7684\u898f\u5b9a\uff0c\u4e00\u822c\u7684\u6fd5\u654f\u96f6\u4ef6\u7684\u5305\u88dd\u90fd\u5fc5\u9808\u6a19\u793a\u5176\u5305\u88dd\u662f\u5426\u70ba\u53ef\u4ee5\u627f\u53d7125\u2103\u7684\u9ad8\u6eab\u70d8\u70e4\uff0c\u6216\u662f\u7121\u6cd5\u627f\u53d7\u8d85\u904e40\u2103\u7684\u4f4e\u6eab\u5305\u88dd\u3002\u4e00\u822c\u5982\u679c\u6c92\u6709\u6a19\u793a\u5c31\u8868\u793a\u53ef\u4ee5\u627f\u53d7125\u2103\u7684\u9ad8\u6eab\u70d8\u70e4\u3002<\/font><\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5982\u679c\u5305\u88dd\u6750\u6599\u70ba\u4f4e\u6eab\u5305\u88dd\uff0c\u70d8\u70e4\u7684\u6642\u5019\u5c31\u5fc5\u9808\u8981\u79fb\u9664\u6240\u6709\u7684\u5305\u88dd\uff0c\u7b49\u70d8\u70e4\u5b8c\u7562\u5f8c\u518d\u91cd\u65b0\u88dd\u56de\u539f\u4f86\u7684\u5305\u88dd\u3002<\/font><\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4e0d\u8ad6\u662f\u9ad8\u6eab\u6216\u4f4e\u6eab\u5305\u88dd\uff0c\u70d8\u70e4\u524d\u90fd\u5fc5\u9808\u628a\u539f\u672c\u7684\u7d19\u985e\u53ca\u5851\u81a0\u5bb9\u5668\uff08\u5982\u7d19\u677f\u3001\u6ce1\u6ce1\u888b\u3001\u5851\u81a0\u5305\u88dd\u2026\u7b49\uff09\u6311\u51fa\u4f86\uff0c\u7ba1\u585e(rubber band)\u53catray\u76e4\u5e36\u5728\u9ad8\u6eab(125\u2103)\u70d8\u70e4\u524d\u4e5f\u5fc5\u9808\u6311\u51fa\u4f86\u3002<\/font><\/p>\n<\/blockquote>\n<p><a name=\"A05\"><\/a><\/p>\n<h4>\n<p><font color=\"#9b00d3\" size=\"5\">5. \u70ba\u4f55\u6709\u5ee0\u5546\u5ba3\u7a31\u5176\u4f4e\u6fd5\u4e7e\u71e5\u7bb1\u53ef\u4ee5\u9632\u6b62\u6fd5\u654f\u96f6\u4ef6\u7684\u6f6e\u5bb3\u5f71\u97ff\uff0c\u5176\u4f5c\u7528\u4f55\u5728\uff1f<\/font><\/p>\n<\/h4>\n<blockquote>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6839\u64daJ-STD-033B\u7ae0\u7bc04.2.1.1\u53ca4.2.1.2\u7684\u8aaa\u660e\uff0c\u6fd5\u654f\u7b49\u7d1a(MSL) 2, 2a, 3 \u7684\u5143\u4ef6\u66dd\u9732\u65bc\u8eca\u9593\u7684\u6642\u9593\u5982\u679c\u5c0f\u65bc12 \u5c0f\u6642\uff0c\u4e14\u653e\u7f6e\u65bc\u226630\u00b0C\/60%RH \u74b0\u5883\u4e0b\uff0c\u53ea\u8981\u5c07\u5176\u653e\u7f6e\u65bc10%RH\u4ee5\u4e0b\u7684\u4e7e\u71e5\u5305\u88dd\u6216\u662f\u4e7e\u71e5\u6ac3\u5167\uff0c\u7d93\u904e5\u500d\u66b4\u9732\u65bc\u5927\u6c23\u7684\u6642\u9593\uff0c\u4e0d\u9700\u7d93\u904e\u70d8\u70e4\u5373\u53ef\u91cd\u8a08\u96f6\u4ef6\u7684\u8eca\u9593\u6642\u9593(Floor life)\u3002<\/font><span style=\"font-size: 16px;\"><\/span><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u53e6\u5916\uff0cMSL 4, 5, 5a \u5143\u4ef6\u66dd\u9732\u65bc\u8eca\u9593\u7684\u6642\u9593\u5982\u679c\u5c0f\u65bc 8 \u5c0f\u6642\uff0c\u4e14\u653e\u7f6e\u65bc \u226630\u00b0C\/60%RH \u74b0\u5883\u4e0b\uff0c\u53ea\u8981\u5c07\u5176\u653e\u7f6e\u65bc5%RH\u4ee5\u4e0b\u7684\u4e7e\u71e5\u5305\u88dd\u6216\u662f\u4e7e\u71e5\u6ac3\u5167\uff0c\u7d93\u904e10\u500d\u66b4\u9732\u65bc\u5927\u6c23\u7684\u6642\u9593\uff0c\u4e0d\u9700\u7d93\u904e\u70d8\u70e4\u5373\u53ef\u91cd\u8a08\u96f6\u4ef6\u7684\u8eca\u9593\u6642\u9593(Floor life)\u3002<\/font><\/p>\n<p align=\"justify\"><span style=\"font-size: 16px;\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6240\u4ee5\uff0c\u624d\u6703\u6709\u5ee0\u5546\u5ba3\u7a31\uff0c\u7576\u6fd5\u654f\u96f6\u4ef6\u958b\u5c01\u5f8c\u672a\u7528\u6642\uff0c\u53ef\u4ee5\u5c07\u4e4b\u653e\u7f6e\u65bc5%RH\u4ee5\u4e0b\u7684\u96fb\u5b50\u4e7e\u71e5\u6ac3\u5167\u4ee5\u66ab\u505c\u6216\u91cd\u8a08\u5176\u8eca\u9593\u6642\u9593\u3002\u4f46\u4e7e\u71e5\u6ac3\u7684\u5b58\u653e\u7a7a\u9593\u7562\u7adf\u6709\u9650\uff0c\u5efa\u8b70\u9084\u662f\u5728\u4f7f\u7528\u524d\u624d\u96f6\u4ef6\u7684\u958b\u555f\u4e7e\u71e5\u5305\u88dd\uff0c\u4ee5\u78ba\u4fdd\u96f6\u4ef6\u4e0d\u6703\u53d7\u6f6e\uff0c\u800c\u4e14\u9084\u8981\u63a7\u5236\u5de5\u5ee0\u8eca\u9593\u7684\u6eab\u6fd5\u5ea6\u226630\u00b0C\/60%RH\u4ee5\u5167\u3002<\/font><\/span><\/p>\n<p align=\"justify\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font size=\"4\">\u5ef6\u4f38\u95b1\u8b80\uff1a          <br \/><\/font><a href=\"\/\/m.letratesoro.com\/2015\/07\/dry-tech\/\"><font size=\"4\">\u4f60\u77e5\u9053\u5982\u4f55\u6b63\u78ba\u4f7f\u7528\u3010\u96fb\u5b50\u9632\u6f6e\u4e7e\u71e5\u7bb1\u3011\u55ce\uff1f<\/font><\/a>         <br \/><a href=\"\/\/m.letratesoro.com\/2015\/08\/dry_de-humidity\/\"><font size=\"4\">\u9632\u6f6e\u8207\u9664\u6fd5\u6709\u4f55\u4e0d\u540c\uff1f\u6bd4\u8f03\u9632\u6f6e\u7bb1\u8207\u9664\u6fd5\u6a5f\u7684\u6548\u679c<\/font><\/a><\/font><\/p>\n<\/blockquote>\n<p><a name=\"A06\"><\/a><\/p>\n<h4>\n<p><font color=\"#9b00d3\"><font size=\"5\">6. \u4e7e\u71e5\u5291\u53ef\u5426\u91cd\u8907\u4f7f\u7528\u55ce\uff1f<\/font><\/font><\/p>\n<\/h4>\n<blockquote>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6839\u64daJ-STD-033B\u7ae0\u7bc04.1.2\u8aaa\u660e\uff0c\u4e7e\u71e5\u5305\u88dd\u5167\u7684\u4e7e\u71e5\u5291\u5982\u679c\u50c5\u66b4\u9732\u65bc30\u00b0C\/60%RH\u689d\u4ef6\u4ee5\u4e0b\u7684\u5de5\u5ee0\u74b0\u5883\u4e2d\uff0c\u800c\u4e14\u6642\u9593\u4e0d\u8d85\u904e30\u5206\u9418\uff0c\u539f\u4f86\u7684\u4e7e\u71e5\u5291\u53ef\u4ee5\u91cd\u65b0\u4f7f\u7528\u3002\u4f46\u524d\u63d0\u662f\u4e7e\u71e5\u5291\u6c92\u6709\u53d7\u6f6e\u4e5f\u6c92\u6709\u7834\u640d\u3002<\/font><\/p>\n<\/blockquote>\n<p><a name=\"A07\"><\/a><\/p>\n<h4>\n<p><font color=\"#9b00d3\"><font size=\"5\">7. \u96f6\u4ef6\u662f\u5426\u53ef\u4ee5\u91cd\u8907\u70d8\u70e4\uff1f\u662f\u4e0d\u662f\u70d8\u70e4\u5f97\u8d8a\u4e45\u8d8a\u597d\uff1f\u6709\u6c92\u6709\u70d8\u70e4\u9650\u5236\uff1f<\/font><\/font><\/p>\n<\/h4>\n<blockquote>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6839\u64daJ-STD-033B\u7ae0\u7bc04.2.7.1\u7684\u8aaa\u660e\uff0c\u96f6\u4ef6\u904e\u5ea6\u70d8\u70e4\u53ef\u80fd\u6703\u5c0e\u81f4\u96f6\u4ef6\u6c27\u5316\u6216\u751f\u6210<a title=\"\u4f55\u8b02IMC (Intermetallic Compound)\uff1fIMC\u8207PCB\u710a\u63a5\u5f37\u5ea6\u6709\u4f55\u95dc\u4fc2\uff1fIMC\u539a\u5ea6\u6709IPC\u6a19\u6e96\uff1f\" href=\"\/\/m.letratesoro.com\/2014\/03\/soldering-strength-imc\/\" rel=\"noopener\" target=\"_blank\">\u5171\u91d1(intermetallic)\u5316\u5408\u7269<\/a>\uff0c\u9032\u800c\u5f71\u97ff\u710a\u63a5\u4ee5\u53ca\u96fb\u8def\u677f\u7d44\u88dd\u7684\u54c1\u8cea\uff0c\u70ba\u4e86\u4fdd\u8b49\u96f6\u4ef6\u7684\u710a\u932b\u6027\uff0c\u6709\u5fc5\u8981\u63a7\u5236\u96f6\u4ef6\u70d8\u70e4\u7684\u7e3d\u6642\u9593\u548c\u6eab\u5ea6\u3002\u9664\u975e\u4f9b\u61c9\u5546\u6709\u7279\u6b8a\u7684\u8aaa\u660e\uff0c\u5426\u5247\u96f6\u4ef6\u572890\u2103\uff5e120\u2103\u7684\u7d2f\u8a08\u70d8\u70e4\u6642\u9593\u4e0d\u53ef\u4ee5\u8d85\u904e96\u500b\u5c0f\u6642\u3002\u5982\u679c\u70d8\u70e4\u6eab\u5ea6\u572890\u2103\u4ee5\u4e0b\uff0c\u5247\u6c92\u6709\u70d8\u70e4\u6642\u9593\u7684\u9650\u5236\u3002\u70d8\u70e4\u6eab\u5ea6\u5982\u679c\u9700\u8981\u9ad8\u65bc125\u2103\uff0c\u5fc5\u9808\u6d3d\u8a62\u4f9b\u61c9\u5546\uff0c\u5426\u5247\u662f\u4e0d\u88ab\u5141\u8a31\u7684\u3002<\/font><\/p>\n<p style=\"font-size: 16px;\" align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u53e6\u5916\uff0cIC\u5c01\u88dd\u7684\u81a0\u9ad4\u6240\u4f7f\u7528\u7684 Compound \u53cd\u8986\u7d93\u904e\u9ad8\u6eab\uff08\u5927\u65bc<a title=\"\u4f55\u8b02\u73bb\u7483\u8f49\u79fb\u6eab\u5ea6(Tg, Glass Transition Temperature)\" href=\"\/\/m.letratesoro.com\/2016\/08\/tg-glass-transition-temperature\/\" rel=\"noopener\" target=\"_blank\">Tg(\u73bb\u7483\u8f49\u5316\u6eab\u5ea6)<\/a>\uff09\u5f8c\uff0c\u5c31\u6703\u9020\u6210\u6750\u6599\u7684\u8b8a\u8cea\u8b8a\u8106\uff0c\u800c\u4e14\u9ad8\u6eab\u7684\u74b0\u5883\u4e0b\u4e5f\u6703\u8b93IC\u5167\u90e8\u539f\u672c\u5f62\u6210\u7684IMC\u52a0\u5feb\u5176\u96fb\u5b50\u9077\u79fb\u7684\u901f\u5ea6\uff0c\u7576IMC\u7684\u5b54\u6d1e\u589e\u52a0\u5f8c\uff0c\u5176\u539f\u5148\u7684 wire bond \u5c31\u5bb9\u6613\u812b\u843d\uff0c\u9020\u6210\u958b\u8def\u7b49\u7684\u54c1\u8cea\u554f\u984c\uff0c\u6240\u4ee5\u70d8\u70e4\u7684\u6642\u9593\u662f\u5426\u8d8a\u4e45\u8d8a\u597d\uff0c\u9084\u883b\u503c\u5f97\u5546\u69b7\uff0c\u81f3\u5c11\u5728\u9ad8\u6eab\u7684\u74b0\u5883\u4e0b\u70d8\u70e4\u5c31\u4e0d\u662f\u70d8\u70e4\u8d8a\u4e45\u8d8a\u597d\u3002<\/font><\/p>\n<\/blockquote>\n<hr \/>\n<p><font size=\"4\">\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font>   <br \/><a href=\"\/\/m.letratesoro.com\/2010\/08\/msl-moisture-sensitivity-level-question-list\/\"><font size=\"4\">\u95dc\u65bcMSL\u5e38\u898b\u7684\u554f\u984c<\/font><\/a>   <br \/><a href=\"\/\/m.letratesoro.com\/2010\/08\/2010\/08\/ipc-jedec-j-std-033-msl-bake-condition\/\"><font size=\"4\">IPC-JEDEC-J-STD-033 \u6fd5\u654f\u96f6\u4ef6\u7684\u70d8\u70e4\u689d\u4ef6<\/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>\u5728\u5de5\u4f5c\u718a\u7684\u90e8\u843d\u683c\u6587\u7ae0\u88e1\u6709\u5e7e\u500b\u7d93\u5e38\u88ab\u7db2\u53cb\u5011\u8a62\u554f\u7684\u71b1 &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[117,16,22],"tags":[54],"aioseo_notices":[],"views":51912,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/1616"}],"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=1616"}],"version-history":[{"count":6,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/1616\/revisions"}],"predecessor-version":[{"id":10796,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/1616\/revisions\/10796"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=1616"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=1616"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=1616"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}