{"id":2514,"date":"2013-04-30T08:27:00","date_gmt":"2013-04-30T00:27:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=2514"},"modified":"2024-02-22T11:36:29","modified_gmt":"2024-02-22T03:36:29","slug":"pcb-finish","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2013\/04\/pcb-finish\/","title":{"rendered":"\u96fb\u8def\u677f\u8868\u9762\u8655\u7406\u7684\u76ee\u7684\uff1f\u6574\u7406\u5e7e\u7a2e\u5e38\u898bPCB finished\u7684\u512a\u7f3a\u9ede"},"content":{"rendered":"<p align=\"center\"><font size=\"3\"><img loading=\"lazy\" decoding=\"async\" title=\"\u6574\u7406\u5e7e\u7a2e\u8f03\u5e38\u898bPCB\u8868\u9762\u8655\u7406\u7684\u512a\u7f3a\u9ede\" style=\"border-width: 0px; margin: 0px 10px 0px 0px; padding-top: 0px; padding-right: 0px; padding-left: 0px; display: inline; background-image: none;\" border=\"0\" alt=\"\u6574\u7406\u5e7e\u7a2e\u8f03\u5e38\u898bPCB\u8868\u9762\u8655\u7406\u7684\u512a\u7f3a\u9ede\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/b7983a451116_13712\/bare_PCB_finished01.jpg\" width=\"404\" height=\"304\" \/><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\uff08\u524d\u8a00\uff1a\u9019\u53ea\u662f\u4e00\u7bc7\u95dc\u65bc\u3010\u96fb\u8def\u677f\u8868\u9762\u8655\u88e1(Finished)\u3011\u7684\u6574\u7406\u6587\uff0c\u5de5\u4f5c\u718a\u500b\u4eba\u50c5\u5f9e\u4e8b\u904e\u96fb\u5b50\u5de5\u5ee0\u5f8c\u6bb5\u7684\u96fb\u8def\u677f\u7d44\u88dd\uff0c\u800c\u672a\u5f9e\u4e8b\u904e\u96fb\u8def\u88f8\u677f\u7684\u751f\u7522\u88fd\u7a0b\uff0c\u6240\u4ee5 \u9019\u4e9b\u898b\u89e3\u7d14\u7cb9\u53ea\u662f\u500b\u4eba\u770b\u6cd5\uff0c\u5982\u679c\u6709\u4e9b\u4e0d\u4e00\u6a23\u7684\u8072\u97f3\u6216\u932f\u8aa4\u7684\u5730\u65b9\u6b61\u8fce\u7559\u8a00\u8a0e\u8ad6\u6216\u6307\u6b63\u3002\uff09<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5148\u7c21\u55ae\u8aaa\u660e\u4e00\u4e0b\u4ec0\u9ebc\u662f\u96fb\u8def\u677f\u7684\u8868\u9762\u8655\u7406\uff0c\u5927\u5bb6\u61c9\u8a72\u90fd\u77e5\u9053PCB\u662f\u7531\u4e00\u5c64\u9285\u7b94\u7dda\u8def+\u4e00\u5c64\u7d55\u7de3\u6750\u6599\u9019\u6a23\u4e00\u5c64\u5c64\u758a\u8d77\u4f86\u7684\uff0c\u5982\u679c\u628a\u9285\u7b94\u76f4\u63a5\u66b4\u9732\u5728\u7a7a\u6c23\u7576\u4e2d\uff0c\u6703\u767c\u751f\u4ec0\u9ebc\u4e8b\uff1f\u6c92\u932f\uff01\u6703\u767c\u751f\u6c27\u5316\u53ca\u8150\u8755\uff0c\u6240\u4ee5\u6211\u5011\u5fc5\u9808\u8981\u91dd\u5c0d\u9285\u7b94\u4f86\u505a\u4e00\u4e9b\u4fdd\u8b77\u4ee5\u9694\u7d55\u9285\u7b94\u8207\u7a7a\u6c23\u7684\u63a5\u89f8\u3002\u90a3\u8981\u600e\u9ebc\u4fdd\u8b77\u5462\uff1f\u4e0d\u77e5\u9053\u5927\u5bb6\u6709\u6c92\u770b\u904e\u9435\u7a97\u9700\u8981\u5237\u6cb9\u6f06\uff0c\u5c0f\u6642\u5019\u6211\u5011\u5bb6\u7684\u9435\u7a97\u6709\u597d\u5e7e\u5e74\u5e7e\u4e4e\u90fd\u662f\u5de5\u4f5c\u718a\u5728\u6f06\uff0c\u9435\u7a97\u5237\u6cb9\u6f06\u7684\u76ee\u7684\u5c31\u662f\u70ba\u4e86\u8981\u9694\u7d55\u9435\u7a97\u8207\u7a7a\u6c23\u63a5\u89f8\u4e26\u6e1b\u7de9\u6c27\u5316\u751f\u93fd\u7684\u901f\u5ea6\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u6240\u4ee5\uff0c\u96fb\u8def\u677f\u8868\u9762\u8655\u7406\uff08PCB Surface Finish\uff09\u7684\u4e3b\u8981\u76ee\u7684\u5728\u4fdd\u8b77\u96fb\u8def\u677f\u8868\u9762\u7684\u9285\u7b94\u5c64\u4e0d\u81f3\u65bc\u8207\u7a7a\u5176\u76f4\u63a5\u63a5\u89f8\u800c\u6c27\u5316\uff0c\u4e26\u8207\u710a\u932b\u76f4\u63a5\u6216\u9593\u63a5\u5f62\u6210\u6709\u6548\u7684\u710a\u63a5\uff0c\u9054\u5230\u96fb\u6c23\u5c0e\u901a\uff0c\u56fa\u5b9a\u96fb\u5b50\u96f6\u4ef6\u4e4b\u76ee\u7684\u3002<\/font><\/p>\n<p align=\"center\"><font color=\"#ff0000\">\uff08\u5c0d\u65bc\u5927\u9678\u90a3\u4e9b\u76dc\u6587\u7db2\u7ad9\uff0c\u8907\u88fd\u8cbc\u4e0a\u672c\u7ad9\u6587\u7ae0\u5f8c\uff0c\u5c45\u7136\u9084\u6539\u6210\u81ea\u5df1\u516c\u53f8\u7684\u540d\u5b57\uff0c\u611f\u5230\u7121\u6065\uff01\u6587\u7ae0\u5167\u5bb9\u90e8\u4efd\u9632\u6b62\u8907\u88fd\u7de8\u6392\u53ef\u80fd\u9020\u6210\u60a8\u95b1\u8b80\u7684\u4e0d\u4fbf\uff0c\u8acb\u898b\u8ad2\uff01<font color=\"#0000ff\">\u770b\u5230\u76dc\u6587\u53ef\u4ee5\u767e\u5ea6\u8209\u5831<\/font>\uff09<\/font><\/p>\n<p><!--more--><\/p>\n<p align=\"justify\"><font size=\"4\">\u96a8\u8457\u6642\u4ee3\u7684\u6f14\u9032\uff0c\u79d1\u6280\u7684\u9032\u6b65\uff0c\u74b0\u4fdd\u7684\u8981\u6c42\uff0c\u96fb\u5b50\u696d\u4e5f\u96a8\u8457\u6642\u4ee3\u7684\u5de8\u8f2a\u4e3b\u52d5\u6216\u88ab\u8feb\u7684\u524d\u9032\uff0c\u96fb\u8def\u677f\u7684\u79d1\u6280\u4f55\u5617\u4e0d\u662f\u5982\u6b64\u3002\u9019\u88e1\u7684\u5e7e\u7a2e\u96fb\u8def\u677f\u8868\u9762\u8655\u7406\u662f\u76ee\u524d\u696d\u754c\u8f03\u5e38\u898b\u7684\u88fd\u7a0b\uff0c\u5de5\u4f5c\u718a\u53ea\u80fd\u8aaa\u76ee\u524d\u4e26\u6c92\u6709\u90a3\u4e00\u7a2e\u8868\u9762\u8655\u7406\u662f\u6700\u5b8c\u7f8e\u7684\uff0c\u6240\u4ee5\u624d\u6703\u6709\u9019\u9ebc\u591a\u7a2e\u9078\u64c7\uff0c\u6bcf\u4e00\u7a2e\u8868\u9762\u8655\u7406\u4e5f\u90fd\u5404\u6709\u5176\u512a\u7f3a\u9ede\uff0c\u4e0b\u9762\u5de5\u4f5c\u718a\u5c07\u8a66\u8457\u5217\u8209\u8aaa\u660e\uff1a<\/font><\/p>\n<h2><font style=\"font-weight: bold;\" color=\"#9b00d3\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u88f8\u9285\u677f:<\/font><\/h2>\n<blockquote>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u300c\u88f8\u9285\u677f\u300d\u9867\u540d\u601d\u7fa9\u5c31\u662f\u5728\u96fb\u8def\u677f\u7684\u9285\u7b94\u8868\u9762\u6c92\u6709\u505a\u4efb\u4f55\u7684\u8868\u9762\u8655\u7406\u4fdd\u8b77\u63aa\u65bd\uff0c\u6700\u5916\u5c64\u7684\u7dda\u8def\u5b8c\u5168\u88f8\u9732\uff0c\u4e00\u65e6\u62c6\u5c01\u4e4b\u5f8c\u5c31\u76f4\u63a5\u8207\u7a7a\u6c23\u63a5\u89f8\u3002 <\/font><\/p>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u88f8\u9285\u677f\u512a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6210\u672c\u4f4e\u3001\u8868\u9762\u5e73\u6574\u5ea6\u9ad8\uff0c\u710a\u63a5\u6027\u826f\u597d\uff08\u6ce8\u610f\uff1a\u662f\u5728\u9084\u6c92\u6709\u6c27\u5316\u524d\u7684\u60c5\u6cc1\u4e0b\uff09\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u88f8\u9285\u677f\u7f3a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u56e0\u70ba\u6c92\u6709\u4efb\u4f55\u4fdd\u8b77\uff0c\u6240\u4ee5\u5bb9\u6613\u53d7\u5230\u9178\u53ca\u6fd5\u5ea6\u5f71\u97ff\uff0c\u4e0d\u80fd\u4e45\u653e\uff0c\u62c6\u5c01\u5f8c\u9700\u57282\u5c0f\u6642\u5167\u7528\u5b8c\uff0c\u56e0\u70ba\u9285\u66b4\u9732\u5728\u7a7a\u6c23\u4e2d\u5bb9\u6613\u6c27\u5316\uff1b\u7121\u6cd5\u4f7f\u7528\u65bc\u96d9\u9762\u88fd\u7a0b\uff0c\u56e0\u70ba\u7d93\u904e\u7b2c\u4e00\u6b21\u56de\u6d41\u710a\u5f8c\u7b2c\u4e8c\u9762\u5c31\u5df2\u7d93\u6c27\u5316\u4e86\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5982\u679c\u6709\u6e2c\u8a66\u9ede\uff0c\u5fc5\u9808\u52a0\u5370\u932b\u818f\u4ee5\u9632\u6b62\u671f\u6301\u7e8c\u6c27\u5316\uff0c\u5426\u5247\u5f8c\u7e8c\u5c07\u7121\u6cd5\u8207\u63a2\u91dd\u63a5\u89f8\u826f\u597d\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<\/blockquote>\n<p><font size=\"4\"><\/font><\/p>\n<h2 align=\"justify\"><font color=\"#9b00d3\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font style=\"font-weight: bold;\">\u5674\u932b\u677f(HASL\uff0cHot Air Solder Leveling\uff0c\u71b1\u98a8\u710a\u932b\u6574\u5e73):<\/font><\/font><\/h2>\n<blockquote>\n<p><font size=\"3\"><img loading=\"lazy\" decoding=\"async\" title=\"\u5674\u932b\u677f(HASL\uff0cHot Air Solder Levelling\uff0c\u71b1\u98a8\u710a\u932b\u6574\u5e73)\" style=\"border-width: 0px; padding-top: 0px; padding-right: 0px; padding-left: 0px; display: inline; background-image: none;\" border=\"0\" alt=\"\u5674\u932b\u677f(HASL\uff0cHot Air Solder Levelling\uff0c\u71b1\u98a8\u710a\u932b\u6574\u5e73)\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/b7983a451116_13712\/PCB_HASL_finish.jpg\" width=\"404\" height=\"304\" \/><\/font><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">HASL\u4fd7\u7a31\u5674\u932b\u677f\uff0c\u662f\u5728\u9285\u7b94\u7684\u8868\u9762\u5674\u4e0a\u4e00\u5c64\u9ad8\u6eab\u6db2\u614b\u932b\u4f86\u4fdd\u8b77\u9285\u7b94\uff0c\u7136\u5f8c\u7528\u71b1\u98a8\u5f62\u6210\u7684\u98a8\u5200\u4f86\u6574\u5e73PCB\u7684\u8868\u9762\u932b\uff0c\u5e38\u898b\u7684\u5674\u932b\u8a2d\u5099\u53ef\u5927\u81f4\u5206\u70ba\u5782\u76f4\u8207\u6c34\u5e73\u5169\u7a2e\uff0c\u5404\u6709\u512a\u7f3a\u9ede\u3002<\/font><\/p>\n<p align=\"center\"><font color=\"#ff0000\">\uff08\u5c0d\u65bc\u5927\u9678\u90a3\u4e9b\u76dc\u6587\u7db2\u7ad9\uff0c\u8907\u88fd\u8cbc\u4e0a\u672c\u7ad9\u6587\u7ae0\u5f8c\uff0c\u5c45\u7136\u9084\u6539\u6210\u81ea\u5df1\u516c\u53f8\u7684\u540d\u5b57\uff0c\u611f\u5230\u7121\u6065\uff01\u6587\u7ae0\u5167\u5bb9\u90e8\u4efd\u9632\u6b62\u8907\u88fd\u7de8\u6392\u53ef\u80fd\u9020\u6210\u60a8\u95b1\u8b80\u7684\u4e0d\u4fbf\uff0c\u8acb\u898b\u8ad2\uff01<font color=\"#0000ff\">\u770b\u5230\u76dc\u6587\u53ef\u4ee5\u767e\u5ea6\u8209\u5831<\/font>\uff09<\/font><\/p>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u5674\u932b\u677f\u7684\u512a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u65b0\u9bae\u7684\u932b\u53ef\u4ee5\u7372\u5f97\u8f03\u4f73\u7684\u6f64\u6fd5(Wetting)\u6548\u679c\uff0c\u56e0\u70ba\u934d\u5c64\u672c\u8eab\u5c31\u662f\u932b\uff0c\u76f8\u5c0dENIG\u4f86\u8aaa\u50f9\u9322\u4e5f\u8f03\u4f4e\uff0c\u4f46\u662f\u50f9\u9322\u6bd4OSP\u9ad8\u3002\u5674\u932b\u677f\u7684\u710a\u63a5\u6027\u80fd\u4e5f\u4f73\uff0c\u4f46\u9019\u901a\u5e38\u53ea\u6709\u50c5\u91dd\u5c0d\u7b2c\u4e00\u9762\u56de\u710a(1st reflow)\uff0c\u5c0d\u65bc\u7b2c\u4e8c\u56de\u710a\u9762\u5c31\u4e0d\u4e00\u5b9a\u6709\u9019\u500b\u512a\u9ede\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u5674\u932b\u677f\u7684\u7f3a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4e0d\u9069\u5408\u7528\u4f86\u710a\u63a5\u7d30\u9593\u9699\u8173\u4ee5\u53ca\u904e\u5c0f\u7684\u96f6\u4ef6\uff0c\u56e0\u70ba\u5674\u932b\u677f\u7684\u8868\u9762\u5e73\u6574\u5ea6\u8f03\u5dee\uff0c\u5c24\u5176\u662f\u7b2c\u4e8c\u9762\u56de\u710a\u6642\uff0c\u5df2\u7d93\u904e\u4e86\u4e00\u6b21\u56de\u710a\uff0c\u8868\u9762\u7684\u5674\u932b\u7d93\u904e\u7b2c\u4e00\u6b21\u56de\u710a\u5f8c\u53ef\u80fd\u91cd\u65b0\u7194\u878d\u904e\uff0c\u5c07\u9020\u6210\u710a\u588a\u7684\u5e73\u6574\u5ea6\u8b8a\u5f97\u66f4\u5dee\uff0c\u7576\u7136\u9019\u53ef\u4ee5\u9760\u932b\u818f\u539a\u5ea6\u4f86\u514b\u670d\uff0c\u4f46\u4e0d\u8981\u5fd8\u4e86\u7d30\u9593\u8173\u4e0d\u5efa\u8b70\u592a\u539a\u7684\u932b\u818f\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5728PCBA\u88fd\u7a0b\u4e2d\u5bb9\u6613\u7522\u751f\u932b\u73e0(solder beads)\uff0c\u5c0d\u7d30\u9593\u8173(fine pitch)\u96f6\u4ef6\u8f03\u6613\u9020\u6210\u77ed\u8def\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4f7f\u7528\u65bc\u96d9\u9762SMT\u88fd\u7a0b\u6642\uff0c\u56e0\u70ba\u7b2c\u4e8c\u9762\u5df2\u7d93\u904e\u4e86\u7b2c\u4e00\u6b21\u9ad8\u6eab\u56de\u6d41\u710a\u7684\u6d17\u79ae\uff0c\u6240\u4ee5\u6975\u5bb9\u6613\u767c\u751f\u5674\u932b\u91cd\u65b0\u7194\u878d\u800c\u7522\u751f\u932b\u73e0\u6216\u985e\u4f3c\u6c34\u73e0\u53d7\u91cd\u529b\u5f71\u97ff\u5f62\u6210\u6ef4\u843d\u7403\u72c0\u7684\u932b\u9ede\uff0c\u5bb9\u6613\u9020\u6210\u8868\u9762\u66f4\u4e0d\u5e73\u6574\uff0c\u9032\u800c\u5f71\u97ff\u710a\u932b\u554f\u984c\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u53e6\u5916\uff0c\u7b2c\u4e8c\u56de\u710a\u9762\u4e5f\u53ef\u80fd\u5728\u7b2c\u4e00\u6b21\u56de\u710a\u6642\u5c31\u767c\u751f\u932b\u6c27\u5316\u8207IMC\u589e\u539a\u5f71\u97ff\uff0c\u5403\u6389\u932b\u5c64\u800c\u5f71\u97ff\u5230\u710a\u6027\u7684\u554f\u984c\uff0c\u5c24\u5176\u5bb9\u6613\u767c\u751f\u5728\u5674\u932b\u539a\u5ea6\u8f03\u8584\u7684\u677f\u5b50\u4e0a\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5ef6\u4f38\u95b1\u8b80\uff1a        <br \/><\/font><a href=\"\/\/m.letratesoro.com\/2013\/09\/hasl-soldering-insufficient\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u7121\u925b\u5674\u932b\u677f(HASL)\u4e0a\u932b\u4e0d\u826f\u539f\u56e0(\u8cc7\u6599\u6536\u96c6)<\/font><\/a><\/p>\n<\/blockquote>\n<h2 align=\"justify\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font style=\"font-weight: bold;\" color=\"#9b00d3\">\u5316\u932b\u677f(Immersion Tin, Im-Sn\uff0c\u6d78\u934d\u932b):<\/font><\/font><\/h2>\n<blockquote>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5316\u932b\u677f\u4e5f\u7a31\u6d78\u932b\u677f\u8207HASL\u7684\u6700\u5927\u5dee\u7570\u662f\u5316\u932b\u677f\u70ba<font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5229\u7528\u5316\u5b78\u7f6e\u63db\u7684\u65b9\u6cd5\u5728\u9285\u7b94\u7684\u8868\u9762\u6c89\u7a4d\u4e00\u5c64\u300c\u932b\u300d\uff0c\u6240\u4ee5\u4e2d\u6587\u624d\u7a31\u4e4b\u70ba\u5316\u932b\u677f\uff0c\u4e5f\u56e0\u70ba\u662f\u5316\u5b78\u932b\uff0c\u6240\u4ee5\u5316\u932b\u677f\u7684\u932b\u5c64\u8868\u9762\u975e\u5e38\u5e73\u5766\uff0c\u4f46\u537b\u7121\u6cd5\u6c89\u7a4d\u592a\u539a\uff1b\u800cHASL\u5247\u662f\u5229\u7528\u878d\u7194\u7684\u6db2\u614b\u932b\u4f86\u9644\u8457\u65bc\u9285\u7b94\u8868\u9762\uff0c\u5728\u932b\u8207\u9285\u4e4b\u9593\u5df2\u7d93\u751f\u6210IMC\uff0c\u5e73\u6574\u5ea6\u8f03\u5dee\u3002<\/font><\/font><\/p>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u5316\u932b\u677f\u7684\u512a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u8868\u9762\u5e73\u6574\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u50f9\u683c\u5177\u7af6\u722d\u6027\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u8f03\u4f73\u7684\u710a\u63a5\u6548\u679c\u3002\u56e0\u70ba\u934d\u5c64\u672c\u8eab\u5c31\u662f\u932b\uff0c\u4f46\u53ea\u6709\u50c5\u91dd\u5c0d\u7b2c\u4e00\u9762\u56de\u710a(1st reflow)\uff0c\u5c0d\u65bc\u7b2c\u4e8c\u56de\u710a\u9762\u5c31\u4e0d\u4e00\u5b9a\u6709\u9019\u500b\u512a\u9ede\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u5316\u932b\u677f\u7684\u7f3a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u7d14\u932b\u5bb9\u6613\u767c\u751f\u932b\u9b1a(Tin Whiskers)\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u96d9\u9762\u56de\u710a\u88fd\u7a0b\u4e2d\uff0c\u56e0\u7b2c\u4e8c\u9762\u5df2\u7d93\u904e\u4e00\u6b21\u56de\u710a\u7684\u9ad8\u6eab\u6d17\u79ae\uff0c\u8868\u9762\u932b\u5bb9\u6613\u91cd\u65b0\u878d\u7194\u7522\u751f\u932b\u73e0\u6216\u985e\u4f3c\u6c34\u73e0\u53d7\u91cd\u529b\u5f71\u97ff\u800c\u5f62\u6210\u6ef4\u843d\u7403\u72c0\u7684\u932b\u9ede\uff0c\u4f7f\u5f97\u7b2c\u4e8c\u9762\u7684\u8868\u9762\u4e0d\u5e73\u6574\uff0c\u9032\u800c\u5f71\u97ff\u710a\u932b\u554f\u984c\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u7b2c\u4e8c\u56de\u710a\u9762\u4e5f\u53ef\u80fd\u5728\u7b2c\u4e00\u6b21\u56de\u710a\u6642\u5c31\u767c\u751f\u932b\u9762\u6c27\u5316\uff0c\u6216\u662f\u932b\u9285IMC\u589e\u539a\u5f71\u97ff\uff0c\u5403\u6389\u932b\u5c64\u800c\u5f71\u97ff\u5230\u710a\u6027\u7684\u554f\u984c\uff0c\u5c24\u5176\u5316\u932b\u7684\u539a\u5ea6\u5927\u591a\u8f03\u8584\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<\/blockquote>\n<div align=\"center\"><font color=\"#ff0000\">\uff08\u5c0d\u65bc\u5927\u9678\u90a3\u4e9b\u76dc\u6587\u7db2\u7ad9\uff0c\u8907\u88fd\u8cbc\u4e0a\u672c\u7ad9\u6587\u7ae0\u5f8c\uff0c\u5c45\u7136\u9084\u6539\u6210\u81ea\u5df1\u516c\u53f8\u7684\u540d\u5b57\uff0c\u611f\u5230\u7121\u6065\uff01\u6587\u7ae0\u5167\u5bb9\u90e8\u4efd\u9632\u6b62\u8907\u88fd\u7de8\u6392\u53ef\u80fd\u9020\u6210\u60a8\u95b1\u8b80\u7684\u4e0d\u4fbf\uff0c\u8acb\u898b\u8ad2\uff01<font color=\"#0000ff\">\u770b\u5230\u76dc\u6587\u53ef\u4ee5\u767e\u5ea6\u8209\u5831<\/font>\uff09<\/font><\/div>\n<h2 align=\"justify\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font style=\"font-weight: bold;\" color=\"#9b00d3\">\u5316\u91d1\u677f(ENIG\uff0cElectroless Nickel Immersion Gold\uff0c\u7121\u96fb\u934d\u93b3\u6d78\u91d1):<\/font><\/font><\/h2>\n<blockquote>\n<p><font size=\"3\"><img loading=\"lazy\" decoding=\"async\" title=\"\u5316\u91d1\u677f(ENIG\uff0cElectroless Nickel Immersion Gold\uff0c\u7121\u96fb\u934d\u93b3\u6d78\u91d1)\" style=\"border-width: 0px; padding-top: 0px; padding-right: 0px; padding-left: 0px; display: inline; background-image: none;\" border=\"0\" alt=\"\u5316\u91d1\u677f(ENIG\uff0cElectroless Nickel Immersion Gold\uff0c\u7121\u96fb\u934d\u93b3\u6d78\u91d1)\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/b7983a451116_13712\/PCB_ENIG_finish.jpg\" width=\"404\" height=\"304\" \/><\/font><\/p>\n<p><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">ENIG\u662f\u5229\u7528\u5316\u5b78\u65b9\u6cd5\u5728\u9285\u7b94\u7684\u8868\u9762\u5148\u5857\u5e03\u4e0a\u4e00\u5c64\u300c\u93b3\u300d\uff0c\u7136\u5f8c\u518d\u5857\u5e03\u4e0a\u4e00\u5c64\u300c\u91d1\u300d\uff0c\u300c\u91d1\u300d\u5728ENIG\u96fb\u8def\u677f\u7684\u4f5c\u7528\u53ea\u662f\u5728\u4fdd\u8b77\u93b3\u5c64\u4e0d\u81f3\u65bc\u8207\u7a7a\u6c23\u63a5\u89f8\u800c\u6c27\u5316\u5f71\u97ff\u5230\u4e4b\u5f8c\u7684\u710a\u932b\u54c1\u8cea\u3002<\/font><\/p>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>ENIG\u677f\u7684\u512a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u4e0d\u6613\u6c27\u5316\uff0c\u53ef\u9577\u6642\u9593\u5132\u653e\uff0c\u8868\u9762\u5e73\u6574\uff0c\u9069\u5408\u7528\u65bc\u710a\u63a5\u7d30\u9593\u9699\u8173\u4ee5\u53ca\u710a\u9ede\u8f03\u5c0f\u7684\u96f6\u4ef6\u3002\u6709\u6309\u9375\u7dda\u8def\u96fb\u8def\u677f\u7684\u9996\u9078(\u5982\u624b\u6a5f\u677f)\u3002\u53ef\u4ee5\u91cd\u8907\u591a\u6b21\u56de\u6d41\u710a\u4e5f\u4e0d\u592a\u6703\u964d\u4f4e\u5176\u710a\u932b\u6027\u3002\u53ef\u4ee5\u7528\u4f86\u4f5c\u70ba<\/font><a href=\"\/\/m.letratesoro.com\/2010\/10\/%E4%BD%95%E8%AC%82cob-chip-on-board-%EF%BC%9F%E4%BB%8B%E7%B4%B9cob%E7%9A%84%E6%BC%94%E9%80%B2%E6%AD%B7%E5%8F%B2\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">COB(Chip On Board)<\/font><\/a><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6253\u7dda\u7684\u57fa\u6750\uff0c\u4f46\u9700\u6709\u4e00\u5b9a\u7684\u91d1\u5c64\u539a\u5ea6\u3002ENIG\u4e4b\u6240\u4ee5\u4e0d\u6613\u6c27\u5316\u662f\u56e0\u70ba\u8868\u9762\u91d1\u4fdd\u8b77\u4e86\u5e95\u5c64\u93b3\uff0c\u6240\u4ee5\u91d1\u5c64\u539a\u5ea6\u5c31\u5f88\u91cd\u8981\u4e86\uff0c\u91d1\u5c64\u592a\u8584\u4e86\u5c31\u7121\u6cd5\u4fdd\u8b77\u93b3\uff0c\u592a\u539a\u4e86\u53c8\u6703\u963b\u7919\u93b3\u932b\u5408\u91d1\u7684\u5f62\u6210\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<\/blockquote>\n<blockquote>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>ENIG\u677f\u7684\u7f3a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u6210\u672c\u8f03\u9ad8\uff0c\u710a\u63a5\u5f37\u5ea6\u8f03\u5dee\uff0c\u56e0\u70baIMC\u70ba\u932b\u93b3\u5408\u91d1\u3002\u800c\u4e14\u4f7f\u7528\u7121\u96fb\u934d\u93b3\u88fd\u7a0b\uff0c\u5bb9\u6613\u6709\u9ed1\u588a\/\u9ed1\u925b\u7684\u554f\u984c\u7522\u751f\u3002\u93b3\u5c64\u6703\u96a8\u8457\u6642\u9593\u6c27\u5316\uff0c\u9577\u671f\u7684\u4fe1\u8cf4\u5ea6\u662f\u500b\u554f\u984c\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font>       <br \/><a href=\"\/\/m.letratesoro.com\/2012\/04\/au-thickness\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u96f6\u4ef6\u6389\u843d\u8207\u96fb\u8def\u677f\u934d\u91d1\u539a\u5ea6\u7684\u95dc\u4fc2<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2016\/02\/enig-pros-cons\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">ENIG\u8868\u9762\u8655\u7406\u662f\u4ec0\u9ebc\u96fb\u8def\u677f\uff1f\u6709\u4f55\u512a\u7f3a\u9ede\uff1f<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2015\/10\/pcb-production-process\/\" rel=\"noopener\" target=\"_blank\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">[\u5f71\u7247]\u96fb\u8def\u677f\u751f\u7522\u7dda\u88fd\u7a0b\u7c21\u4ecb(PCB Production Process)<\/font><\/a>       <br \/><a href=\"\/\/m.letratesoro.com\/2016\/09\/enig-black-pad\/\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">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><\/p>\n<\/blockquote>\n<h2 align=\"justify\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font style=\"font-weight: bold;\" color=\"#9b00d3\">OSP\u677f(Organic Soldering Preservative\uff0c\u6709\u6a5f\u4fdd\u8b77\u819c):<\/font><\/font><\/h2>\n<p> <strong><font color=\"#9b00d3\"><\/font><\/strong>  <\/p>\n<blockquote><p><font color=\"#9b00d3\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong><\/strong><\/font><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><\/font>    <\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><img loading=\"lazy\" decoding=\"async\" title=\"OSP\u662f\u5229\u7528\u5316\u5b78\u65b9\u5f0f\u5728\u9285\u7684\u8868\u9762\u9577\u51fa\u4e00\u5c64\u6709\u6a5f\u7684\u8b77\u9285\u5291\u3002\u9019\u5c64\u6709\u6a5f\u8b77\u9285\u5291\u5728\u9ad8\u6eab\u4e0b\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u88ab\u52a9\u710a\u5291\u8fc5\u901f\u5730\u6e05\u9664\u4e26\u9732\u51fa\u6f54\u6de8\u7684\u9285\u9762\u8207\u932b\u818f\u5f62\u6210\u710a\u63a5\u3002\u6709\u6a5f\u8b77\u9285\u5291\u7684\u539a\u5ea6\u8d8a\u539a\uff0c\u5c0d\u65bc\u9285\u7b94\u7684\u4fdd\u8b77\u6027\u5c31\u8d8a\u597d\uff0c\u4f46\u662f\u76f8\u5c0d\u5730\u4e5f\u5c31\u9700\u8981\u8f03\u5f37\u6d3b\u6027\u7684\u52a9\u710a\u5291\u624d\u80fd\u6e05\u9664\u5b83\u4ee5\u5229\u710a\u63a5\u9032\u884c\u3002\" alt=\"OSP\u662f\u5229\u7528\u5316\u5b78\u65b9\u5f0f\u5728\u9285\u7684\u8868\u9762\u9577\u51fa\u4e00\u5c64\u6709\u6a5f\u7684\u8b77\u9285\u5291\u3002\u9019\u5c64\u6709\u6a5f\u8b77\u9285\u5291\u5728\u9ad8\u6eab\u4e0b\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u88ab\u52a9\u710a\u5291\u8fc5\u901f\u5730\u6e05\u9664\u4e26\u9732\u51fa\u6f54\u6de8\u7684\u9285\u9762\u8207\u932b\u818f\u5f62\u6210\u710a\u63a5\u3002\u6709\u6a5f\u8b77\u9285\u5291\u7684\u539a\u5ea6\u8d8a\u539a\uff0c\u5c0d\u65bc\u9285\u7b94\u7684\u4fdd\u8b77\u6027\u5c31\u8d8a\u597d\uff0c\u4f46\u662f\u76f8\u5c0d\u5730\u4e5f\u5c31\u9700\u8981\u8f03\u5f37\u6d3b\u6027\u7684\u52a9\u710a\u5291\u624d\u80fd\u6e05\u9664\u5b83\u4ee5\u5229\u710a\u63a5\u9032\u884c\u3002\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/copper_PCB.jpg\" width=\"500\" height=\"305\" \/>OSP\u662f\u5229\u7528\u5316\u5b78\u65b9\u5f0f\u5728\u9285\u7684\u8868\u9762\u9577\u51fa\u4e00\u5c64\u6709\u6a5f\u7684\u8b77\u9285\u5291\u3002\u9019\u5c64\u6709\u6a5f\u8b77\u9285\u5291\u5728\u9ad8\u6eab\u4e0b\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u88ab\u52a9\u710a\u5291\u8fc5\u901f\u5730\u6e05\u9664\u4e26\u9732\u51fa\u6f54\u6de8\u7684\u9285\u9762\u8207\u932b\u818f\u5f62\u6210\u710a\u63a5\u3002\u6709\u6a5f\u8b77\u9285\u5291\u7684\u539a\u5ea6\u8d8a\u539a\uff0c\u5c0d\u65bc\u9285\u7b94\u7684\u4fdd\u8b77\u6027\u5c31\u8d8a\u597d\uff0c\u4f46\u662f\u76f8\u5c0d\u5730\u4e5f\u5c31\u9700\u8981\u8f03\u5f37\u6d3b\u6027\u7684\u52a9\u710a\u5291\u624d\u80fd\u6e05\u9664\u5b83\u4ee5\u5229\u710a\u63a5\u9032\u884c\u3002<\/font><\/p>\n<p align=\"justify\"><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>OSP\u677f\u7684\u512a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u50f9\u9322\u4fbf\u5b9c\u3002\u5728\u591a\u7a2ePCB\u8868\u9762\u8655\u88e1\u4e2d\uff0c\u9664\u4e86\u6bd4\u88f8\u9285\u677f\u8cb4\u4e00\u9ede\u9ede\u4e4b\u5916\uff0c\u5c31\u5c6cOSP\u6700\u4fbf\u5b9c\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5177\u6709\u88f8\u9285\u677f\u710a\u63a5\u7684\u6240\u6709\u512a\u9ede\uff0c\u65b0\u9bae\u7684\u677f\u5b50\u710a\u63a5\u6027\u826f\u597d\uff0c\u904e\u671f\uff08\u4e09\u500b\u6708\u6216\u516d\u500b\u6708\uff09\u7684\u677f\u5b50\u4e5f\u53ef\u4ee5\u91cd\u65b0\u518d\u505a\u8868\u9762\u8655\u7406\uff0c\u4f46\u901a\u5e38\u4ee5\u4e00\u6b21\u70ba\u9650\uff0c\u9084\u8981\u770b\u8868\u5c64\u7dda\u8def\u662f\u5426\u6709\u6975\u7d30\u7dda\u8def\u6216\u710a\u588a\uff0c\u56e0\u70ba\u91cd\u65b0\u8655\u7406\u6703\u5403\u6389\u5c11\u8a31\u7684\u9285\u9762\uff0c\u5982\u679c\u592a\u7d30\u7684\u7dda\u8def\u5247\u7121\u6cd5\u91cd\u65b0\u8655\u7406\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">OSP\u70ba<a title=\"\u4f55\u8b02\u300c\u9285\u300d\u57fa\u5730\u8207\u300c\u93b3\u300d\u57fa\u5730\u96fb\u8def\u677f(PCB)\uff1f\" href=\"\/\/m.letratesoro.com\/2018\/04\/cu-ni-base-pcb\/\" rel=\"noopener\" target=\"_blank\">\u9285\u57fa\u5730<\/a>\uff0c\u65b0\u9bae\u7684OSP\u710a\u932b\u5f37\u5ea6\u4f73\uff0c\u53ef\u4ee5\u627f\u53d7\u8f03\u5927\u7684\u885d\u64ca\u61c9\u529b\u3002\u65b0\u9bae\u7684\u9285\u57fa\u5730\u6240\u5f62\u6210\u7684\u710a\u932b\u5f37\u5ea6\u6bd4\u93b3\u57fa\u5730\u4f86\u5f97\u512a\uff0c\u4f46\u662f\u6703\u96a8\u8457\u6642\u9593\u8001\u5316\u3002\uff08\u5ef6\u4f38\u95b1\u8b80\uff1a<a href=\"\/\/m.letratesoro.com\/2018\/07\/osp-enig-soldering-strength\/\" rel=\"noopener\" target=\"_blank\">\u7528\u6578\u64da\u6bd4\u8f03OSP\u53caENIG\u8868\u9762\u8655\u7406\u96fb\u8def\u677f\u4e4b\u710a\u63a5\u710a\u932b\u710a\u9ede\u5f37\u5ea6<\/a>\uff09<\/font><\/font><\/div>\n<\/li>\n<\/ul>\n<p><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>OSP\u677f\u7684\u7f3a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5bb9\u6613\u53d7\u5230\u9178\u53ca\u6fd5\u6c23\u7684\u653b\u64ca\u800c\u5f71\u97ff\u5230\u4fdd\u8b77\u9285\u9762\u7684\u6548\u679c\u3002\u4f7f\u7528\u65bc\u4e8c\u6b21\u56de\u6d41\u710a\u6642\uff0c\u9700\u5728\u4e00\u5b9a\u6642\u9593\u5167\u5b8c\u6210\uff0c\u901a\u5e38\u7b2c\u4e8c\u6b21\u56de\u6d41\u710a(reflow)\u7684\u6548\u679c\u6703\u6bd4\u8f03\u5dee\u3002\u53e6\u5916\uff0cOSP\u677f\u5b58\u653e\u6642\u9593\u5982\u679c\u8d85\u904e\u4e09\u500b\u6708\u6216\u516d\u500b\u6708\u5c31\u5fc5\u9808\u91cd\u65b0\u505a\u8868\u9762\u8655\u7406\uff0c\u8a73\u7d30\u7684\u8cc7\u8a0a\u53ef\u80fd\u8981\u8207\u539f\u677f\u5ee0\u806f\u7e6b\u770b\u4f7f\u7528\u7684OSP\u6750\u8cea\u53ef\u4ee5\u80103\u500b\u6708\u62166\u500b\u6708\u7684\u4fdd\u5b58\u671f\u9650\u3002\u4e00\u822c\u8981\u6c42\u6253\u958b\u5305\u88dd\u5f8c\u9700\u572824\u5c0f\u6642\u5167\u7528\u5b8c\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">OSP\u8584\u819c\u70ba\u7d55\u7de3\u5c64\uff0c\u6240\u4ee5\u6e2c\u8a66\u9ede(Test Point)\u5fc5\u9808\u52a0\u5370\u932b\u818f\u4ee5\u53bb\u9664\u539f\u4f86\u7684OSP\u8584\u819c\u624d\u80fd\u8b93\u91dd\u982d\u63a5\u89f8\u6e2c\u8a66\u9ede\u4f5c\u96fb\u6027\u6e2c\u8a66\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">OSP\u677f\u5b50\u7121\u6cd5\u4f5c\u70ba\u6309\u9375\u63a5\u89f8\u7684\u8868\u9762\u8655\u7406\uff0c\u56e0\u70ba\u5176\u8b77\u9285\u8584\u819c\u7121\u6cd5\u627f\u53d7\u592a\u591a\u6b21\u7684\u6309\u9375\u6469\u64e6\u9020\u6210\u9732\u9285\uff0c\u4f7f\u7528\u4e00\u6bb5\u6642\u9593\u5f8c\u6703\u767c\u751f\u6c27\u5316\uff0c\u9020\u6210\u6309\u9375\u63a5\u89f8\u4e0d\u826f\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u53e6\u5916\uff0cOSP\u677f\u5b50\u70ba<a title=\"\u4f55\u8b02\u300c\u9285\u300d\u57fa\u5730\u8207\u300c\u93b3\u300d\u57fa\u5730\u96fb\u8def\u677f(PCB)\uff1f\" href=\"\/\/m.letratesoro.com\/2018\/04\/cu-ni-base-pcb\/\" rel=\"noopener\" target=\"_blank\">\u9285\u57fa\u5730<\/a>\uff0c\u710a\u932b\u5f8c\u521d\u59cb\u6703\u751f\u6210Cu<sub>6<\/sub>Sn<sub>5<\/sub>\u7684\u826f\u6027<a href=\"\/\/m.letratesoro.com\/2014\/03\/soldering-strength-imc\/\" rel=\"noopener\" target=\"_blank\">IMC<\/a>\uff0c\u4f46\u7d93\u904e\u6642\u9593\u63a8\u79fb\u8001\u5316\u5f8c\u5247\u6703\u6f38\u6f38\u751f\u6210Cu<sub>3<\/sub>Sn\u7684\u52a3\u6027<a href=\"\/\/m.letratesoro.com\/2014\/03\/soldering-strength-imc\/\" rel=\"noopener\" target=\"_blank\">IMC<\/a>\uff0c\u9020\u6210\u4fe1\u8cf4\u6027\u554f\u984c\uff0c\u6240\u4ee5\u5982\u679c\u9700\u8981\u9577\u671f\u4f7f\u7528\u65bc\u9ad8\u6eab\u74b0\u5883\u6216\u9700\u8981\u8f03\u9577\u4f7f\u7528\u58fd\u547d\u7684\u7522\u54c1\u5fc5\u9808\u591a\u52a0\u8003\u616eOSP\u7684\u9577\u671f\u4fe1\u8cf4\u6027\u554f\u984c\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5ef6\u4f38\u95b1\u8b80\uff1a        <br \/><a href=\"\/\/m.letratesoro.com\/2018\/07\/osp-finish\/\" rel=\"noopener\" target=\"_blank\">\u4ec0\u9ebc\u662fOSP(\u6709\u6a5f\u4fdd\u710a\u819c)\u8868\u9762\u8655\u7406\u96fb\u8def\u677f\uff1f\u6709\u4f55\u512a\u7f3a\u9ede\uff1f<\/a><\/font><\/p>\n<\/blockquote>\n<p align=\"center\"><font color=\"#ff0000\">\uff08\u5c0d\u65bc\u5927\u9678\u90a3\u4e9b\u76dc\u6587\u7db2\u7ad9\uff0c\u8907\u88fd\u8cbc\u4e0a\u672c\u7ad9\u6587\u7ae0\u5f8c\uff0c\u5c45\u7136\u9084\u6539\u6210\u81ea\u5df1\u516c\u53f8\u7684\u540d\u5b57\uff0c\u611f\u5230\u7121\u6065\uff01\u6587\u7ae0\u5167\u5bb9\u90e8\u4efd\u9632\u6b62\u8907\u88fd\u7de8\u6392\u53ef\u80fd\u9020\u6210\u60a8\u95b1\u8b80\u7684\u4e0d\u4fbf\uff0c\u8acb\u898b\u8ad2\uff01<font color=\"#0000ff\">\u770b\u5230\u76dc\u6587\u53ef\u4ee5\u767e\u5ea6\u8209\u5831<\/font>\uff09<\/font><\/p>\n<h2 align=\"justify\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font style=\"font-weight: bold;\" color=\"#9b00d3\">\u5316\u9280\u677f(Immersion silver, Im-Ag)\u3001\u6c89\u9280\u677f\u3001\u6d78\u9280\u677f<\/font><\/font><\/h2>\n<p> <strong><font color=\"#9b00d3\"><\/font><\/strong>  <\/p>\n<blockquote><p><font color=\"#9b00d3\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong><\/strong><\/font>    <\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u9996\u5148\uff0c\u5de5\u4f5c\u718a\u500b\u4eba\u6c92\u6709\u5be6\u969b\u4f7f\u7528\u904e\u5316\u9280\u677f\u7684\u7d93\u9a57\u3002\u6240\u4ee5\uff0c\u4ee5\u4e0b\u95dc\u65bc\u5316\u9280\u677f\u7684\u8cc7\u8a0a\u5c31\u662f\u5f9e\u6211\u4e09\u59d1\u5abd\u53ca\u516d\u59d1\u5a46\u90a3\u88e1\u807d\u4f86\u4e26\u878d\u5408\u81ea\u5df1\u7684\u60f3\u6cd5\u51fa\u4f86\u7684\u3002\u770b\u770b\u5c31\u597d\uff0c\u6709\u5c08\u5bb6\u8def\u904e\u8acb\u4e0d\u541d\u6307\u6559\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5316\u9280\u677f\u7684\u8868\u9762\u8655\u7406\u88fd\u7a0b\u5176\u5be6\u5f88\u7c21\u55ae\uff0c\u5b83\u5c31\u662f\u4f7f\u7528<a href=\"\/\/m.letratesoro.com\/2020\/08\/corrosion-04\/\" rel=\"noopener\" target=\"_blank\">\u8cc8\u51e1\u5c3c\u6548\u61c9\u539f\u7406<\/a>\uff0c\u76f4\u63a5\u7528\u9280(Ag)\u53bb\u7f6e\u63dbPCB\u7684\u8868\u9762\u9285\u7b94(Cu)\u5c31\u53ef\u4ee5\u5b8c\u6210\u4e86\uff1a<\/font><\/p>\n<p align=\"center\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">2Ag<sup>+<\/sup> + Cu \u2192 2Ag + Cu<sup>2+<\/sup><\/font><\/p>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5728\u6b63\u5e38\u7684\u74b0\u5883\u4e0b\uff0c\u9285\u7684\u96fb\u4f4d\u6bd4\u8f03\u9ad8\uff0c\u6240\u4ee5\u6703\u4e1f\u6389\u96fb\u5b50\uff0c\u88ab\u6c27\u5316\uff08Cu \u2013&gt; 2e<sup>&#8211;<\/sup> + Cu<sup>2+<\/sup>\uff09\uff1b\u800c\u9280\u7684\u96fb\u4f4d\u6bd4\u8f03\u4f4e\uff0c\u5247\u6703\u7372\u5f97\u96fb\u5b50\uff0c\u88ab\u9084\u539f\uff08<font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">2Ag<sup>+<\/sup> + 2e<sup>&#8211;<\/sup> \u2013&gt; 2Ag<\/font>\uff09\u3002<\/font><\/p>\n<p><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u5316\u9280\u677f\u7684\u512a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u56e0\u70ba\u8868\u9762\u9280\u662f\u7f6e\u63db\u6c88\u7a4d\u800c\u4f86\u7684\uff0c\u6240\u4ee5\u5316\u9280\u5177\u6709\u826f\u597d\u7684\u8868\u9762\u5e73\u6574\u5ea6\uff0c\u5c31\u985e\u4f3c\u5316\u91d1\uff0c\u800c\u4e14\u300c\u9280\u300d\u7684\u50f9\u683c\u61c9\u8a72\u6bd4\u300c\u91d1\u300d\u4f86\u5f97\u4fbf\u5b9c\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u300c\u9280\u300d\u5728\u710a\u63a5\u4e2d\u53ef\u4ee5\u6539\u5584\u710a\u63a5\u7684\u6f64\u6fd5\u6027\uff0c\u4e00\u5b9a\u6bd4\u7387\u7684\u300c\u9280\u300d\u4e5f\u53ef\u4ee5\u589e\u5f37\u710a\u9ede\u5f37\u5ea6\uff0c\u63d0\u9ad8\u6297\u75b2\u52de\u6027\uff0c\u901a\u904e\u51b7\u71b1\u885d\u64ca\u6e2c\u8a66\u3002\u4f46\u662f\u300c\u9280\u300d\u542b\u91cf\u5982\u679c\u592a\u9ad8\uff08\u91cd\u91cf\u6bd4\u8d85\u904e4%)\uff0c\u710a\u9ede\u53cd\u800c\u6703\u8b8a\u8106\uff0c\u9019\u9ede\u5fc5\u9808\u6ce8\u610f\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u300c\u9280\u300d\u96d6\u7136\u4e5f\u6703\u65bc\u932b\u5728\u9ad8\u71b1\u4e2d\u8d77\u53cd\u61c9\u5f62\u6210Ag<sub>3<\/sub>Sn\u7684IMC\uff0c\u4f46\u662f\u9019\u5c64\u300c\u9280\u300d\u975e\u5e38\u8584\uff0c\u5728\u710a\u63a5\u904e\u7a0b\u4e2d\u61c9\u8a72\u8207ENIG\u4e2d\u7684\u300c\u91d1(Au)\u300d\u626e\u6f14\u4fdd\u8b77\u5e95\u9285\u514d\u65bc\u6c27\u5316\u7684\u89d2\u8272\uff0c\u6240\u4ee5\u710a\u63a5\u5f8c\u5be6\u969b\u7684IMC\u61c9\u8a72\u9084\u662f\u932b\u9285\u5408\u91d1\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<p><font color=\"#0000ff\" size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><strong>\u5316\u9280\u677f\u7684\u7f3a\u9ede\uff1a<\/strong><\/font><\/p>\n<ul><\/ul>\n<p align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5c31\u5de5\u4f5c\u718a\u500b\u4eba\u7684\u77ad\u89e3\uff0c\u5316\u9280\u677f\u597d\u50cf\u53ea\u6709\u5728RoHS\u525b\u958b\u59cb\u5be6\u65bd\u6642\u6d41\u884c\u904e\u4e00\u9663\u5b50\uff0c\u5f8c\u9762\u5c31\u6bd4\u8f03\u5c11\u4eba\u4f7f\u7528\u4e86\u3002<\/font><\/p>\n<ul>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u56e0\u70ba\u710a\u932b\u4e2d\u300c\u9280\u300d\u7684\u542b\u91cf\u5982\u679c\u8d85\u904e\u4e00\u5b9a\u6bd4\u7387\uff0c\u5728\u710a\u63a5\u7684\u904e\u7a0b\u4e2d\u6703\u5bb9\u6613\u9577\u51fa\u932b\u9b1a(wick)\u3002\u4f7f\u7528\u671f\u9593\u4e5f\u6709\u6a5f\u6703\u767c\u751f\u96fb\u5b50\u9077\u79fb(Electromigration)\u9577\u51fa\u6676\u679d(dendrite)\u9020\u6210\u54c1\u8cea\u7684\u554f\u984c\uff0c\u4e0d\u5229\u7d30\u9593\u8ddd\u7684\u7522\u54c1\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u800c\u4e14\u9084\u50b3\u51fa\u5316\u9280\u5728IMC\u5c64\u4e0b\u65b9\u5bb9\u6613\u751f\u6210\u5fae\u5c0f\u6c23\u6ce1\u5f71\u97ff\u7522\u54c1\u7684\u53ef\u9760\u5ea6\uff0c\u5c24\u5176\u662fBGA\u96f6\u4ef6\u3002<\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u5316\u9280\u677f\u653e\u7f6e\u65bc\u5927\u6c23\u4e2d\u5bb9\u6613\u53d7\u74b0\u5883\u6c61\u67d3\u786b\u5316\u5f71\u97ff\u5916\u89c0\u53ca\u710a\u63a5\u54c1\u8cea\u3002\u4e00\u822c\u5efa\u8b70\u958b\u5c01\u5f8c48H\u5167\u8981\u7528\u5b8c\u3002<\/font><\/div>\n<\/li>\n<\/ul>\n<\/blockquote>\n<hr \/>\n<p><font size=\"4\">\u76f8\u95dc\u95b1\u8b80\uff1a<\/font>     <br \/><a href=\"\/\/m.letratesoro.com\/2011\/07\/pth-blind-hole-buried-hole\/\"><font size=\"4\">PCB\u540d\u8a5e\u89e3\u91cb\uff1a\u901a\u5b54\u3001\u76f2\u5b54\u3001\u57cb\u5b54<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2011\/08\/gold-plating-flash-gold\/\"><font size=\"4\">\u4f55\u8b02\u786c\u91d1\u3001\u8edf\u91d1\u3001\u96fb\u934d\u91d1\u3001\u5316\u91d1\u3001\u9583\u91d1\uff1f<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2013\/01\/pcb-current-carrying-capacity\/\"><font size=\"4\">PCB\u9285\u7b94\u539a\u5ea6\u3001\u7dda\u5bec\u8207\u6700\u5927\u8ca0\u8f09\u96fb\u6d41\u9593\u7684\u95dc\u4fc2<\/font><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uff08\u524d\u8a00\uff1a\u9019\u53ea\u662f\u4e00\u7bc7\u95dc\u65bc\u3010\u96fb\u8def\u677f\u8868\u9762\u8655\u88e1(Fini &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[169,132,185],"aioseo_notices":[],"views":116913,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/2514"}],"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=2514"}],"version-history":[{"count":13,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/2514\/revisions"}],"predecessor-version":[{"id":11180,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/2514\/revisions\/11180"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=2514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=2514"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=2514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}