{"id":2672,"date":"2021-04-09T15:29:46","date_gmt":"2021-04-09T07:29:46","guid":{"rendered":"https:\/\/uetpcb.com\/?p=2672"},"modified":"2022-05-09T15:01:23","modified_gmt":"2022-05-09T07:01:23","slug":"common-pcb-surface-finishes","status":"publish","type":"post","link":"https:\/\/uetpcb.com\/zh-CN\/common-pcb-surface-finishes\/","title":{"rendered":"7\u79cdPCB\u8868\u9762\u5904\u7406\u5de5\u827a"},"content":{"rendered":"<p>\u5b8c\u6210PCB\u8bbe\u8ba1\u540e\uff0c\u5c06\u5176\u53d1\u9001\u81f3PCB\u5de5\u5382\u8fdb\u884cPCB\u6837\u673a\u5236\u4f5c\u6216\u6279\u91cf\u751f\u4ea7\uff0c\u968f\u9644\u4e00\u4efdPCB\u5de5\u827a\u6587\u6863\uff0c\u5176\u4e2d\u5c06\u8bf4\u660ePCB\u8868\u9762\u5904\u7406\u65b9\u5f0f\uff1b\u4e0d\u540c\u7684PCB\u8868\u9762\u5904\u7406\u65b9\u5f0f\uff0c\u5176\u6210\u672c\u53ca\u9002\u7528\u60c5\u51b5\u5404\u4e0d\u76f8\u540c\u3002<\/p>\n<h3><strong><b>\u9996\u5148\uff0c\u4e3a\u4ec0\u4e48\u9700\u8981\u5bf9PCB\u8868\u9762\u8fdb\u884c\u7279\u6b8a\u5904\u7406\uff1f<\/b><\/strong><\/h3>\n<p>\u94dc\u5728\u7a7a\u6c14\u4e2d\u5bb9\u6613\u6c27\u5316\uff0c\u800c\u6c27\u5316\u94dc\u5c42\u5bf9PCB\u710a\u63a5\u6709\u5f88\u5927\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u5bb9\u6613\u5f62\u6210\u5047\u710a\u548c\u4e0d\u826f\u710a\u70b9\uff0c\u5bfc\u81f4\u5143\u5668\u4ef6\u65e0\u6cd5\u710a\u63a5\u7262\u56fa\u3002\u4e3a\u6b64\uff0c\u6211\u4eec\u5728PCB\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u4f1a\u91c7\u7528\u4e00\u79cd\u5de5\u827a\uff08PCB\u8868\u9762\u5904\u7406\uff09\uff0c\u4ee5\u7cbe\u51c6\u5e94\u5bf9\u8fd9\u4e9b\u6f5c\u5728\u95ee\u9898\u3002 \u901a\u8fc7\u5728\u710a\u76d8\u4e0a\u6d82\u8986\uff08\u7535\u9540\uff09\u4e00\u79cd\u7279\u6b8a\u6750\u6599\uff0c\u53ef\u4ee5\u4fdd\u62a4\u710a\u76d8\u514d\u53d7\u6c27\u5316\u3002<\/p>\n<p>PCB\u8868\u9762\u5904\u7406\u5de5\u827a\u5305\u62ec\u542b\u94c5\/\u65e0\u94c5HASL\u3001OSP\u3001\u6d78\u91d1\uff08ENIG\uff09\u3001\u6d78\u9521\u3001\u6d78\u94f6\u3001\u65e0\u7535\u9540\u954d-\u65e0\u7535\u9540\u94af-\u6d78\u91d1\uff08ENEPIG\uff09\u3001\u786c\u91d1\u7b49\u3002 \u5f53\u7136\uff0c\u9488\u5bf9\u7279\u6b8a\u5e94\u7528\u573a\u5408\uff0c\u8fd8\u4f1a\u6709\u4e00\u4e9b\u7279\u6b8a\u7684PCB\u8868\u9762\u5904\u7406\u5de5\u827a\u3002<\/p>\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >\u4e0d\u540cPCB\u8868\u9762\u5904\u7406\u5de5\u827a\u7684\u4f18\u7f3a\u70b9<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n<h3>1. \u88f8\u94dcPCB<\/h3>\n<div class=\"row align-middle\"  id=\"row-1836454170\">\n\n\t<div id=\"col-1726351368\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1215898091\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner image-cover dark\" style=\"padding-top:75%;\">\n\t\t\t<img decoding=\"async\" width=\"330\" height=\"310\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/image-1.png\" class=\"attachment-original size-original\" alt=\"\u88f8\u94dcPCB\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/image-1.png 330w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/image-1-300x282.png 300w\" sizes=\"(max-width: 330px) 100vw, 330px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1215898091 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1825384709\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>\u94dc\u8868\u9762\u5904\u7406\u7684\u4f18\u52bf\uff1a<\/h3>\n<ol>\n<li>\u6210\u672c\u66f4\u4f4e<\/li>\n<li>\u5e73\u6574\u8868\u9762<\/li>\n<li>\u4f18\u5f02\u7684\u53ef\u710a\u6027\uff08\u5728\u65e0\u6c27\u5316\u60c5\u51b5\u4e0b\uff09\u3002<\/li>\n<\/ol>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h3>\u94dc\u8868\u9762\u5904\u7406\u7684\u7f3a\u70b9\uff1a<\/h3>\n<ol>\n<li>\u654f\u611f\uff0c\u6613\u53d7\u9178\u548c\u6e7f\u5ea6\u7684\u5f71\u54cd<\/li>\n<li>\u4fdd\u8d28\u671f\u77ed\uff0c\u62c6\u5c01\u540e\u9700\u57282\u5c0f\u65f6\u5185\u8fdb\u884c\u710a\u63a5\uff0c\u56e0\u4e3a\u94dc\u66b4\u9732\u5728\u7a7a\u6c14\u4e2d\u5bb9\u6613\u6c27\u5316\u3002<\/li>\n<li>\u4e0d\u80fd\u7528\u4e8e\u53cc\u9762PCB\uff0c\u56e0\u4e3a\u7b2c\u4e00\u9762\u56de\u6d41\u710a\u63a5\u540e\uff0c\u7b2c\u4e8c\u9762\u4f1a\u53d1\u751f\u6c27\u5316\u3002<\/li>\n<li>\u5982\u679c\u5b58\u5728\u6d4b\u8bd5\u70b9\uff0c\u5fc5\u987b\u5728\u6d4b\u8bd5\u57ab\u4e0a\u6d82\u8986\u710a\u818f\u4ee5\u9632\u6b62\u6c27\u5316\uff0c\u5426\u5219\u540e\u7eed\u4e0e\u63a2\u9488\u7684\u63a5\u89e6\u6548\u679c\u5c06\u4e0d\u4f73\u3002<\/li>\n<\/ol>\n<h3>2. HASL \/ \u65e0\u94c5 HASL\uff08\u70ed\u98ce\u6574\u5e73\uff09<\/h3>\n<div class=\"row align-middle\"  id=\"row-1141218948\">\n\n\t<div id=\"col-1244563205\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_389371042\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"679\" height=\"458\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72471.png\" class=\"attachment-original size-original\" alt=\"HASL \/ \u65e0\u94c5HASL\uff08\u70ed\u98ce\u6574\u5e73\uff09\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72471.png 679w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72471-300x202.png 300w\" sizes=\"(max-width: 679px) 100vw, 679px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_389371042 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1796059055\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>HASL PCB\u8868\u9762\u5904\u7406\u7684\u4f18\u52bf\uff1a<\/h3>\n<ol>\n<li>\u66f4\u4f4e\u7684\u4ef7\u683c<\/li>\n<li>\u826f\u597d\u7684\u710a\u63a5\u6027\u80fd<\/li>\n<li>\u53ef\u4ee5\u4fee\u7406<\/li>\n<li>\u4fdd\u8d28\u671f\u957f\u3002<\/li>\n<\/ol>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h3>HASL PCB\u8868\u9762\u5904\u7406\u7684\u7f3a\u70b9\uff1a<\/h3>\n<ol>\n<li>\u4e0d\u9002\u7528\u4e8e\u7ec6\u95f4\u8ddd\u5143\u5668\u4ef6\u548c\u5c0f\u578b\u5143\u5668\u4ef6<\/li>\n<li>\u4e0d\u5e73\u6574\u7684\u8868\u9762\uff0c<\/li>\n<li>\u70ed\u51b2\u51fb<\/li>\n<li>\u4e0d\u9002\u7528\u4e8eHDI PCB\u3002<\/li>\n<\/ol>\n<p>\u5728PCB\u7ec4\u88c5\u8fc7\u7a0b\u4e2d\uff0c\u5f88\u5bb9\u6613\u4ea7\u751f\u710a\u73e0\uff0c\u8fd9\u5bb9\u6613\u5bfc\u81f4\u7ec6\u95f4\u8ddd\u5143\u5668\u4ef6\u77ed\u8def\u3002 \u5728\u53cc\u9762PCB\u8868\u9762\u8d34\u88c5\u5de5\u827a\u4e2d\uff0c\u7531\u4e8e\u53e6\u4e00\u9762\u5df2\u7ecf\u8fc7\u9ad8\u6e29\u56de\u6d41\u710a\u63a5\uff0c\u710a\u6599\u6781\u6613\u91cd\u65b0\u7194\u5316\uff0c\u5e76\u5728\u91cd\u529b\u4f5c\u7528\u4e0b\u5f62\u6210\u710a\u73e0\u6216\u7c7b\u4f3c\u6c34\u73e0\u7684\u7403\u72b6\u710a\u6599\uff0c\u5bfc\u81f4\u8868\u9762\u4e0d\u5e73\u6574\uff0c\u4ece\u800c\u5f71\u54cd\u710a\u63a5\u8d28\u91cf\u3002<\/p>\n<p>HASL PCB\u8868\u9762\u5904\u7406\u6280\u672f\u66fe\u4e00\u5ea6\u5728PCB\u8868\u9762\u5904\u7406\u6280\u672f\u9886\u57df\u5360\u636e\u4e3b\u5bfc\u5730\u4f4d\u3002\u5728\u8fc7\u53bb\u7684\u51e0\u5e74\u91cc\uff0c\u8d85\u8fc7\u56db\u5206\u4e4b\u4e09\u7684PCB\u90fd\u91c7\u7528\u4e86HASL\u5de5\u827a\uff0c\u4f46\u8fc7\u53bb\u5341\u5e74\u95f4\uff0c\u8be5\u884c\u4e1a\u5bf9HASL\u7684\u4f7f\u7528\u91cf\u4e00\u76f4\u5728\u51cf\u5c11\u3002 HASL PCB\u8868\u9762\u5904\u7406\u5de5\u827a\u4e0d\u4ec5\u6c61\u67d3\u73af\u5883\u3001\u6c14\u5473\u523a\u9f3b\uff0c\u800c\u4e14\u5b58\u5728\u5b89\u5168\u9690\u60a3\uff0c\u56e0\u6b64\u4ece\u672a\u53d7\u5230\u9752\u7750\uff0c\u4f46\u5bf9\u4e8e\u8f83\u5927\u5c3a\u5bf8\u7684\u5143\u5668\u4ef6\u548c\u95f4\u8ddd\u8f83\u5bbd\u7684\u7ebf\u8def\u800c\u8a00\uff0c\u8be5\u5de5\u827a\u8868\u73b0\u5c24\u4e3a\u51fa\u8272\u3002<\/p>\n<p>\u5728\u9ad8\u5bc6\u5ea6PCB\u4e2d\uff0cHASL\u5de5\u827a\u7684\u5e73\u6574\u5ea6\u4f1a\u5f71\u54cd\u540e\u7eed\u7684\u7ec4\u88c5\uff1b\u56e0\u6b64\uff0cHDI\u677f\u901a\u5e38\u4e0d\u91c7\u7528HASL\u4f5c\u4e3a\u8868\u9762\u5904\u7406\u5de5\u827a\u3002 \u968f\u7740\u6280\u672f\u7684\u8fdb\u6b65\uff0c\u4e1a\u754c\u73b0\u5df2\u51fa\u73b0\u9002\u7528\u4e8eQFP\u548cBGA\u7b49\u66f4\u5c0f\u7ec4\u88c5\u95f4\u8ddd\u7684HASL\u5de5\u827a\uff0c\u4f46\u5b9e\u9645\u5e94\u7528\u8f83\u5c11\u3002\u76ee\u524d\uff0c\u90e8\u5206\u5de5\u5382\u91c7\u7528OSP\u5de5\u827a\u548cENIG\u5de5\u827a\u6765\u66ff\u4ee3HASL\u5de5\u827a\u3002<\/p>\n<p>\u968f\u7740\u6280\u672f\u7684\u8fdb\u6b65\uff0c\u4e00\u4e9b\u5de5\u5382\u4e5f\u5f00\u59cb\u91c7\u7528\u6d78\u9521\u548c\u6d78\u94f6\u5de5\u827a\u3002\u52a0\u4e4b\u8fd1\u5e74\u6765\u65e0\u94c5\u5316\u7684\u8d8b\u52bf\uff0cHASL PCB\u8868\u9762\u5904\u7406\u6280\u672f\u7684\u4f7f\u7528\u8303\u56f4\u8fdb\u4e00\u6b65\u53d7\u5230\u9650\u5236\u3002\u5c3d\u7ba1\u5df2\u7ecf\u51fa\u73b0\u4e86\u65e0\u94c5HASL\u8868\u9762\u5904\u7406\u6280\u672f\uff0c\u4f46\u8fd9\u4f1a\u6d89\u53ca\u8bbe\u5907\u517c\u5bb9\u6027\u95ee\u9898\u3002<\/p>\n<h3>3. OSP\uff08\u6709\u673a\u53ef\u710a\u6027\u4fdd\u62a4\u5242\uff09<\/h3>\n<div class=\"row align-middle\"  id=\"row-1076680981\">\n\n\t<div id=\"col-688420729\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1774586234\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"597\" height=\"476\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72472.png\" class=\"attachment-original size-original\" alt=\"OSP\uff08\u6709\u673a\u53ef\u710a\u6027\u4fdd\u62a4\u5242\uff09\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72472.png 597w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72472-300x239.png 300w\" sizes=\"(max-width: 597px) 100vw, 597px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1774586234 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-148161079\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p>OSP PCB\u8868\u9762\u5904\u7406\u7684\u4f18\u52bf\uff1a<\/p>\n<ol>\n<li>\u5e73\u5766\u8868\u9762<\/li>\n<li>\u65e0\u94c5<\/li>\n<li>\u7b80\u5355\u7684\u6d41\u7a0b<\/li>\n<li>\u6027\u4ef7\u6bd4\u9ad8<\/li>\n<li>\u53ef\u4ee5\u4fee\u590d\u5df2\u8fc7\u671f\uff08\u4e09\u4e2a\u6708\uff09\u7684\u7535\u8def\u677f\uff0c\u4f46\u901a\u5e38\u53ea\u80fd\u4fee\u590d\u4e00\u6b21\u3002<\/li>\n<\/ol>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h3>OSP PCB\u8868\u9762\u5904\u7406\u7684\u7f3a\u70b9\uff1a<\/h3>\n<ol>\n<li>\u4fdd\u8d28\u671f\u77ed\uff0c<\/li>\n<li>\u65e0\u6cd5\u6d4b\u91cf\u539a\u5ea6<\/li>\n<li>\u4e0d\u9002\u7528\u4e8ePTH\uff08\u901a\u5b54\u7535\u9540\uff09<\/li>\n<li>\u6027\u8d28\u654f\u611f\uff0c\u6613\u53d7\u9178\u548c\u6e7f\u6c14\u7684\u5f71\u54cd\u3002<\/li>\n<\/ol>\n<p>\u7528\u4e8e\u7b2c\u4e8c\u6b21\u56de\u6d41\u710a\u63a5\uff0c\u9700\u5728\u89c4\u5b9a\u65f6\u95f4\u5185\u5b8c\u6210\u3002\u901a\u5e38\uff0c\u7b2c\u4e8c\u6b21\u56de\u6d41\u710a\u63a5\u7684\u6548\u679c\u8f83\u5dee\u3002OSP \u662f\u4e00\u79cd\u7edd\u7f18\u5c42\uff0c\u56e0\u6b64\u5728\u63a2\u9488\u63a5\u89e6\u8fdb\u884c\u7535\u6c14\u6d4b\u8bd5\u4e4b\u524d\uff0c\u5fc5\u987b\u7528\u710a\u818f\u8986\u76d6\u6d4b\u8bd5\u57ab\uff0c\u4ee5\u53bb\u9664\u539f\u6709\u7684 OSP\u3002<\/p>\n<p>\u5bf9\u4e8e\u4f4e\u6280\u672f\u542b\u91cf\u7684PCB\uff0c\u6211\u4eec\u53ef\u4ee5\u91c7\u7528OSP\u8868\u9762\u5904\u7406\u5de5\u827a\u3002\u8be5\u5de5\u827a\u4e5f\u53ef\u7528\u4e8e\u9ad8\u79d1\u6280PCB\uff0c\u4f8b\u5982\u5355\u9762\u7535\u89c6PCB\u548c\u9ad8\u5bc6\u5ea6\u82af\u7247\u5c01\u88c5PCB\u3002 \u5bf9\u4e8eBGA\uff0cOSP\u5e94\u7528\u5e7f\u6cdb\u3002\u5982\u679cPCB\u6ca1\u6709\u8868\u9762\u8fde\u63a5\u529f\u80fd\u8981\u6c42\u6216\u4fdd\u8d28\u671f\u9650\u5236\uff0cOSP\u5de5\u827a\u5c06\u662f\u7406\u60f3\u7684\u8868\u9762\u5904\u7406\u65b9\u5f0f\u3002 \u7136\u800c\uff0cOSP\u4e0d\u9002\u7528\u4e8e\u5c11\u91cf\u591a\u6837\u7684\u4ea7\u54c1\uff0c\u4e5f\u4e0d\u9002\u7528\u4e8e\u9700\u6c42\u9884\u6d4b\u4e0d\u786e\u5b9a\u7684\u4ea7\u54c1\u3002\u5982\u679c\u516c\u53f8\u7684\u5370\u5237\u7535\u8def\u677f\u5e93\u5b58\u7ecf\u5e38\u8d85\u8fc7\u516d\u4e2a\u6708\uff0c\u5219\u4e0d\u5efa\u8bae\u4f7f\u7528OSP\u8868\u9762\u5904\u7406\u7684PCB\u677f\u3002<\/p>\n<h3>4. ENIG\uff08\u65e0\u7535\u9540\u954d\u6d78\u91d1\uff09<\/h3>\n<div class=\"row align-middle\"  id=\"row-1310349793\">\n\n\t<div id=\"col-1902098520\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1165989223\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"553\" height=\"388\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72473.png\" class=\"attachment-original size-original\" alt=\"ENIG\uff08\u65e0\u7535\u9540\u954d\u6d78\u91d1\uff09\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72473.png 553w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72473-300x210.png 300w\" sizes=\"(max-width: 553px) 100vw, 553px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1165989223 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-336555680\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>Enig PCB\u8868\u9762\u5904\u7406\u7684\u4f18\u52bf\uff1a<\/h3>\n<ol>\n<li>\u4e0d\u6613\u6c27\u5316<\/li>\n<li>\u4fdd\u8d28\u671f\u957f<\/li>\n<li>\u5e73\u6574\u8868\u9762<\/li>\n<li>\u65e0\u94c5<\/li>\n<li>\u53ef\u4ee5\u4fee\u7406<\/li>\n<li>PTH\uff08\u901a\u5b54\uff09\u7684\u826f\u597d\u5bfc\u7535\u6027<\/li>\n<li>\u9002\u7528\u4e8e\u7ec6\u95f4\u8ddd\u5143\u5668\u4ef6\u3001\u5c0f\u578b\u5143\u5668\u4ef6\u4ee5\u53ca\u710a\u76d8\u8f83\u5c0f\u7684\u5143\u5668\u4ef6<\/li>\n<li>\u5efa\u8bae\u642d\u914d\u952e\u76d8PCB\u677f\u4f7f\u7528<\/li>\n<li>\u591a\u6b21\u91cd\u590d\u56de\u6d41\u710a\u63a5\u5e76\u4e0d\u4e00\u5b9a\u4f1a\u964d\u4f4e\u5176\u53ef\u710a\u6027\u3002Enig PCB\u8868\u9762\u5904\u7406\u53ef\u4f5c\u4e3aCOB\uff08\u82af\u7247\u8d34\u88c5\uff09\u7684\u57fa\u6750\u3002<\/li>\n<\/ol>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h3>Enig PCB\u8868\u9762\u5904\u7406\u7684\u7f3a\u70b9<\/h3>\n<ol>\n<li>\u66f4\u8d35<\/li>\n<li>\u710a\u63a5\u5f3a\u5ea6\u4e0d\u8db3<\/li>\n<li>\u7531\u4e8e\u91c7\u7528\u4e86\u954d\u7535\u9540\u5de5\u827a\uff0c\u56e0\u6b64\u5f88\u5bb9\u6613\u51fa\u73b0\u201c\u9ed1\u57ab\u7247\u201d\u6216\u201c\u9ed1\u954d\u201d\u7684\u95ee\u9898\u3002<\/li>\n<\/ol>\n<p>\u4e0eOSP\u8868\u9762\u5904\u7406\u4e0d\u540c\uff0cENIG PCB\u8868\u9762\u5904\u7406\u4e3b\u8981\u5e94\u7528\u4e8e\u5177\u6709\u529f\u80fd\u6027\u8868\u9762\u8fde\u63a5\u8981\u6c42\u4e14\u9700\u957f\u671f\u4fdd\u5b58\u7684PCB\u677f\u3002\u7531\u4e8eHASL\u5de5\u827a\u7684\u5e73\u6574\u5ea6\u4ee5\u53caOSP\u5de5\u827a\u4e2d\u52a9\u710a\u5242\u7684\u53bb\u9664\uff0cENIG\u66fe\u88ab\u5e7f\u6cdb\u91c7\u7528\u3002 \u4f46\u7531\u4e8eENIG PCB\u8868\u9762\u5904\u7406\u4e2d\u51fa\u73b0\u4e86\u201c\u9ed1\u710a\u76d8\u201d\u73b0\u8c61\uff0cENIG\u6280\u672f\u7684\u5e94\u7528\u8303\u56f4\u5df2\u6709\u6240\u7f29\u51cf\u3002 \u901a\u5e38\uff0c\u4fbf\u643a\u5f0f\u7535\u5b50\u4ea7\u54c1\uff08\u5982\u624b\u673a\uff09\u51e0\u4e4e\u90fd\u91c7\u7528 OSP\u3001\u6d78\u9521\u548c\u6d78\u94f6\u5de5\u827a\u3002\u800c\u5728\u6309\u952e\u533a\u57df\u3001\u63a5\u89e6\u533a\u57df\u548c EMI \u5c4f\u853d\u533a\u57df\u91c7\u7528 ENIG \u5de5\u827a\uff0c\u8fd9\u88ab\u79f0\u4e3a\u9009\u62e9\u6027 ENIG PCB \u8868\u9762\u5904\u7406\u6280\u672f\u3002<\/p>\n<h3>5. \u6d78\u9540\u94f6\uff08IAg\uff09<\/h3>\n<div class=\"row align-middle\"  id=\"row-1896441132\">\n\n\t<div id=\"col-1110236326\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1118668025\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"719\" height=\"482\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72474.png\" class=\"attachment-original size-original\" alt=\"\u6d78\u94f6\uff08IAg\uff09\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72474.png 719w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72474-300x201.png 300w\" sizes=\"(max-width: 719px) 100vw, 719px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1118668025 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1455107368\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>\u94f6\u6d78\u9540PCB\u7684\u4f18\u52bf\uff1a<\/h3>\n<ol>\n<li>\u6bd4ENIGFlat\u8868\u9762\u66f4\u4fbf\u5b9c<\/li>\n<li>\u9002\u7528\u4e8e\u7ec6\u95f4\u8ddd\u5143\u5668\u4ef6\u3001\u5c0f\u578b\u5143\u5668\u4ef6\u548cBGA\u5143\u5668\u4ef6<\/li>\n<li>\u826f\u597d\u7684\u53ef\u710a\u6027<\/li>\n<li>\u65e0\u94c5\uff0c\u53ef\u4fee\u590d<\/li>\n<\/ol>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h3>\u94f6\u6d78\u9540PCB\u7684\u7f3a\u70b9\uff1a<\/h3>\n<ol>\n<li>\u5bf9\u64cd\u4f5c\u975e\u5e38\u654f\u611f<\/li>\n<li>\u9700\u8981\u9ad8\u5b58\u50a8\u6761\u4ef6<\/li>\n<li>\u5b83\u5f88\u5bb9\u6613\u53d7\u5230\u6c61\u67d3\u3001\u6c27\u5316<\/li>\n<\/ol>\n<p>\u6d78\u94f6\u5de5\u827a\u4ecb\u4e8eENIG\u548c\u65e0\u7535\u9540\u954d\u4e4b\u95f4\uff0c\u64cd\u4f5c\u7b80\u5355\u4e14\u901f\u5ea6\u5feb\u3002\u5373\u4f7f\u5728\u9ad8\u6e29\u9ad8\u6e7f\u73af\u5883\u4e0b\uff0c\u94f6\u5c42\u4ecd\u80fd\u4fdd\u6301\u826f\u597d\u7684\u53ef\u710a\u6027\uff0c\u4f46\u4f1a\u5931\u53bb\u5149\u6cfd\u3002\u5982\u679cPCB\u6709\u8fde\u63a5\u529f\u80fd\u8981\u6c42\u4e14\u9700\u8981\u964d\u4f4e\u6210\u672c\uff0c\u6d78\u94f6\u5de5\u827a\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002<\/p>\n<p>\u6d78\u94f6PCB\u5177\u6709\u826f\u597d\u7684\u5e73\u6574\u5ea6\u548c\u63a5\u89e6\u6027\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u901a\u4fe1\u3001\u6c7d\u8f66\u3001\u8ba1\u7b97\u673a\u4ea7\u54c1\u4ee5\u53ca\u9ad8\u901f\u4fe1\u53f7\u8bbe\u8ba1\u9886\u57df\u3002\u7531\u4e8e\u5176\u4f18\u826f\u7684\u7535\u5b66\u6027\u80fd\uff0c\u6d78\u94f6\u5de5\u827a\u4e5f\u53ef\u7528\u4e8e\u9ad8\u9891\u4fe1\u53f7\u3002EMS\u63a8\u8350\u91c7\u7528\u6d78\u94f6\u5de5\u827a\uff0c\u56e0\u4e3a\u8be5\u5de5\u827a\u6613\u4e8e\u7ec4\u88c5\u4e14\u5177\u6709\u826f\u597d\u7684\u68c0\u6d4b\u6027\u80fd\u3002<\/p>\n<h3>6. 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x md-x lg-x y md-y lg-y\" id=\"image_1893418177\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"955\" height=\"555\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72476.png\" class=\"attachment-original size-original\" alt=\"\u65e0\u7535\u9540\u954d\u3001\u65e0\u7535\u9540\u94af\u3001\u6d78\u9540\u91d1\uff08ENEPIG\uff09\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72476.png 955w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72476-300x174.png 300w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/\u56fe\u72476-768x446.png 768w\" sizes=\"(max-width: 955px) 100vw, 955px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1893418177 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-997679826\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  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\u954d\u5c42\u7684\u539a\u5ea6\u901a\u5e38\u4e3a120~240\u03bcin\uff08\u7ea63~6\u03bcm\uff09\uff0c\u94af\u5c42\u4e3a4~20\u03bcin\uff08\u7ea60.1~0.5\u03bcm\uff09\uff0c 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content=\"https:\/\/uetpcb.com\/zh-CN\/common-pcb-surface-finishes\/\" \/>\n<meta property=\"og:site_name\" content=\"UETPCB\" \/>\n<meta property=\"article:published_time\" content=\"2021-04-09T07:29:46+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-05-09T07:01:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/image-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"330\" \/>\n\t<meta property=\"og:image:height\" content=\"310\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"liuxiaoyan\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"liuxiaoyan\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 \u5206\" \/>\n<script type=\"application\/ld+json\" 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