{"id":9980,"date":"2025-11-10T03:32:38","date_gmt":"2025-11-10T03:32:38","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=9980"},"modified":"2025-11-10T03:32:39","modified_gmt":"2025-11-10T03:32:39","slug":"underfill-vs-corner-bond-reliability","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/zh_hk\/%e5%a1%ab%e5%85%85%e4%b8%8d%e8%b6%b3%e8%88%87%e8%a7%92%e8%90%bd%e7%84%8a%e9%bb%9e%e5%8f%af%e9%9d%a0%e6%80%a7\/","title":{"rendered":"\u586b\u5145\u4e0d\u8db3\u6216\u89d2\u710a\uff1a\u5728\u632f\u52d5\u53ef\u9760\u6027\u4e2d\u9078\u64c7\u8f03\u5c0f\u7684\u60e1"},"content":{"rendered":"<p>\u5728\u8a2d\u8a08\u5805\u56fa\u7684\u5370\u5237\u96fb\u8def\u677f\u7d44\u88dd\u4e2d\uff0c\u9078\u64c7\u586b\u5145\u548c\u89d2\u63a5\u5408\u662f\u6700\u5177\u5f71\u97ff\u529b\u7684\u6c7a\u5b9a\u4e4b\u4e00\u3002\u9019\u662f\u4e00\u500b\u7d93\u5178\u7684\u5de5\u7a0b\u53d6\u6368\u554f\u984c\u3002\u6c92\u6709\u5b8c\u7f8e\u7684\u7b54\u6848\uff0c\u53ea\u6709\u91dd\u5c0d\u60a8\u7684\u7279\u5b9a\u61c9\u7528\u7684\u300c\u8f03\u4f73\u4e4b\u60e1\u300d\u3002\u4e00\u65b9\u9762\uff0c\u662f\u6bdb\u7d30\u586b\u5145\uff0c\u4e00\u7a2e\u525b\u6027\u74b0\u6c27\u6a39\u8102\uff0c\u50cf\u5821\u58d8\u4e00\u6a23\u5c07\u5143\u4ef6\u9396\u5b9a\u5728\u677f\u4e0a\uff0c\u4f46\u5c07\u4efb\u4f55\u672a\u4f86\u7684\u670d\u52d9\u8f49\u8b8a\u70ba\u7834\u58de\u6027\u624b\u8853\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u662f\u5f48\u6027\u89d2\u63a5\u5408\uff0c\u4e00\u7a2e\u7e8f\u7d50\u7684\u9ecf\u5408\u5291\uff0c\u5438\u6536\u9707\u52d5\u540c\u6642\u4fdd\u6301\u91cd\u65b0\u5de5\u4f5c\u7684\u7a7a\u9593\u3002<\/p>\n\n\n\n<p>\u5728Bester 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id=\"the-unseen-enemy-how-vibration-cracks-solder-joints\">\u672a\u898b\u7684\u6575\u4eba\uff1a\u9707\u52d5\u5982\u4f55\u88c2\u89e3\u710a\u9ede<\/h2>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/solder-joint-fatigue-diagram.jpg\" alt=\"\u793a\u610f\u5716\uff0c\u986f\u793a\u96fb\u8def\u677f\u5f4e\u66f2\uff0c\u5c0dBGA\u5143\u4ef6\u7684\u5916\u5c64\u710a\u7403\u65bd\u52a0\u61c9\u529b\uff0c\u5c0e\u81f4\u88c2\u7d0b\u3002\" title=\"\u56e0\u632f\u52d5\u5f15\u8d77\u7684\u710a\u9ede\u75b2\u52de\u793a\u610f\u5716\"\/><figcaption class=\"wp-element-caption\">\u9707\u52d5\u5c0e\u81f4\u96fb\u8def\u677f\u5f4e\u66f2\uff0c\u5c07\u61c9\u529b\u96c6\u4e2d\u5728\u525b\u6027\u7684\u710a\u9ede\u4e0a\uff0c\u96a8\u6642\u9593\u53ef\u80fd\u5c0e\u81f4\u75b2\u52de\u548c\u5931\u6548\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u8981\u9078\u64c7\u9632\u79a6\uff0c\u4f60\u9996\u5148\u5fc5\u9808\u4e86\u89e3\u653b\u64ca\u3002\u5c0d\u65bc\u7403\u67f5\u9663\uff08BGA\uff09\u4f86\u8aaa\uff0c\u9707\u52d5\u662f\u4e00\u7a2e\u6301\u7e8c\u4e14\u5faa\u74b0\u7684\u529b\u91cf\u3002\u554f\u984c\u4e0d\u662f\u9707\u52d5\u672c\u8eab\uff0c\u800c\u662f\u5b83\u5728\u525b\u6027BGA\u5c01\u88dd\u548c\u8f03\u70ba\u67d4\u8edf\u7684\u96fb\u8def\u677f\u4e4b\u9593\u7522\u751f\u7684\u5dee\u7570\u6027\u5f4e\u66f2\u3002\u60f3\u50cf\u4e00\u584a\u5805\u786c\u7684\u9676\u74f7\u78da\u88ab\u9ecf\u8cbc\u5728\u6b63\u5728\u6301\u7e8c\u8b8a\u5f62\u7684\u6a61\u81a0\u588a\u4e0a\u3002\u61c9\u529b\u4e26\u4e0d\u50b3\u905e\u5230\u78da\u6216\u588a\u5b50\uff0c\u800c\u662f\u5b8c\u5168\u96c6\u4e2d\u5728\u9023\u63a5\u5b83\u5011\u7684\u8584\u800c\u8106\u7684\u81a0\u5c64\u4e2d\u3002<\/p>\n\n\n\n<p>\u5728PCBA\u4e2d\uff0c\u710a\u7403\u5c31\u50cf\u90a3\u5c64\u81a0\u6c34\u3002\u96a8\u8457\u96fb\u8def\u677f\u5f4e\u66f2\uff0c\u6700\u5916\u5c64\u7684\u710a\u9ede\u627f\u53d7\u5de8\u5927\u7684\u62c9\u4f38\u548c\u526a\u5207\u61c9\u529b\uff0c\u4e00\u6b21\u53c8\u4e00\u6b21\u7684\u5faa\u74b0\u3002\u9019\u6703\u5c0e\u81f4\u5fae\u88c2\u7e2b\u96a8\u6642\u9593\u64f4\u5c55\uff0c\u6700\u7d42\u5c0e\u81f4\u65b7\u8def\u548c\u56b4\u91cd\u5931\u6548\u3002\u9019\u5c31\u662f\u710a\u9ede\u75b2\u52de\u3002\u5b83\u662f\u9632\u6b62\u586b\u5145\u548c\u89d2\u63a5\u5408\u7684\u4e3b\u8981\u5931\u6548\u6a21\u5f0f\uff0c\u5118\u7ba1\u5b83\u5011\u7684\u7406\u8ad6\u5b8c\u5168\u4e0d\u540c\u3002<\/p>\n\n\n<h2 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src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/bga-underfill-cross-section.jpg\" alt=\"\u986f\u793aBGA\u82af\u7247\u4e0b\u65b9\u7a7a\u9593\u5b8c\u5168\u586b\u5145\u56fa\u614b\u74b0\u6c27\u6a39\u8102\uff0c\u5305\u88f9\u710a\u7403\u4e26\u5c07\u82af\u7247\u8207\u96fb\u8def\u677f\u9ecf\u5408\u7684\u5716\u793a\u3002\" title=\"\u5e36\u6709\u586b\u5145\u7684BGA\u5143\u4ef6\u5256\u9762\u5716\"\/><figcaption 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class=\"wp-block-heading\" id=\"the-flexible-guardian-understanding-elastomeric-cornerbond\">\u9748\u6d3b\u7684\u5b88\u8b77\u8005\uff1a\u4e86\u89e3\u5f48\u6027\u89d2\u63a5\u5408<\/h2>\n\n\n<p>\u89d2\u710a\uff0c\u53c8\u7a31\u70ba\u908a\u710a\uff0c\u91c7\u53d6\u76f8\u53cd\u7684\u65b9\u6cd5\u3002\u5b83\u4e0d\u4f7f\u7528\u786c\u8cea\u3001\u5168\u8986\u84cb\u7684\u74b0\u6c27\uff0c\u800c\u662f\u5728BGA\u5c01\u88dd\u7684\u56db\u500b\u89d2\u843d\u5857\u62b9\u5177\u6709\u5f48\u6027\u3001\u6a61\u81a0\u72c0\u7684\u7c98\u5408\u5291\u3002\u5b83\u4e0d\u6703\u5728\u5143\u4ef6\u4e0b\u65b9\u6d41\u52d5\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"how-it-works-absorbing-energy-at-the-edges\">\u904b\u4f5c\u65b9\u5f0f\uff1a\u5728\u908a\u7de3\u5438\u6536\u80fd\u91cf<\/h3>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/bga-component-with-corner-bond.jpg\" alt=\"\u4e00\u5f35\u7279\u5beb\u7167\u7247\uff0c\u986f\u793a\u96fb\u8def\u677f\u4e0a\u7684BGA\u82af\u7247\uff0c\u56db\u89d2\u5857\u6709\u9ed1\u8272\u81a0\u9ecf\u5291\u4ee5\u56fa\u5b9a\u5b83\u3002\" title=\"\u7528\u5f48\u6027\u89d2\u710a\u81a0\u56fa\u5b9a\u7684BGA\"\/><figcaption 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