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\u3000\u3000<\/p>\n

\u4e00\u3001BGA\u5c01\u88c5\u7684\u4f18\u70b9<\/h2>\n
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\u3000\u3000 $\"BGA\u5c01\u88c5\u7684\u4f18\u70b9\"$ <\/p>\n
\u3000\u30002\u3001BGA\u5c01\u88c5\u505a\u4e3a\u4e3b\u6d41\u7684\u5c01\u88c5\u65b9\u5f0f\uff0c\u5b83\u8fd8\u5177\u6709\u66f4\u9ad8\u7535\u6027\u80fd\u7684\u4f18\u52bf\u3002BGA\u5c01\u88c5\u5185\u5b58\u7684\u5f15\u811a\u672c\u662f\u7531\u82af\u7247\u4e2d\u5fc3\u5411\u5916\u5f15\u51fa\uff0c\u53ef\u4ee5\u6709\u6548\u7684\u7f29\u77ed\u4fe1\u53f7\u4f20\u5bfc\u8def\u5f84\u3002\u51cf\u5c11\u4e86\u4fe1\u53f7\u635f\u5931\uff0c\u800c\u4e14\u82af\u7247\u7684\u6297\u5e72\u6270\u3001\u6297\u566a\u58f0\u6027\u80fd\u4e5f\u66f4\u5927\u66f4\u597d\u3002<\/p>\n
\u3000\u3000<\/p>\n
\u4e8c\u3001\u5728\u4e86\u89e3\u5b8cBGA\u5c01\u88c5\u7684\u4f18\u70b9\u540e\uff0c\u6211\u4eec\u518d\u6765\u770b\u4e00\u4e0bBGA\u5c01\u88c5\u7684\u7f3a\u70b9<\/h2>\n
\u3000\u3000\u5bf9\u710a\u70b9\u7684\u53ef\u9760\u6027\u8981\u6c42\u66f4\u4e25\u683c\u3002<\/p>\n
\u3000\u30001\u3001BGA\u5c01\u88c5\u65b9\u5f0f\u7531\u4e8e\u5176\u4f53\u79ef\u5c0f\uff0c\u90a3\u5bf9\u4e8e\u710a\u70b9\u7684\u8981\u6c42\u5c31\u975e\u5e38\u9ad8\uff0c\u5982\u679c\u4e00\u65e6\u710a\u70b9\u51fa\u73b0\u7a7a\u710a\uff0c\u865a\u710a\u7b49\u95ee\u9898\uff0c\u90a3\u4e48\u76f4\u63a5\u5c31\u4f1a\u9020\u6210BGA\u5c01\u88c5\u5931\u8d25\u3002\u5982\u4f55\u63d0\u9ad8BGA\u710a\u70b9\u7684\u53ef\u9760\u6027\uff0c\u90a3\u4e48\u8fd9\u91cc\u63a8\u8350\u8981\u7528\u5230\u53ef\u9760\u7684BGA\u8fd4\u4fee\u53f0<\/a>\u8bbe\u5907\u3002<\/p>\n
2\u3001BGA\u5c01\u88c5\u7531\u4e8e\u8981\u6c42\u53ef\u9760\u6027\u9ad8\uff0c\u90a3\u4e48\u4ed6\u7684\u8fd4\u4fee\u65b9\u6cd5\u76f8\u5bf9\u4e8e\u5176\u5b83\u5c01\u88c5\u65b9\u5f0f\u6765\u8bf4\u96be\u5ea6\u8f83\u5927\uff0c\u800c\u4e14BGA\u82af\u7247\u9700\u8981\u7ecf\u8fc7\u91cd\u65b0\u690d\u7403\u540e\u518d\u4f7f\u7528\u3002<\/p>\n
$\"BGA\u5c01\u88c5\u7684\u7f3a\u70b9\"$
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\u3000\u3000\u4ee5\u4e0a\u5c31\u662fBGA\u5c01\u88c5\u65b9\u5f0f\u7684\u4f18\u7f3a\u70b9\uff0c\u76f8\u4fe1\u5927\u5bb6\u770b\u4e86\u540e\u80fd\u591f\u5f88\u597d\u7684\u7406\u89e3\u5982\u4f55\u6765\u9009\u62e9\u5c01\u88c5\u65b9\u5f0f\u4e86\u3002\u5bf9\u4e8e\u5176\u5b83\u51e0\u79cd\u5c01\u88c5\u65b9\u5f0f\u5728\u8fd9\u91cc\u4e5f\u7b80\u5355\u7684\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e0b\u3002<\/p>\n
\u3000\u3000LQFP\u4e5f\u5c31\u662f\u8584\u578bQFP(Low-profile Quad Flat Package)\u6307\u5c01\u88c5\u672c\u4f53\u539a\u5ea6\u4e3a1.4mm\u7684QFP\uff0c\u662f\u65e5\u672c\u7535\u5b50\u673a\u68b0\u5de5\u4e1a\u4f1a\u5236\u5b9a\u7684\u65b0QFP\u5916\u5f62\u89c4\u683c\u6240\u7528\u7684\u540d\u79f0\u3002\u5176\u4f18\u70b9\u662f\u53ef\u9760\u6027\u6bd4\u8f83\u9ad8\uff0c\u800c\u4e14\u5176\u5c01\u88c5\u5916\u5f62\u5c3a\u5bf8\u8f83\u5c0f\uff0c\u5bc4\u751f\u53c2\u6570\u51cf\u5c0f\uff0c\u9002\u5408\u9ad8\u9891\u5e94\u7528\u3002LQFP\u7684\u7f3a\u70b9\u662f\u4f7f\u7528\u9762\u4e0d\u5e7f\u8fd4\u4fee\u8d77\u6765\u5229\u6da6\u4e0d\u9ad8\u3002<\/p>\n
\u3000\u3000SMT\u5c01\u88c5\u662f\u8868\u9762\u8d34\u88c5\u6280\u672f\uff0cQFP\\BGA\u7b49\u90fd\u5c5e\u4e8e\u8d34\u7247\u3002SMT\u5c01\u88c5\u7684\u4f18\u70b9\u5728\u4e8e\u5185\u5b58\u9891\u7387\u3001\u4f20\u8f93\u901f\u7387\u3001\u7535\u5668\u6027\u80fd\u7b49\u90fd\u6bd4\u8f83\uff0c\u4f46\u7f3a\u70b9\u662f\u5176\u5c01\u88c5\u9762\u79ef\u8f83\u5927\uff0c\u5185\u5b58\u5b89\u88c5\u82af\u7247\u7684\u6570\u91cf\u5c11\uff0c\u5185\u5b58\u5bb9\u91cf\u4e5f\u5c11\u3002<\/p>\n
\u3000\u3000DIP\u5c01\u88c5\u4e5f\u53eb\u53cc\u5217\u76f4\u63d2\u5f0f\u5c01\u88c5\u6280\u672f\uff0c\u5b83\u662f\u4e2d\u5c0f\u89c4\u6a21\u96c6\u6210\u7535\u8def\u7684\u5c01\u88c5\u65b9\u5f0f\u3002DIP\u5c01\u88c5\u65b9\u5f0f\u7684\u4f18\u70b9\u5728\u4e8ePCB\u4e0a\u7a7f\u5b54\u710a\u63a5\uff0c\u64cd\u4f5c\u65b9\u4fbf\uff0c\u82af\u7247\u9762\u79ef\u4e0e\u5c01\u88c5\u9762\u79ef\u4e4b\u95f4\u7684\u6bd4\u4f8b\u8f83\u5927\u3002\u7f3a\u70b9\u5c31\u662f\u4ed6\u7684\u4f53\u79ef\u5927\uff0c\u4e0d\u597d\u653e\u7f6e\u3002<\/p>\n
\u3000\u3000\u901a\u8fc7\u4ee5\u4e0a\u5bf9\u5404\u79cdBGA\u5c01\u88c5\u65b9\u5f0f\u7684\u4f18\u7f3a\u70b9\u5206\u6790\u5bf9\u6bd4\u53ef\u4ee5\u5f97\u51fa\u6765\uff0c\u4e0d\u540c\u7684BGA\u5c01\u88c5\u65b9\u5f0f\u6709\u5404\u81ea\u7684\u957f\u5904\u548c\u77ed\u5904\uff0c\u5176\u5b9e\u53ef\u4ee5\u8bf4\u6ca1\u6709\u4e00\u79cd\u5c01\u88c5\u65b9\u5f0f\u662f\u5b8c\u7f8e\u7684\uff0c\u6211\u4eec\u5728\u9009\u62e9\u4f7f\u7528\u4f55\u79cd\u5c01\u88c5\u65b9\u5f0f\u7684\u65f6\u5019\uff0c\u53ea\u9700\u8981\u4fdd\u8bc1\u9009\u62e9\u6700\u9002\u5408\u81ea\u5df1\u7684\u65b9\u5f0f\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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