{"id":1652,"date":"2018-12-06T03:49:50","date_gmt":"2018-12-06T03:49:50","guid":{"rendered":""},"modified":"2018-12-06T11:50:31","modified_gmt":"2018-12-06T03:50:31","slug":"%e5%bd%b1%e5%93%8dpcb%e7%84%8a%e6%8e%a5%e8%b4%a8%e9%87%8f%e7%9a%84%e5%9b%a0%e7%b4%a0%2c%e7%94%bbpcb%e5%9b%be%e6%97%b6%e7%9a%84%e5%bb%ba%e8%ae%ae","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=1652","title":{"rendered":"\u5f71\u54cdPCB\u710a\u63a5\u8d28\u91cf\u7684\u56e0\u7d20,\u753bPCB\u56fe\u65f6\u7684\u5efa\u8bae"},"content":{"rendered":"

\n\t\u4e00\u5f71\u54cdPCB\u710a\u63a5\u8d28\u91cf\u7684\u56e0\u7d20<\/p>\n

\n\t\u4ecePCB\u8bbe\u8ba1\u5230\u6240\u6709\u5143\u4ef6\u710a\u63a5\u5b8c\u6210\u4e3a\u4e00\u4e2a\u8d28\u91cf\u5f88\u9ad8\u7684\u7535\u8def\u677f\uff0c\u9700\u8981PCB\u8bbe\u8ba1\u5de5\u7a0b\u5e08\u4e43\u81f3\u710a\u63a5\u5de5\u827a\u3001\u710a\u63a5\u5de5\u4eba\u7684\u6c34\u5e73\u7b49\u8bf8\u591a\u73af\u8282\u90fd\u6709\u7740\u4e25\u683c\u7684\u628a\u63a7\u3002\u4e3b\u8981\u6709\u4ee5\u4e0b\u56e0\u7d20\uff1aPCB\u56fe\u3001\u7535\u8def\u677f\u7684\u8d28\u91cf\u3001\u5668\u4ef6\u7684\u8d28\u91cf\u3001\u5668\u4ef6\u7ba1\u811a\u7684\u6c27\u5316\u7a0b\u5ea6\u3001\u9521\u818f\u7684\u8d28\u91cf\u3001\u9521\u818f\u7684\u5370\u5237\u8d28\u91cf\u3001\u8d34\u7247\u673a\u7684\u7a0b\u5e8f\u7f16\u5236\u7684\u7cbe\u786e\u7a0b\u5ea6\u3001\u8d34\u7247\u673a\u7684\u8d34\u88c5\u8d28\u91cf\u3001\u56de\u6d41\u710a\u7089\u7684\u6e29\u5ea6\u66f2\u7ebf\u7684\u8bbe\u5b9a\u7b49\u7b49\u56e0\u7d20\u3002<\/p>\n

\n\t <\/div>\n

\n\t\u710a\u63a5\u5382\u672c\u8eab\u65e0\u6cd5\u903e\u8d8a\u7684\u73af\u8282\u5c31\u662fPCB\u753b\u56fe\u7684\u73af\u8282\u3002\u7531\u4e8e\u505a\u7535\u8def\u8bbe\u8ba1\u7684\u4eba\u5f80\u5f80\u4e0d\u710a\u7535\u8def\u677f\u4ece\u800c\u65e0\u6cd5\u83b7\u5f97\u76f4\u63a5\u7684\u710a\u63a5\u7ecf\u9a8c\uff0c\u4e0d\u77e5\u9053\u5f71\u54cd\u710a\u63a5\u7684\u5404\u79cd\u56e0\u7d20;\u800c\u710a\u63a5\u5382\u7684\u5de5\u4eba\u4e0d\u61c2\u753b\u677f\uff0c\u4ed6\u4eec\u53ea\u7ba1\u5b8c\u6210\u751f\u4ea7\u4efb\u52a1\uff0c\u6ca1\u6709\u5fc3\u601d\u3001\u66f4\u6ca1\u6709\u80fd\u529b\u5206\u6790\u9020\u6210\u4e0d\u826f\u710a\u63a5\u7684\u539f\u56e0\u3002\u7531\u4e8e\u8fd9\u4e24\u65b9\u9762\u7684\u4eba\u624d\u5404\u53f8\u5176\u804c\uff0c\u96be\u4ee5\u6709\u673a\u7ed3\u5408\u3002<\/p>\n

\n\t\u4e8c\u753bPCB\u56fe\u65f6\u7684\u5efa\u8bae <\/p>\n

\n\t\u4e0b\u9762\u6211\u5c31PCB\u753b\u56fe\u7684\u73af\u8282\u7ed9\u753bPCB\u56fe\u7684\u8bbe\u8ba1\u5e03\u7ebf\u5de5\u7a0b\u5e08\u4eec\u63d0\u51fa\u4e00\u4e9b\u5efa\u8bae\uff0c\u5e0c\u671b\u5728\u753b\u56fe\u7684\u8fc7\u7a0b\u4e2d\u80fd\u907f\u514d\u51fa\u73b0\u5f71\u54cd\u710a\u63a5\u8d28\u91cf\u7684\u5404\u79cd\u4e0d\u826f\u753b\u6cd5\u3002\u5c06\u4e3b\u8981\u4ee5\u56fe\u6587\u7684\u5f62\u5f0f\u4ecb\u7ecd\u3002<\/p>\n

\n\t\u5173\u4e8e\u5b9a\u4f4d\u5b54<\/p>\n

\n\tPCB\u677f\u7684\u56db\u89d2\u8981\u7559\u56db\u4e2a\u5b54(\u6700\u5c0f\u5b54\u5f84 2.5mm)\uff0c\u7528\u4e8e\u5370\u5237\u9521\u818f\u65f6\u5b9a\u4f4d\u7535\u8def\u677f\u3002\u8981\u6c42X\u8f74\u6216Y\u8f74\u65b9\u5411\u5706\u5fc3\u5728\u540c\u4e00\u8f74\u7ebf\u4e0a\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8emark\u70b9<\/p>\n

\n\t\u7528\u4e8e\u8d34\u7247\u673a\u5b9a\u4f4d\u3002PCB\u677f\u4e0a\u8981\u6807\u6ce8Mark\u70b9\uff0c\u5177\u4f53\u4f4d\u7f6e\uff1a\u5728\u677f\u7684\u659c\u5bf9\u89d2\uff0c\u53ef\u4ee5\u662f\u5706\u5f62\uff0c\u6216\u65b9\u5f62\u7684\u710a\u76d8\uff0c\u4e0d\u8981\u8ddf\u5176\u5b83\u5668\u4ef6\u7684\u710a\u76d8\u6df7\u5728\u4e00\u8d77\u3002\u5982\u679c\u53cc\u9762\u6709\u5668\u4ef6\uff0c\u53cc\u9762\u90fd\u8981\u6807\u6ce8\u3002<\/p>\n

\n\t\u8bbe\u8ba1PCB\u65f6\uff0c\u8bf7\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n

\n\ta\u3001Mark\u70b9\u7684\u5f62\u72b6\u5982\u4ee5\u4e0b\u56fe\u6848\u3002(\u4e0a\u4e0b\u5bf9\u79f0\u6216\u5de6\u53f3\u5bf9\u79f0)<\/p>\n

\n\t<\/p>\n

\n\tb\u3001A\u7684\u5c3a\u5bf8\u4e3a2.0mm\u3002<\/p>\n

\n\tc\u3001\u4eceMark\u70b9\u7684\u5916\u7f18\u79bb2.0mm\u7684\u8303\u56f4\u5185\uff0c\u4e0d\u5e94\u6709\u53ef\u80fd\u5f15\u8d77\u9519\u8bef\u7684\u8bc6\u522b\u7684\u5f62\u72b6\u548c\u989c\u8272\u53d8\u5316\u3002(\u710a\u76d8\u3001\u710a\u818f)<\/p>\n

\n\td\u3001Mark\u70b9\u7684\u989c\u8272\u8981\u548c\u5468\u56f4PCB\u7684\u989c\u8272\u6709\u660e\u6697\u5dee\u5f02\u3002<\/p>\n

\n\te\u3001\u4e3a\u4e86\u786e\u4fdd\u8bc6\u522b\u7cbe\u5ea6\uff0cMark\u70b9\u7684\u8868\u9762\u4e0a\u7535\u9540\u94dc\u6216\u9521\u6765\u9632\u6b62\u8868\u9762\u53cd\u5c04\u3002\u5bf9\u5f62\u72b6\u53ea\u6709\u7ebf\u6761\u7684\u6807\u8bb0\uff0c\u5149\u70b9\u4e0d\u80fd\u8bc6\u522b\u3002<\/p>\n

\n\t\u5982\u4e0b\u56fe\u6240\u793a\uff1a\u3000\u3000  <\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8e\u75595mm\u8fb9<\/p>\n

\n\t\u753bPCB\u65f6\uff0c\u5728\u957f\u8fb9\u65b9\u5411\u8981\u7559\u4e0d\u5c11\u4e8e3mm\u7684\u8fb9\u7528\u4e8e\u8d34\u7247\u673a\u8fd0\u9001\u7535\u8def\u677f\uff0c\u6b64\u8303\u56f4\u5185\u8d34\u7247\u673a\u65e0\u6cd5\u8d34\u88c5\u5668\u4ef6\u3002\u6b64\u8303\u56f4\u5185\u4e0d\u8981\u653e\u7f6e\u8d34\u7247\u5668\u4ef6\u3002<\/p>\n

\n\t\u5982\u56fe\uff1a\u3000  <\/p>\n

\n\t<\/p>\n

\n\t\u53cc\u9762\u6709\u5668\u4ef6\u7684\u7535\u8def\u677f\u5e94\u8003\u8651\u5230\u7b2c\u4e8c\u6b21\u8fc7\u56de\u6d41\u65f6\u4f1a\u628a\u5df2\u710a\u597d\u7684\u4e00\u9762\u9760\u8fb9\u7684\u5668\u4ef6\u8e6d\u6389\uff0c\u4e25\u91cd\u65f6\u4f1a\u8e6d\u6389\u710a\u76d8\u3001\u6bc1\u574f\u7535\u8def\u677f\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a\u3000\u3000  <\/p>\n

\n\t<\/p>\n

\n\t\u6240\u4ee5\u5efa\u8bae\u82af\u7247\u5c11\u7684\u4e00\u9762(\u4e00\u822c\u4e3aBottom\u9762)\u7684\u957f\u8fb9\u79bb\u8fb95mm\u8303\u56f4\u5185\u4e0d\u8981\u653e\u7f6e\u8d34\u7247\u5668\u4ef6\u3002\u5982\u679c\u786e\u5b9e\u7531\u4e8e\u7535\u8def\u677f\u9762\u79ef\u53d7\u9650\uff0c\u53ef\u4ee5\u5728\u957f\u8fb9\u52a0\u5de5\u827a\u8fb9\uff0c\u53c2\u89c1\u672c\u658717\u6761“\u5173\u4e8e\u62fc\u677f\u7684\u5efa\u8bae\u53ca\u52a0\u5de5\u827a\u8fb9”\u3002<\/p>\n

\n\t\u4e0d\u8981\u76f4\u63a5\u5728\u710a\u76d8\u4e0a\u8fc7\u5b54<\/p>\n

\n\t\u76f4\u63a5\u5728\u710a\u76d8\u4e0a\u8fc7\u5b54\u7684\u7f3a\u9677\u662f\u5728\u8fc7\u56de\u6d41\u65f6\u9521\u818f\u7194\u5316\u540e\u6d41\u5230\u8fc7\u5b54\u5185\uff0c\u9020\u6210\u5668\u4ef6\u710a\u76d8\u7f3a\u9521\uff0c\u4ece\u800c\u5f62\u6210\u865a\u710a\u3002\u5982\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8e\u4e8c\u6781\u7ba1<\/u>\u3001\u94bd\u7535\u5bb9<\/u>\u7684\u6781\u6027\u6807\u6ce8<\/p>\n

\n\t\u4e8c\u6781\u7ba1\u3001\u94bd\u7535\u5bb9\u7684\u6781\u6027\u6807\u6ce8\u5e94\u7b26\u5408\u884c\u89c4\uff0c\u4ee5\u514d\u5de5\u4eba\u51ed\u7ecf\u9a8c\u710a\u9519\u65b9\u5411\u3002\u5982\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8e\u4e1d\u5370\u548c\u6807\u8bc6<\/p>\n

\n\t\u8bf7\u5c06\u5668\u4ef6\u578b\u53f7\u9690\u85cf\u3002\u5c24\u5176\u662f\u5668\u4ef6\u5bc6\u5ea6\u9ad8\u7684\u7535\u8def\u677f\u3002\u5426\u5219\uff0c\u773c\u82b1\u7f2d\u4e71\u5f71\u54cd\u627e\u5230\u710a\u63a5\u4f4d\u7f6e\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u4e5f\u4e0d\u8981\u53ea\u6807\u578b\u53f7\uff0c\u4e0d\u6807\u6807\u53f7\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u9020\u6210\u8d34\u7247\u673a\u7f16\u7a0b\u65f6\u65e0\u6cd5\u8fdb\u884c\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u4e1d\u5370\u5b57\u7b26\u7684\u5b57\u53f7\u4e0d\u5e94\u592a\u5c0f\uff0c\u4ee5\u81f3\u4e8e\u770b\u4e0d\u6e05\u3002\u5b57\u7b26\u653e\u7f6e\u4f4d\u7f6e\u5e94\u9519\u5f00\u8fc7\u5b54\uff0c\u4ee5\u514d\u8bef\u8bfb\u3002  <\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8eIC\u710a\u76d8\u5e94\u5ef6\u957f<\/p>\n

\n\tSOP\u3001PLC<\/u>C\u3001QFP\u7b49\u5c01\u88c5\u7684IC\u753bPCB\u65f6\u5e94\u5ef6\u957f\u710a\u76d8\uff0cPCB\u4e0a\u710a\u76d8\u957f\u5ea6=IC\u811a\u90e8\u957f\u5ea6×1.5\u4e3a\u9002\u5b9c\uff0c\u8fd9\u6837\u4fbf\u4e8e\u624b\u5de5\u7528\u70d9\u94c1\u710a\u63a5\u65f6\uff0c\u82af\u7247\u7ba1\u811a\u4e0ePCB\u710a\u76d8\u3001\u9521\u4e09\u8005\u7194\u4e3a\u4e00\u4f53\u3002\u5982\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8eIC\u710a\u76d8\u7684\u5bbd\u5ea6<\/p>\n

\n\tSOP\u3001PLCC\u3001QFP\u7b49\u5c01\u88c5\u7684IC\uff0c\u753bPCB\u65f6\u5e94\u6ce8\u610f\u710a\u76d8\u7684\u5bbd\u5ea6\uff0cPCB\u4e0a\u710a\u76d8a\u7684\u5bbd\u5ea6=IC\u811a\u90e8\u5bbd\u5ea6(\u5373\uff1adatasheet\u4e2d\u7684Nom.\u503c)\uff0c\u8bf7\u4e0d\u8981\u589e\u5bbd\uff0c\u4fdd\u8bc1b(\u5373\u4e24\u710a\u76d8\u95f4)\u6709\u8db3\u591f\u7684\u5bbd\u5ea6\uff0c\u4ee5\u514d\u9020\u6210\u8fde\u710a\u3002\u5982\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u653e\u7f6e\u5668\u4ef6\u4e0d\u8981\u65cb\u8f6c\u4efb\u610f\u89d2\u5ea6<\/p>\n

\n\t\u7531\u4e8e\u8d34\u7247\u673a\u65e0\u6cd5\u65cb\u8f6c\u4efb\u610f\u89d2\u5ea6\uff0c\u53ea\u80fd\u65cb\u8f6c90\u2103\u3001180\u2103\u3001270\u2103\u3001360\u2103\u3002\u5982\u4e0b\u56feB \u65cb\u8f6c\u4e861\u2103\uff0c\u8d34\u7247\u673a\u8d34\u88c5\u540e\u5668\u4ef6\u7ba1\u811a\u4e0e\u7535\u8def\u677f\u4e0a\u7684\u710a\u76d8\u5c31\u4f1a\u9519\u5f001\u2103\u7684\u89d2\u5ea6\uff0c\u4ece\u800c\u5f71\u54cd\u710a\u63a5\u8d28\u91cf\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u76f8\u90bb\u7ba1\u811a\u77ed\u63a5\u65f6\u5e94\u6ce8\u610f\u7684\u95ee\u9898<\/p>\n

\n\t\u4e0b\u56fea\u7684\u77ed\u63a5\u65b9\u6cd5\u4e0d\u5229\u4e8e\u5de5\u4eba\u8bc6\u522b\u8be5\u7ba1\u811a\u662f\u5426\u5e94\u8be5\u76f8\u8fde\uff0c\u4e14\u710a\u63a5\u540e\u4e0d\u7f8e\u89c2\u3002\u5982\u679c\u753b\u56fe\u65f6\u6309\u56feb\u3001\u56fec\u7684\u65b9\u6cd5\u77ed\u63a5\u5e76\u52a0\u4e0a\u963b\u710a\uff0c\u710a\u63a5\u51fa\u6765\u7684\u6548\u679c\u5c31\u4e0d\u4e00\u6837\uff1a\u53ea\u8981\u4fdd\u8bc1\u6bcf\u4e2a\u7ba1\u811a\u90fd\u4e0d\u76f8\u8fde\uff0c\u8be5\u82af\u7247\u5c31\u65e0\u77ed\u8def\u73b0\u8c61\uff0c\u800c\u4e14\u5916\u89c2\u4e5f\u7f8e\u89c2\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8e\u82af\u7247\u5e95\u4e0b\u4e2d\u95f4\u710a\u76d8\u7684\u95ee\u9898<\/p>\n

\n\t\u82af\u7247\u5e95\u4e0b\u4e2d\u95f4\u6709\u710a\u76d8\u7684\u82af\u7247\u753b\u56fe\u65f6\u5982\u679c\u6309\u82af\u7247\u7684\u5c01\u88c5\u56fe\u753b\u4e2d\u95f4\u7684\u710a\u76d8\uff0c\u5c31\u5bb9\u6613\u5f15\u8d77\u77ed\u8def\u73b0\u8c61\u3002\u5efa\u8bae\u5c06\u4e2d\u95f4\u7684\u710a\u76d8\u7f29\u5c0f\uff0c\u4f7f\u5b83\u4e0e\u5468\u56f4\u7ba1\u811a\u710a\u76d8\u4e4b\u95f4\u7684\u8ddd\u79bb\u589e\u5927\uff0c\u4ece\u800c\u51cf\u5c11\u77ed\u8def\u7684\u673a\u4f1a\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u539a\u5ea6\u8f83\u9ad8\u7684\u4e24\u4e2a\u5668\u4ef6\u4e0d\u8981\u7d27\u5bc6\u6392\u5728\u4e00\u8d77<\/p>\n

\n\t\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u8fd9\u6837\u5e03\u677f\u4f1a\u9020\u6210\u8d34\u7247\u673a\u8d34\u88c5\u7b2c\u4e8c\u4e2a\u5668\u4ef6\u65f6\u78b0\u5230\u524d\u9762\u5df2\u8d34\u7684\u5668\u4ef6\uff0c\u673a\u5668\u4f1a\u68c0\u6d4b\u5230\u5371\u9669\uff0c\u9020\u6210\u673a\u5668\u81ea\u52a8\u65ad\u7535\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8eBGA<\/p>\n

\n\t\u7531\u4e8eBGA\u5c01\u88c5\u6bd4\u8f83\u7279\u6b8a\uff0c\u5176\u710a\u76d8\u90fd\u5728\u82af\u7247\u5e95\u4e0b\uff0c\u5916\u9762\u770b\u4e0d\u5230\u710a\u63a5\u6548\u679c\u3002\u4e3a\u4e86\u8fd4\u4fee\u65b9\u4fbf\uff0c\u5efa\u8bae\u5728PCB\u677f\u4e0a\u6253\u4e24\u4e2a Hole Size:30mil \u7684\u5b9a\u4f4d\u5b54\uff0c\u4ee5\u4fbf\u8fd4\u4fee\u65f6\u5b9a\u4f4d(\u7528\u6765\u522e\u9521\u818f\u7684)\u94a2\u7f51\u3002<\/p>\n

\n\t\u6e29\u99a8\u63d0\u793a\uff1a\u5b9a\u4f4d\u5b54\u7684\u5927\u5c0f\u4e0d\u5b9c\u8fc7\u5927\u6216\u8fc7\u5c0f\uff0c\u8981\u4f7f\u9488\u63d2\u5165\u540e\u4e0d\u6389\u3001\u4e0d\u6643\u52a8\u3001\u63d2\u5165\u65f6\u7a0d\u5fae\u6709\u70b9\u7d27\u4e3a\u5b9c\uff0c\u5426\u5219\u5b9a\u4f4d\u4e0d\u51c6\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u800c\u4e14\u5efa\u8baeBGA\u5468\u56f4\u4e00\u5b9a\u7684\u8303\u56f4\u5185\u8981\u7559\u51fa\u7a7a\u5730\u522b\u653e\u7f6e\u5668\u4ef6\uff0c\u4ee5\u4fbf\u8fd4\u4fee\u65f6\u80fd\u653e\u5f97\u4e0b\u7f51\u677f\u522e\u9521\u818f\u3002<\/p>\n

\n\t\u5173\u4e8ePCB\u677f\u989c\u8272<\/p>\n

\n\t\u5efa\u8bae\u4e0d\u8981\u505a\u6210\u7ea2\u8272\u3002\u56e0\u4e3a\u7ea2\u8272\u7535\u8def\u677f\u5728\u8d34\u7247\u673a\u7684\u6444\u50cf\u673a\u7684\u7ea2\u8272\u5149\u6e90\u4e0b\u5448\u767d\u8272\uff0c\u65e0\u6cd5\u8fdb\u884c\u7f16\u7a0b\uff0c\u4e0d\u4fbf\u4e8e\u8d34\u7247\u673a\u8fdb\u884c\u710a\u63a5\u3002<\/p>\n

\n\t\u5173\u4e8e\u5927\u5668\u4ef6\u4e0b\u9762\u7684\u5c0f\u5668\u4ef6<\/p>\n

\n\t\u6709\u7684\u4eba\u559c\u6b22\u5c06\u5c0f\u7684\u5668\u4ef6\u6392\u5728\u540c\u4e00\u5c42\u7684\u5927\u5668\u4ef6\u5e95\u4e0b\uff0c\u6bd4\u5982\uff1a\u6570\u7801\u7ba1\u5e95\u4e0b\u6709\u7535\u963b\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5982\u6b64\u6392\u7248\u4f1a\u7ed9\u8fd4\u4fee\u9020\u6210\u56f0\u96be\uff0c\u8fd4\u4fee\u65f6\u5fc5\u987b\u5148\u62c6\u6570\u7801\u7ba1\uff0c\u8fd8\u6709\u53ef\u80fd\u9020\u6210\u6570\u7801\u7ba1\u635f\u574f\u3002\u5efa\u8bae\u5c06\u6570\u7801\u7ba1\u5e95\u4e0b\u7684\u7535\u963b\u6392\u5230Bottom\u9762\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8e\u8986\u94dc\u4e0e\u710a\u76d8\u76f8\u8fde\u5f71\u54cd\u7194\u9521<\/p>\n

\n\t\u7531\u4e8e\u8986\u94dc\u4f1a\u5438\u6536\u5927\u91cf\u70ed\u91cf\uff0c\u9020\u6210\u710a\u9521\u96be\u4ee5\u5145\u5206\u7194\u5316\uff0c\u4ece\u800c\u5f62\u6210\u865a\u710a\u3002\u5982\u56fe\u6240\u793a\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u56fea\u4e2d\u5668\u4ef6\u710a\u76d8\u76f4\u63a5\u4e0e\u8986\u94dc\u76f8\u8fde;\u56feb\u4e2d50Pi<\/u>ns\u8fde\u63a5\u5668\u867d\u7136\u6ca1\u76f4\u63a5\u4e0e\u8986\u94dc\u76f8\u8fde\uff0c\u4f46\u7531\u4e8e\u56db\u5c42\u677f\u7684\u4e2d\u95f4\u4e24\u5c42\u4e3a\u5927\u9762\u79ef\u8986\u94dc\uff0c\u6240\u4ee5\u56fea\u3001\u56feb\u90fd\u4f1a\u56e0\u4e3a\u8986\u94dc\u5438\u6536\u5927\u91cf\u70ed\u91cf\u800c\u9020\u6210\u9521\u818f\u4e0d\u80fd\u5145\u5206\u7194\u5316\u3002\u56feb\u4e2d50Pins\u8fde\u63a5\u5668\u7684\u672c\u4f53\u662f\u4e0d\u8010\u9ad8\u6e29\u7684\u5851\u6599\uff0c\u82e5\u6e29\u5ea6\u8bbe\u5b9a\u9ad8\u4e86\uff0c\u8fde\u63a5\u5668\u7684\u672c\u4f53\u4f1a\u7194\u5316\u6216\u53d8\u5f62\uff0c\u82e5\u6e29\u5ea6\u8bbe\u5b9a\u4f4e\u4e86\uff0c\u8986\u94dc\u5438\u6536\u5927\u91cf\u70ed\u91cf\u800c\u9020\u6210\u9521\u818f\u4e0d\u80fd\u5145\u5206\u7194\u5316\u3002\u56e0\u6b64\uff0c\u5efa\u8bae\u710a\u76d8\u4e0e\u5927\u9762\u79ef\u8986\u94dc\u9694\u79bb\u3002\u5982\u56fe\u6240\u793a\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u5173\u4e8e\u62fc\u677f\u7684\u5efa\u8bae\u53ca\u52a0\u5de5\u827a\u8fb9<\/p>\n

\n\t<\/p>\n

\n\t<\/p>\n

\n\t\u4e09\u603b\u7ed3<\/p>\n

\n\t\u73b0\u5982\u4eca\uff0c\u80fd\u7528\u8f6f\u4ef6\u8fdb\u884c\u753b\u56fe\uff0c\u5e03\u7ebf\u5e76\u8bbe\u8ba1PCB\u7684\u5de5\u7a0b\u5e08\u8d8a\u6765\u8d8a\u591a\uff0c\u4f46\u662f\u4e00\u7ecf\u8bbe\u8ba1\u5b8c\u6210\uff0c\u5e76\u80fd\u5f88\u597d\u7684\u63d0\u9ad8\u710a\u63a5\u6548\u7387\uff0c\u4f5c\u8005\u8ba4\u4e3a\u9700\u8981\u91cd\u70b9\u6ce8\u610f\u4ee5\u4e0a\u8981\u7d20\u3002\u5e76\u4e14\u57f9\u517b\u826f\u597d\u7684\u753b\u56fe\u4e60\u60ef\uff0c\u80fd\u591f\u5f88\u597d\u7684\u4ee5\u52a0\u5de5\u5de5\u5382\u8fdb\u884c\u5f88\u597d\u7684\u6c9f\u901a\uff0c\u662f\u6bcf\u4e00\u4e2a\u5de5\u7a0b\u5e08\u90fd\u8981\u8003\u8651\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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