\n\t\u8bf4\u5230PCB<\/u>\uff0c\u8bb8\u591a\u5c0f\u4f19\u4f34\u4f1a\u60f3\u8d77\u5b83\u5728\u4eba\u4eec\u5468\u8fb9\u7ecf\u5e38\u53ef\u4ee5\u770b\u5230\uff0c\u4ece\u4e00\u5207\u7684\u7535\u5668\u4ea7\u54c1\uff0c\u7535\u8111\u4e0a\u5185\u7684\u5404\u79cd\u5404\u6837\u96f6\u914d\u4ef6<\/u>\uff0c\u5230\u5404\u79cd\u5404\u6837\u7535\u5b50\u4ea7\u54c1\uff0c\u53ea\u9700\u662f\u7535\u5b50\u5668\u4ef6<\/u>\u5546\u54c1\u51e0\u4e4e\u90fd\u662f\u4f1a\u4f7f\u7528PCB\uff0c\u90a3\u9ebc\u7a76\u7adf\u4ec0\u4e48\u53ebPCB\u5462\uff1f<\/p>\n
\n\tPCB\u4fbf\u662fPrintedCircuitBlock,\u5373pcb\u7535\u8def\u677f<\/u>\uff0c\u4f9b\u7535\u5b50\u5668\u4ef6\u90e8\u4ef6\u5b89\u63d2,\u6709\u8def\u7ebf\u7684\u57fa\u7248\u3002\u6839\u636e\u5e94\u7528\u5305\u88c5\u5370\u5237\u65b9\u6cd5\u5c06\u7535\u9540\u94dc<\/u>\u7684\u57fa\u7248\u5370\u4e0a\u8010\u8680\u8def\u7ebf,\u5e76\u8fdb\u884c\u8680\u523b\u52a0\u5de5<\/u>\u6e05\u6d17\u51fa\u8def\u7ebf\u3002<\/p>\n
\n
\n\tPCB\u53ef\u4ee5\u5206\u6210\u5355\u9762\u677f\u3001\u4e24\u5c42\u677f\u548c\u5b9e\u6728\u591a\u5c42\u677f<\/u>\u3002<\/p>\n
\n\t\u5404\u79cd\u5404\u6837\u7535\u5b50\u5143\u5668\u4ef6<\/u>\u5168\u662f\u88ab\u96c6\u6210\u5316\u5728PCB\u4e0a\u7684\uff0c\u5728\u6700\u4e3b\u8981\u7684\u5355\u9762PCB\u4e0a\uff0c\u96f6\u4ef6\u90fd\u805a\u96c6\u5728\u4e00\u9762\uff0c\u8f93\u7535\u7ebf\u5219\u90fd\u805a\u96c6\u5728\u53e6\u4e00\u9762\u3002<\/p>\n
\n\t\u8fd9\u4e48\u4e00\u6765\u5927\u5bb6\u5c31\u5fc5\u987b\u5728\u6728\u677f\u4e0a\u5f00\u6d1e\uff0c\u90a3\u6837\u63a5\u811a\u624d\u53ef\u4ee5\u8d8a\u8fc7\u6728\u677f\u5230\u53e6\u4e00\u9762\uff0c\u56e0\u6b64\u96f6\u4ef6\u7684\u63a5\u811a\u662f\u710a\u5728\u53e6\u4e00\u9762\u4e0a\u7684\u3002<\/p>\n
\n\t\u7531\u4e8e\u8fd9\u822c\uff0c\u90a3\u6837\u7684PCB\u7684\u6b63\u53cd\u4e24\u9762\u5404\u81ea\u88ab\u79f0\u4f5c\u96f6\u4ef6\u9762<\/u>(ComponentSide)\u4e0e\u7535\u710a\u710a\u63a5<\/u>\u9762(SolderS<\/u>ide)\u3002\u4e24\u5c42\u677f\u53ef\u4ee5\u5f53\u4f5c\u628a2\u4e2a\u5355\u9762\u677f\u76f8\u5bf9\u6027\u9ecf\u5408\u5728\u4e00\u8d77\u6784\u6210\uff0c\u677f\u7684\u4e24\u8fb9\u90fd\u662f\u6709\u7535\u5b50\u5143\u5668\u4ef6\u548c\u5e03\u7ebf\u3002<\/p>\n
\n\t\u6709\u65f6\u5fc5\u987b\u628a\u4e00\u9762\u7684\u5355\u7ebf\u8054\u63a5\u5230\u677f\u7684\u53e6\u4e00\u9762\uff0c\u8fd9\u5c31\u9700\u8981\u6839\u636e\u5bfc\u5b54(via)\u3002\u5bfc\u5b54\u662f\u5728PCB\u4e0a\uff0c\u5145\u65a5\u7740\u6216\u6d82\u4e0a\u91d1\u5c5e\u6750\u6599\u7684\u5c0f\u5b54\uff0c\u5b83\u53ef\u4ee5\u4e0e\u53cc\u9762\u7684\u907f\u96f7\u7ebf\u76f8\u4e92\u8fde\u63a5\u3002<\/p>\n
\n\t\u5982\u4eca\u8bb8\u591a\u7b14\u8bb0\u672c\u4e3b\u677f\u90fd\u662f\u5728\u75284\u5c42\u4e43\u81f36\u5c42PCB\uff0c\u800c\u7535\u8111\u663e\u5361\u4e00\u822c\u90fd\u662f\u5728\u7528\u4e866\u5c42PCB\uff0c\u8bb8\u591a\u4e13\u4e1a\u663e\u5361\u50cfnVIDIAGeForce4Ti<\/u>\u7cfb\u5217\u4ea7\u54c1\u5c31\u9009\u7528\u4e868\u5c42PCB\uff0c\u8fd9\u5c31\u662f\u6240\u8bf4\u7684\u53cc\u5c42PCB<\/u>\u3002<\/p>\n
\n\t\u5728\u53cc\u5c42PCB\u4e0a\u4e5f\u4f1a\u78b0\u5230\u8054\u63a5\u6bcf\u4e2a\u5c42\u4e2d\u95f4\u8def\u7ebf\u7684\u95ee\u9898\uff0c\u8fd8\u53ef\u4ee5\u6839\u636e\u5bfc\u5b54\u6765\u5b8c\u6210\u3002\u56e0\u4e3a\u662f\u53cc\u5c42PCB\uff0c\u56e0\u6b64\u6709\u65f6\u5bfc\u5b54\u4e0d\u7528\u900f\u8fc7\u5168\u90e8PCB\uff0c\u90a3\u6837\u7684\u5bfc\u5b54\u79f0\u4e3a\u57cb\u5b54(Buriedvias)\u548c\u57cb\u5b54(Blindvias)\uff0c\u7531\u4e8e\u4ed6\u4eec\u53ea\u900f\u8fc7\u5728\u5176\u4e2d\u51e0\u5c42\u3002<\/p>\n
\n\t\u57cb\u5b54\u662f\u5c06\u51e0\u5c42\u5167\u90e8PCB\u4e0e\u8868\u5c42PCB\u8054\u63a5\uff0c\u4e0d\u5fc5\u900f\u8fc7\u5168\u90e8\u6728\u677f\u3002\u57cb\u5b54\u5219\u53ea\u8054\u63a5\u5167\u90e8\u7684PCB\uff0c\u56e0\u6b64\u5149\u662f\u4ee5\u8868\u5c42\u662f\u770b\u4e0d\u51fa\u7684\u3002\u5728\u5b9e\u6728\u591a\u5c42\u677fPCB\u4e2d\uff0c\u6574\u680b\u90fd\u7acb\u5373\u8054\u63a5\u4e0a\u63a5\u5730\u7ebf\u4e0e\u5f00\u5173\u7535\u6e90\u3002<\/p>\n
\n\t\u56e0\u6b64\u5927\u5bb6\u5c06\u5404\u5c42\u5f52\u7c7b\u4e3a\u6570\u636e\u4fe1\u53f7\u5c42(Signal)\uff0c\u7535\u6e90\u5c42(Power)\u6216\u8005\u63a5\u5730\u7ebf\u5c42(Ground)\u3002\u5047\u5982PCB\u4e0a\u7684\u96f6\u4ef6\u5fc5\u987b\u4e0d\u4e00\u6837\u7684\u5f00\u5173\u7535\u6e90\u4f9b\u8d27\uff0c\u901a\u5e38\u8fd9\u79cdPCB\u4f1a\u51fa\u73b0\u53cc\u5c42\u4ee5\u4e0a\u7684\u5f00\u5173\u7535\u6e90\u4e0e\u7535\u7f06\u7ebf<\/u>\u5c42\u3002<\/p>\n
\n\t\u9009\u7528\u7684PCB\u53e0\u52a0\u5c42\u6570\u8d8a\u591a\uff0c\u6210\u672c\u8d39\u4e5f\u5c31\u8d8a\u9ad8\u3002\u81ea\u7136\uff0c\u9009\u7528\u66f4\u53cc\u5c42\u7684PCB\u5bf9\u7ed9\u4e88\u6570\u636e\u4fe1\u53f7\u7684\u53ef\u9760\u6027\u5f88\u6709\u534f\u52a9\u3002<\/p>\n
\n
\n\t\u6280\u672f\u4e13\u4e1a\u7684PCB\u5236\u505a<\/u>\u5168\u8fc7\u7a0b\u975e\u5e38\u7e41\u6742\uff0c\u62ff4\u5c42PCB\u4e3a\u4f8b\u5b50\u3002<\/p>\n
\n\t\u7535\u8111\u4e3b\u677f\u7684PCB\u5927\u591a\u6570\u662f4\u5c42\u7684\u3002<\/p>\n
\n\t\u751f\u4ea7\u5236\u9020\u7684\u90a3\u65f6\u5019\u662f\u5148\u5c06\u6b63\u4e2d\u95f4\u53cc\u5c42\u5206\u522b\u8f97\u538b\u3001\u526a\u88c1\u3001\u8680\u523b\u52a0\u5de5\u3001\u7a7a\u6c14\u6c27\u5316\u7535\u9540\u5de5\u827a\u540e\uff0c\u8fd94\u5c42\u5206\u522b\u662f\u7535\u5b50\u5668\u4ef6\u9762\u3001\u7535\u6e90\u5c42\u3001\u5730\u8d28\u6784\u9020\u548c\u710a\u9521\u4e1d\u538b\u5c42\u3002\u518d\u5c06\u8fd94\u5c42\u653e\u5230\u4e00\u8d77\u8f97\u538b\u6210\u4e00\u5757\u7535\u8111\u4e3b\u677f\u7684PCB\u3002<\/p>\n
\n\t\u7136\u540e\u5f00\u6d1e\u3001\u505a\u4e86\u5b54\u3002\u6e05\u6d17\u4ee5\u540e\uff0c\u5c06\u5916\u8fb9\u53cc\u5c42\u7684\u8def\u7ebf\u5370\u4e0a\u3001\u6577\u94dc\u3001\u8680\u523b\u52a0\u5de5\u3001\u68c0\u6d4b\u3001\u963b\u710a\u5c42\u3001\u4e1d\u5370\u6cb9\u58a8\u3002<\/p>\n
\n\t\u6700\u7ec8\u5c06\u6574\u7248PCB(\u542b\u8bb8\u591a\u5757\u7535\u8111\u4e3b\u677f)\u51b2\u538b\u52a0\u5de5\u6210\u4e00\u5757\u5757\u7535\u8111\u4e3b\u677f\u7684PCB\uff0c\u518d\u6839\u636e\u68c0\u6d4b\u540e\u5f00\u5c55\u771f\u7a7a\u4fdd\u9c9c\u3002<\/p>\n
\n\t\u5047\u5982PCB\u5236\u4f5c\u8fc7\u7a0b\u4e2d\u5185\u7535\u5c42\u6577\u4e0a\u5f97\u4e0d\u592a\u597d\uff0c\u4f1a\u51fa\u73b0\u9ecf\u8d34\u4e0d\u7a33\u56fa\u72b6\u51b5\uff0c\u975e\u5e38\u5bb9\u6613\u6697\u542b\u77ed\u8def\u6545\u969c\u6216\u7535\u5bb9\u5668<\/u>\u6548\u7528(\u975e\u5e38\u5bb9\u6613\u4ea7\u751f\u5f71\u54cd)\u3002<\/p>\n
\n\tPCB\u4e0a\u7684\u901a\u5b54\u4e5f\u662f\u52a1\u5fc5\u7559\u610f\u7684\u3002\u5047\u5982\u5b54\u6253\u7684\u5e76\u4e0d\u662f\u5728\u6b63\u4e2d\u95f4\uff0c\u53cd\u800c\u662f\u504f\u91cd\u4e00\u8fb9\uff0c\u4fbf\u4f1a\u9020\u6210\u4e0d\u5300\u79f0\u914d\u5bf9\uff0c\u6216\u662f\u975e\u5e38\u5bb9\u6613\u4e0e\u4e4b\u95f4\u7684\u7535\u6e90\u5c42\u6216\u5730\u8d28\u6784\u9020\u89e6\u78b0\uff0c\u8fdb\u800c\u9020\u6210\u6f5c\u5728\u6027\u77ed\u8def\u6545\u969c\u6216\u63a5\u5730\u88c5\u7f6e\u6b20\u4f73\u8981\u7d20\u3002<\/p>\n
\n\t\u94dc\u5fc3\u7ebf\u8d70\u7ebf\u5168\u8fc7\u7a0b<\/p>\n
\n\t\u5236\u505a\u7684\u7b2c\u4e00\u6b65\u662f\u521b\u5efa\u51fa\u96f6\u4ef6\u95f4\u8054\u7f51\u7684\u8d70\u7ebf\u3002<\/p>\n
\n\t\u5927\u5bb6\u9009\u7528\u80f6\u7247\u8f6c\u5370\u7eb8\u65b9\u6cd5\u5c06\u5de5\u4f5c\u4e2d\u80f6\u7247\u4e3b\u8981\u8868\u73b0\u5728\u91d1\u5c5e\u6750\u6599\u7535\u5bfc\u4f53\u4e0a\u3002\u6b64\u9879\u65b9\u6cd5\u662f\u5c06\u5168\u90e8\u8868\u5c42\u94fa\u5e73\u4e00\u5c42\u5f88\u8584\u7684\u94dc\u6cca\uff0c\u800c\u4e14\u628a\u4e0d\u5fc5\u8981\u7684\u90e8\u5206\u7ed9\u6e05\u9664\u3002<\/p>\n
\n\t\u589e\u52a0\u5f0f\u8f6c\u5370\u7eb8\u662f\u53e6\u4e00\u79cd\u8f83\u4e3a\u4eba\u5c11\u5e94\u7528\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e5f\u662f\u53ea\u5728\u5fc5\u987b\u7684\u5730\u533a\u6577\u7740\u94dc\u5fc3\u7ebf\u7684\u65b9\u5f0f\uff0c\u4f46\u662f\u5927\u5bb6\u5728\u8fd9\u513f\u5c31\u5f88\u5c11\u8c08\u4e86\u3002<\/p>\n
\n\t\u6b63\u5149\u963b\u5242\u662f\u7531\u611f\u5149\u5242\u505a\u6210\u7684\uff0c\u5b83\u5728\u7167\u660e\u706f\u5177\u4e0b\u80fd\u878d\u89e3\u3002\u6709\u5f88\u591a\u65b9\u6cd5\u53ef\u4ee5\u89e3\u51b3\u94dc\u8868\u5c42\u7684\u5149\u963b\u5242\uff0c\u4f46\u662f\u6700\u5927\u591a\u6570\u7684\u65b9\u6cd5\uff0c\u662f\u5c06\u5b83\u52a0\u6e29\uff0c\u5e76\u5728\u5e26\u6709\u5149\u963b\u5242\u7684\u5916\u8868\u4e0a\u7ffb\u8f6c\u3002<\/p>\n
\n\t\u5b83\u8fd8\u53ef\u4ee5\u7528\u6db2\u4f53\u7684\u65b9\u6cd5\u55b7\u5728\u4e0a\u8fb9\uff0c\u4f46\u662f\u5e72\u7ba1\u5f0f\u7ed9\u4e88\u8f83\u4e3a\u9ad8\u7684\u5c4f\u5e55\u5206\u8fa8\u7387\uff0c\u8fd8\u53ef\u4ee5\u5236\u505a\u51fa\u8f83\u4e3a\u7ec6\u7684\u8f93\u7535\u7ebf\u3002\u906e\u5149\u7f69\u4ec5\u4ec5\u4e00\u4e2a\u751f\u4ea7\u5236\u9020\u4e2dPCB\u5c42\u7684\u6a21\u7248\u3002<\/p>\n
\n\t\u5728PCB\u4e0a\u7684\u5149\u963b\u5242\u901a\u8fc7UV<\/u>\u5149\u66dd\u51fa\u4ee5\u524d\uff0c\u906e\u76d6\u5728\u4e0a\u9762\u7684\u906e\u5149\u7f69\u53ef\u4ee5\u907f\u514d\u90e8\u5206\u5730\u533a\u7684\u5149\u963b\u5242\u4e0d\u88ab\u66dd\u51fa\u3002\u8fd9\u79cd\u88ab\u5149\u963b\u5242\u906e\u4f4f\u7684\u5730\u533a\uff0c\u53ef\u80fd\u53d8\u4e3a\u8d70\u7ebf\u3002\u5728\u5149\u963b\u5242\u663e\u5f71\u6db2\u4ee5\u540e\uff0c\u8981\u8680\u523b\u52a0\u5de5\u7684\u5176\u4ed6\u7684\u88f8\u94dc\u90e8\u5206\u3002<\/p>\n
\n\t\u8680\u523b\u52a0\u5de5\u5168\u8fc7\u7a0b\u53ef\u4ee5\u5c06\u6728\u677f\u6d78\u5230\u8680\u523b\u52a0\u5de5\u6709\u673a\u6eb6\u5242\u4e2d\uff0c\u6216\u8005\u5c06\u6709\u673a\u6eb6\u5242\u55b7\u5728\u6728\u677f\u4e0a\u3002\u4e00\u822c\u4f5c\u4e3a\u8680\u523b\u52a0\u5de5\u6709\u673a\u6eb6\u5242\u5e94\u7528\u4e09\u6c2f\u5316\u94c1\u7b49\u3002\u8680\u523b\u52a0\u5de5\u5b8c\u6bd5\u540e\u5c06\u4f59\u4e0b\u7684\u5149\u963b\u5242\u53bb\u795b\u9664\u3002<\/p>\n
\n\t\u4e00<\/p>\n
\n\t\u8d70\u7ebf\u603b\u5bbd\u548c\u7535\u6d41\u91cf<\/u><\/p>\n
\n\t\u4e00\u822c\u603b\u5bbd\u4e0d\u9002\u5408\u4f4e\u4e8e0.2mm(8mil)\uff0c\u5728\u5bc6\u5ea6\u9ad8\u7684\u9ad8\u7cbe\u5bc6\u7684PCB\u4e0a\uff0c\u95f4\u9694\u548c\u7ebf\u8ddd\u4e00\u822c0.3mm(12mil)\u3002\u5f53\u94dc\u6cca\u7684\u8584\u539a\u572850um\u4e0a\u4e0b\u65f6\uff0c\u8f93\u7535\u7ebf\u603b\u5bbd1\uff5e1.5mm (60mil) = 2A\u3002<\/p>\n
\n\t\u516c\u5171\u6027\u5730\u4e00\u822c80mil\uff0c\u9488\u5bf9\u6709\u5fae\u63a7\u5236\u5668\u7684\u8fd0\u7528\u66f4\u8981\u7559\u610f\u3002<\/p>\n
\n\t\u4e8c<\/p>\n
\n\t\u7a76\u7adf\u591a\u5927\u7684\u5de5\u4f5c\u9891\u7387\u624d\u7b97\u5feb\u901f\u677f?<\/p>\n
\n\t\u5f53\u6570\u636e\u4fe1\u53f7\u7684\u5347\u9ad8\/\u964d\u4f4e\u6cbf\u6642\u95f4< 3~6\u500d\u6570\u636e\u4fe1\u53f7\u4f20\u9001\u6642\u95f4\u65f6,\u5373\u6307\u51fa\u662f\u5feb\u901f\u6570\u636e\u4fe1\u53f7\u3002<\/p>\n
\n\t\u9488\u5bf9\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\uff0c\u5173\u952e\u662f\u770b\u6570\u636e\u4fe1\u53f7\u7684\u8fb9\u7f18\u9669\u5cfb\u6c34\u5e73\uff0c\u5373\u6570\u636e\u4fe1\u53f7\u7684\u5347\u9ad8\u3001\u4e0a\u5347\u5e45\u5ea6\u3002<\/p>\n
\n\t\u4f9d\u7167\u4e00\u672c\u5341\u5206\u503c\u5f97\u770b\u7684\u4e66\u300aHighSpeedDigtalDesign>\u7684\u57fa\u7840\u7406\u8bba\uff0c\u6570\u636e\u4fe1\u53f7\u4ece10%\u5347\u9ad8\u523090%\u7684\u6642\u95f4\u4f4e\u4e8e6\u500d\u8f93\u7535\u7ebf\u5ef6\u8fdf,\u4fbf\u662f\u5feb\u901f\u6570\u636e\u4fe1\u53f7!\u2014\u2014\u53738KHz\u7684\u6ce2\u5f62\u6570\u636e\u4fe1\u53f7\uff0c\u53ea\u9700\u8fb9\u7f18\u5145\u8db3\u9669\u5cfb,\uff0c\u4e00\u6837\u662f\u5feb\u901f\u6570\u636e\u4fe1\u53f7\uff0c\u5728\u8d70\u7ebf\u65f6\u5fc5\u987b\u5e94\u7528\u4f20\u9001\u8def\u7ebf\u8bba\u3002<\/p>\n
\n\t\u4e09<\/p>\n
\n\tPCB\u7684\u5c42\u53e0\u4e0e\u5206\u5c42\u6b21<\/p>\n
\n\t\u53cc\u5c42\u5370\u5236\u7535\u8def\u677f\u6709\u66f4\u5feb\u7684\u7535\u78c1\u517c\u5bb9\u6d4b\u8bd5\u6027\u8bbe\u8ba1\u65b9\u6848\uff0c\u4fc3\u4f7f\u5370\u5236\u7535\u8def\u677f\u5728\u4e00\u5207\u6b63\u5e38\u5de5\u4f5c\u4e2d\u53ef\u4ee5\u8fbe\u5230\u7535\u78c1\u517c\u5bb9\u6d4b\u8bd5\u548c\u654f\u611f\u6027\u89c4\u8303\uff0c\u6070\u5f53\u7684\u5c42\u53e0\u6709\u5229\u4e8e\u5feb\u901f\u548c\u963b\u6b62EMI\u3002\u53cc\u5c42\u5370\u5236\u7535\u8def\u677f\u5206\u5c42\u6b21\u53ca\u5c42\u53e0\u4e2d\u4e00\u822c\u9075\u5faa\u4e0b\u5217\u57fa\u672c\u51c6\u5219\uff1a<\/p>\n
\n\t\u2460\u5f00\u5173\u7535\u6e90\u5e73\u9762\u56fe\u5e94\u5c3d\u53ef\u80fd\u6328\u8fd1\u63a5\u5730\u5e73\u9762\uff0c\u5e76\u5e94\u5728\u63a5\u5730\u5e73\u9762\u4e0b\uff1b<\/p>\n
\n\t\u2461\u8d70\u7ebf\u5c42\u5e94\u5206\u914d\u4e0e\u5370\u8c61\u5e73\u9762\u56fe\u5c42\u90bb\u8fd1\uff1b<\/p>\n
\n\t\u2462\u5f00\u5173\u7535\u6e90\u4e0e\u5730\u8d28\u6784\u9020\u7279\u6027\u963b\u6297\u6700\u5c11\uff1b<\/p>\n
\n\t\u2463\u5728\u5185\u5c42\u4ea7\u751f\u5e26\u72b6\u7ebf\uff0c\u8868\u5c42\u4ea7\u751f\u5fae\u5e26\u7ebf\u3002\u4e8c\u8005\u7279\u70b9\u4e0d\u4e00\u6837\uff1b<\/p>\n
\n\t\u2464\u5173\u952e\u7535\u6e90\u7ebf\u5e94\u7d27\u4e34\u5730\u8d28\u6784\u9020\u3002<\/p>\n
\n\t\u5b9e\u6728\u591a\u5c42\u677f\u76f8\u5bf9\u6027\u4e8e\u4e00\u822c\u4e24\u5c42\u677f\u548c\u5355\u9762\u677f\u7684\u4e00\u4e2a\u5341\u5206\u5173\u952e\u7684\u4f18\u8d8a\u6027\u4fbf\u662f\uff1a\u7535\u6e90\u7ebf\u548c\u5f00\u5173\u7535\u6e90\u53ef\u4ee5\u904d\u5e03\u5728\u4e0d\u4e00\u6837\u7684\u5916\u819c\u4e0a\uff0c\u63d0\u5347\u4fe1\u606f\u7684\u5206\u9694\u6c34\u5e73\u548c\u6297\u5e72\u6270\u80fd\u529b\u80fd\u3002<\/p>\n
\n\t\u6b8a\u4e0d\u77e5,\u8bb8\u591a\u6280\u672f\u5de5\u7a0b\u5e08\u9488\u5bf9PCB\u7684\u5206\u5c42\u6b21\u548c\u5c42\u53e0\u4ecd\u89c9\u5f97\u5934\u75bc,\u4ee5\u5e38\u89c1\u76844\u591a\u5c42\u677f\u4e3a\u4f8b\u5b50\u3002<\/p>\n
\n\t\u56db\u5c42\u677f\u6709\u4e0b\u5217\u51e0\u7c7b\u5c42\u53e0\u6b21\u5e8f\uff08\u4e0b\u8fb9\u5404\u81ea\u628a\u591a\u79cd\u4e0d\u4e00\u6837\u7684\u5c42\u53e0\u597d\u574f\u4f5c\u8868\u660e\uff09<\/p>\n
\n\t\u7b2c\u4e00\u79cd\u72b6\u51b5\uff1a<\/p>\n
\n\t\u7406\u5e94\u662f\u56db\u5c42\u677f\u4e2d\u6700\u4f73\u7684\u4e00\u79cd\u72b6\u51b5\u3002<\/p>\n
\n\t\u7531\u4e8e\u8868\u5c42\u662f\u5730\u8d28\u6784\u9020\uff0c\u5bf9EMI\u6709\u5c4f\u853d\u6389\u529f\u6548\uff0c\u4e0e\u6b64\u540c\u65f6\u7535\u6e90\u5c42\u540c\u5730\u8d28\u6784\u9020\u4e5f\u9760\u8c31\u5f97\u975e\u5e38\u8fd1\uff0c\u4fc3\u4f7f\u5f00\u5173\u7535\u6e90\u5185\u7535\u963b\u8f83\u5c0f\uff0c\u83b7\u5f97\u6700\u597d\u6548\u679c\u3002<\/p>\n
\n\t\u4f46\u7b2c\u4e00\u79cd\u72b6\u51b5\u4e0d\u53ef\u4ee5\u7528\u4ee5\u5f53\u672c\u677f\u76f8\u5bf9\u5bc6\u5ea6\u975e\u5e38\u5927\u7684\u72b6\u51b5\u3002\u7531\u4e8e\u8fd9\u6837\u4e00\u6765\uff0c\u5c31\u65e0\u6cd5\u786e\u4fdd\u7b2c\u4e00\u5c42\u5730\u7684\u4e00\u81f4\u6027\uff0c\u90a3\u6837\u7b2c\u4e8c\u5c42\u6570\u636e\u4fe1\u53f7\u4f1a\u53d8\u7684\u66f4\u5dee\u3002<\/p>\n
\n\t\u6b64\u5916\uff0c\u6b64\u7c7b\u67b6\u6784\u4e5f\u4e0d\u53ef\u4ee5\u7528\u4ee5\u6574\u677f\u529f\u80fd\u635f\u8017\u8f83\u4e3a\u5927\u7684\u72b6\u51b5\u3002<\/p>\n
\n\t\u7b2c\u4e8c\u79cd\u72b6\u51b5\uff1a<\/p>\n
\n\t\u662f\u5927\u5bb6\u5e73\u5e38\u6700\u5e38\u89c1\u7684\u4e00\u79cd\u65b9\u6cd5\u3002<\/p>\n
\n\t\u4ece\u677f\u7684\u6784\u9020\u4e0a\uff0c\u4e5f\u4e0d\u9002\u5408\u7528\u4ee5\u5feb\u901f\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u3002\u7531\u4e8e\u5728\u8fd9\u4e2a\u6784\u9020\u4e2d\uff0c\u4e0d\u5bb9\u6613\u7ef4\u6301\u4f4e\u5f00\u5173\u7535\u6e90\u7279\u6027\u963b\u6297\u3002<\/p>\n
\n\t\u4ee5\u4e00\u4e2a\u677f2mm\u4e3a\u4f8b\u5b50\uff1a\u89c4\u5b9aZ0=50ohm. \u4ee5\u7ebf\u8ddd\u4e3a8mil\uff0c\u94dc\u6cca\u539a\u4e3a35\u0446m\uff0c\u90a3\u6837\u6570\u636e\u4fe1\u53f7\u4e00\u5c42\u4e0e\u5730\u8d28\u6784\u9020\u6b63\u4e2d\u95f4\u662f0.14mm\uff0c\u800c\u5730\u8d28\u6784\u9020\u4e0e\u7535\u6e90\u5c42\u4e3a1.58mm\uff0c\u90a3\u6837\u5c31\u6781\u5927\u5730\u63d0\u5347\u4e86\u5f00\u5173\u7535\u6e90\u7684\u5185\u7535\u963b\u3002<\/p>\n
\n\t\u5728\u6b64\u7c7b\u6784\u9020\u4e2d,\u56e0\u4e3a\u8f90\u5c04\u6e90\u662f\u5411\u5ba4\u5185\u7a7a\u95f4\u7684\uff0c\u8981\u52a0\u5c4f\u853d\u6389\u677f\uff0c\u624d\u53ef\u4ee5\u964d\u4f4eEMI\u3002<\/p>\n
\n\t\u7b2c\u4e09\u79cd\u72b6\u51b5\uff1a<\/p>\n
\n\tS1\u5c42\u4e0a\u7535\u6e90\u7ebf\u54c1\u8d28\u6700\u597d\u662f\uff0cS2\u5176\u6b21\uff0c\u5bf9EMI\u6709\u5c4f\u853d\u6389\u529f\u6548\uff0c\u4f46\u5f00\u5173\u7535\u6e90\u7279\u6027\u963b\u6297\u6bd4\u8f83\u5927\u3002<\/p>\n
\n\t\u6b64\u677f\u80fd\u7528\u4ee5\u6574\u677f\u529f\u80fd\u635f\u8017\u5927\u800c\u8be5\u677f\u662f\u5e72\u6270\u4fe1\u53f7\u6362\u53e5\u8bdd\u8bf4\u7d27\u6328\u7740\u5e72\u6270\u4fe1\u53f7\u7684\u60c5\u5f62\u4e0b\u3002<\/p>\n
\n\t\u6ce8\uff1aS1 \u6570\u636e\u4fe1\u53f7\u8d70\u7ebf\u4e00\u5c42\uff0cS2 \u6570\u636e\u4fe1\u53f7\u8d70\u7ebf\u4e8c\u5c42;GND \u5730\u8d28\u6784\u9020 POWER \u7535\u6e90\u5c42\u3002<\/p>\n
\n\t\u56db<\/p>\n
\n\t\u5339\u914d\u7535\u963b<\/p>\n
\n\t\u53cd\u5c04\u9762\u5de5\u4f5c\u7535\u538b\u6570\u636e\u4fe1\u53f7\u7684\u5e45\u5ea6\u503c\u7531\u6e90\u7aef\u900f\u5c04\u7cfb\u6570\u03c1s\u548c\u8d1f\u8377\u900f\u5c04\u7cfb\u6570\u03c1L \u51b3\u7b56\uff1a<\/p>\n
\n\t\u03c1L = (RL – Z0) \/ (RL Z0)<\/p>\n
\n\t\u03c1S = (RS – Z0) \/ (RS Z0)<\/p>\n
\n\t\u5728\u4e0a\u5f0f\u4e2d\uff0c\u82e5RL=Z0\u5219\u8d1f\u8377\u900f\u5c04\u7cfb\u6570\u03c1L=0\uff1b\u82e5 RS=Z0\u6e90\u7aef\u900f\u5c04\u7cfb\u6570\u03c1S=0\u3002<\/p>\n
\n\t\u56e0\u4e3a\u4e00\u822c\u7684\u540c\u8f74\u7535\u7f06\u7279\u6027\u963b\u6297Z0\u901a\u5e38\u5e94\u8fbe\u523050\u03a9\u7684\u89c4\u5b9a50\u03a9\u4e0a\u4e0b\uff0c\u800c\u8d1f\u8377\u7279\u6027\u963b\u6297\u901a\u5e38\u5728\u597d\u51e0\u5343\u6b27\u6bcd\u5230\u51e0\u5341\u5343\u6b27\u6bcd\u3002<\/p>\n
\n\t\u56e0\u800c\uff0c\u5728\u8d1f\u8377\u7aef\u5b8c\u6210\u5339\u914d\u7535\u963b\u8f83\u4e3a\u8270\u96be\u3002\u6b8a\u4e0d\u77e5\uff0c\u56e0\u4e3a\u4fe1\u53f7\u6e90\u7aef(\u5bfc\u51fa)\u7279\u6027\u963b\u6297\u901a\u5e38\u8f83\u4e3a\u5c0f\uff0c\u5927\u6982\u4e3a\u5341\u51e0\u6b27\u6bcd\u3002<\/p>\n
\n\t\u56e0\u800c\u5728\u6e90\u7aef\u5b8c\u6210\u5339\u914d\u7535\u963b\u8981\u975e\u5e38\u5bb9\u6613\u7684\u591a\u3002\u5047\u5982\u5728\u8d1f\u8377\u7aef\u5e76\u63a5\u7535\u963b\u5668<\/u>\uff0c\u7535\u963b\u5668\u4f1a\u6d88\u5316\u5438\u6536\u4e00\u90e8\u5206\u6570\u636e\u4fe1\u53f7\u5bf9\u4f20\u9001\u4e0d\u597d(\u6211\u7684\u4e86\u89e3).\u5f53\u6311\u9009TTL\/CMOS\u89c4\u8303 24mA\u9a71\u52a8\u7535\u6d41\u65f6\uff0c\u5176\u8f93\u51fa\u963b\u6297\u5927\u6982\u4e3a13\u03a9\u3002<\/p>\n
\n\t\u82e5\u540c\u8f74\u7535\u7f06\u7279\u6027\u963b\u6297Z0=50\u03a9\uff0c\u90a3\u9ebc\u5e94\u5f53\u52a0\u4e00\u4e2a33\u03a9\u7684\u6e90\u7aef\u5339\u914d\u7535\u963b\u300213\u03a9 33\u03a9=46\u03a9 (\u8fd1\u4f3c\u4e8e50\u03a9\uff0c\u5f31\u7684\u6b20\u963b\u5c3c\u6709\u5229\u4e8e\u6570\u636e\u4fe1\u53f7\u7684setup\u6642\u95f4)\u3002<\/p>\n
\n\t\u5f53\u6311\u9009\u522b\u7684\u4f20\u9001\u89c4\u8303\u548c\u9a71\u52a8\u7535\u6d41\u65f6\uff0c\u914d\u5bf9\u7279\u6027\u963b\u6297\u4f1a\u51fa\u73b0\u5dee\u522b\u3002\u5728\u5feb\u901f\u7684\u903b\u8f91\u5173\u7cfb\u548c\u7535\u6e90\u7535\u8def<\/u>\u8bbe\u8ba1\u65b9\u6848\u65f6\uff0c\u5bf9\u4e00\u4e9b\u91cd\u8981\u7684\u6570\u636e\u4fe1\u53f7\uff0c\u5982\u949f\u8868<\/u>\u3001\u64cd\u7eb5\u6570\u636e\u4fe1\u53f7\u7b49\uff0c\u5927\u5bb6\u63d0\u8bae\u4e00\u5b9a\u8981\u52a0\u6e90\u7aef\u5339\u914d\u7535\u963b\u3002<\/p>\n
\n\t\u90a3\u6837\u63a5\u4e86\u6570\u636e\u4fe1\u53f7\u8fd8\u4f1a\u7ee7\u7eed\u4ece\u8d1f\u8377\u7aef\u53cd\u5c04\u9762\u56de\u5bb6\uff0c\u7531\u4e8e\u6e90\u7aef\u5339\u914d\u7535\u963b\uff0c\u53cd\u5c04\u9762\u56de\u5bb6\u7684\u6570\u636e\u4fe1\u53f7\u4e0d\u5bb9\u6613\u518d\u53cd\u5c04\u9762\u56de\u5bb6\u3002<\/p>\n
\n
\n\t\u4e94<\/p>\n
\n\t\u7535\u6e90\u63d2\u5934\u548c\u63a5\u5730\u7ebf\u5408\u7406\u5e03\u5c40\u5e38\u89c1\u95ee\u9898<\/p>\n
\n\t\u7535\u6e90\u63d2\u5934\u5c3d\u53ef\u80fd\u77ed\uff0c\u8d70\u5e73\u884c\u7ebf\uff0c\u5e76\u4e14\u6700\u597d\u662f\u8d70\u6811\u578b\u3001\u522b\u8d70\u5706\u5f62\u3002<\/p>\n
\n\t\u63a5\u5730\u7ebf\u73af\u57ce\u8def\u95ee\u9898\uff1a\u9488\u5bf9\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u800c\u8a00\uff0c\u63a5\u5730\u7ebf\u73af\u57ce\u8def\u5bfc\u81f4\u7684\u63a5\u5730\u7ebf\u7535\u573a\u4e5f\u5c31\u662f\u51e0\u5341\u6beb\u4f0f\u7b49\u7ea7\u7684\uff0c\u800cTTL\u7684\u6297\u5e72\u6270\u6027\u5e45\u503c\u662f1.2V\uff0cCMOS\u7535\u6e90\u7535\u8def\u66f4\u53ef\u4ee5\u8d85\u8fc71\/2\u7535\u6e90\u7535\u538b\uff0c\u6362\u53e5\u8bdd\u8bf4\u63a5\u5730\u7ebf\u7535\u573a\u538b\u6839\u5c31\u4e0d\u5bb9\u6613\u5bf9\u7535\u6e90\u7535\u8def\u7684\u5de5\u4f5c\u4e2d\u5bfc\u81f4\u4e0d\u826f\u5f71\u54cd\u3002<\/p>\n
\n\t\u53cd\u8fc7\u6765\uff0c\u5047\u5982\u63a5\u5730\u7ebf\u4e0d\u5408\u95ed\uff0c\u95ee\u9898\u4f1a\u66f4\u9ad8\uff0c\u7531\u4e8e\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u5728\u5de5\u4f5c\u4e2d\u7684\u60c5\u51b5\u4e0b\u9020\u6210\u7684\u8109\u51b2\u7535\u6e90\u7535\u6d41\u91cf\u4f1a\u5bfc\u81f4\u5404\u70b9\u7684\u5730\u7535\u4f4d\u5dee\u4e0d\u5e73\u8861\uff0c\u4f8b\u5982\u81ea\u5df1\u8bc4\u6d4b74LS161\u5728\u7ffb\u8f6c\u65f6\u5730\u7ebf\u7535\u6d411.2A(\u75282Gsps\u6570\u5b57\u793a\u6ce2\u5668<\/u>\u6d4b\u5230\uff0c\u5730\u7535\u6d41\u91cf\u8109\u51b2\u5bbd\u5ea67ns)\u3002<\/p>\n
\n\t\u5728\u5927\u6d6a\u6d8c\u7535\u6d41\u7684\u5f71\u54cd\u4e0b\uff0c\u5047\u5982\u9009\u7528\u679d\u72b6\u63a5\u5730\u7ebf(\u7ebf\u8ddd25mil)\u904d\u5e03\uff0c\u5730\u7535\u7ebf\u95f4\u6bcf\u4e2a\u70b9\u7684\u7535\u4f4d\u5dee\u53ef\u80fd\u505a\u5230\u767e\u6beb\u4f0f\u7b49\u7ea7\u3002\u800c\u9009\u7528\u63a5\u5730\u7ebf\u73af\u57ce\u8def\u4ee5\u540e\uff0c\u6d6a\u6d8c\u7535\u6d41\u4f1a\u6563\u64ad\u5230\u63a5\u5730\u7ebf\u7684\u6bcf\u4e2a\u70b9\u53bb\uff0c\u5927\u5e45\u5ea6\u964d\u4f4e\u4e86\u5f71\u54cd\u7535\u6e90\u7535\u8def\u7684\u5f88\u6709\u53ef\u80fd\u3002<\/p>\n
\n\t\u9009\u7528\u5408\u95ed\u63a5\u5730\u7ebf\uff0c\u8bc4\u6d4b\u51fa\u5404\u5143\u4ef6\u7684\u63a5\u5730\u7ebf\u8f83\u5927\u77ac\u95f4\u7535\u4f4d\u5dee\u4e0d\u662f\u5408\u95ed\u63a5\u5730\u7ebf\u7684\u4e8c\u5206\u4e4b\u4e00\u5230\u4e94\u5206\u4e4b\u4e00\u3002<\/p>\n
\n\t\u81ea\u7136\u4e0d\u4e00\u6837\u76f8\u5bf9\u5bc6\u5ea6\u4e0d\u4e00\u6837\u901f\u7387\u7684\u7ebf\u8def\u677f<\/u>\u8bc4\u6d4b\u6570\u636e\u4fe1\u606f\u5dee\u522b\u975e\u5e38\u5927\uff0c\u6211\u4e0a\u8fb9\u5e38\u8bf4\uff0c\u6307\u7684\u662f\u5927\u6982\u7b49\u540c\u4e8eProtel 99SE<\/u>\u6240\u9644\u52a0\u7684Z80 Demo\u677f\u7684\u6c34\u51c6\uff1b\u9488\u5bf9\u573a\u6548\u5e94\u6570\u5b57\u96c6\u6210\u7535\u8def\uff0c\u6211\u89c9\u5f97\u63a5\u5730\u7ebf\u5408\u95ed\u540e\u7684\u76f4\u6d41\u5f71\u54cd\u662f\u4ee5\u5ba4\u5185\u7a7a\u95f4\u78c1\u611f\u5e94\u5230\u7684\uff0c\u8fd9\u4e5f\u662f\u4e0d\u7ba1\u600e\u6837\u4e5f\u6a21\u62df\u4eff\u771f\u548c\u6d4b\u7b97\u4e0d\u51fa\u6765\u7684\u3002<\/p>\n
\n\t\u5047\u5982\u63a5\u5730\u7ebf\u4e0d\u5408\u95ed\uff0c\u4e0d\u5bb9\u6613\u9020\u6210\u63a5\u5730\u7ebf\u6da1\u65cb\uff0cbeckhamtao\u8bf4\u767d\u4e86\u201c\u4f46\u63a5\u5730\u7ebf\u5f00\u73af\u589e\u76ca\u8fd9\u4e00\u76f4\u6d41\u611f\u5e94\u7535\u538b\u4f1a\u66f4\u9ad8\u3002\u201d\u7684\u7406\u8bba\u6765\u6e90\u5728\u54ea\uff1f<\/p>\n
\n\t\u4e3e2\u4e2a\u6770\u51fa\u6280\u672f\u5458\u7684\u6848\u4f8b\uff1a<\/p>\n
\n\t\u24607\u5e74\u4ee5\u524d\u6211\u63a5\u4efb\u4ed6\u4eba\u7684\u4e00\u4e2a\u65b0\u9879\u76ee\uff0c\u9ad8\u7cbe\u5bc6\u771f\u7a7a\u538b\u529b\u8868\uff0c\u7528\u7684\u662f14\u4f4dA\/D\u8f6c\u5316\u5668\uff0c\u4f46\u8bc4\u6d4b\u4ec5\u670911\u4f4d\u5408\u7406\u7cbe\u5bc6\u5ea6\u3002<\/p>\n
\n\t\u6838\u67e5\uff0c\u63a5\u5730\u7ebf\u4e0a\u9762\u670915mVp-p\u7684\u76f4\u6d41\u5f71\u54cd\uff0c\u89e3\u51b3\u65b9\u6848\u4fbf\u662f\u628aPCB\u7684\u4eff\u771f\u6a21\u62df\u5730\u73af\u57ce\u8def\u5272\u5f00\uff0c\u524d\u9762\u611f\u5e94\u5668<\/u>\u5230A\/D\u7684\u63a5\u5730\u7ebf\u7528\u8d70\u7ebf\u4f5c\u679d\u72b6\u904d\u5e03\u3002<\/p>\n
\n\t\u4e4b\u540e\u6279\u91cf\u751f\u4ea7\u7684\u578b\u53f7\u89c4\u683cPCB\u518d\u6b21\u4f9d\u7167\u8d70\u7ebf\u7684\u5e03\u7ebf\u751f\u4ea7\u5236\u9020\uff0c\u8fc4\u4eca\u672a\u53d1\u751f\u95ee\u9898\u3002<\/p>\n
\n\t\u2461\u4e00\u4e2a\u597d\u670b\u53cb\u559c\u7231\u53d1\u9ad8\u70e7\uff0c\u81ea\u8eabDIY\u4e86\u4e00\u53f0\u529f\u653e\u673a\uff0c\u4f46\u5bfc\u51fa\u81ea\u59cb\u81f3\u7ec8\u6709\u6c9f\u901a\u4ea4\u6d41\u58f0\uff0c\u6211\u5efa\u8bae\u5176\u5c06\u63a5\u5730\u7ebf\u73af\u57ce\u8def\u5272\u5f00\uff0c\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n
\n\t\u8fc7\u540e\u6b64\u4f4d\u5144\u53f0\u67e5\u770b\u6570\u5341\u79cd\u201cHi-Fi\u540d\u673a\u201dPCB\u56fe\uff0c\u786e\u8ba4\u65e0\u4e00\u79cd\u8bbe\u5907\u5728\u8c03\u6574\u4e00\u90e8\u5206\u9009\u7528\u63a5\u5730\u7ebf\u73af\u57ce\u8def\u3002<\/p>\n
\n\t\u516d<\/p>\n
\n\tpcb\u7535\u8def\u677f\u8bbe\u8ba1\u539f\u7406\u548c\u6297\u5e72\u6270\u6027\u5bf9\u7b56<\/p>\n
\n\tpcb\u7535\u8def\u677f(PCB)\u662f\u7535\u5b50\u8bbe\u5907\u4e2d\u7535\u8def\u5143\u4ef6\u548c\u5143\u5668\u4ef6\u7684\u652f\u627f\u4ef6\u3002<\/p>\n
\n\t\u5b83\u7ed9\u4e88\u7535\u8def\u5143\u4ef6\u548c\u5143\u5668\u4ef6\u4e2d\u95f4\u7684\u4fdd\u62a4\u63a5\u5730\uff0c\u4f34\u968f\u7740\u7535\u4e8e\u6280\u672f\u6027\u7684\u8fc5\u731b\u53d1\u5c55\uff0cPGB\u7684\u76f8\u5bf9\u5bc6\u5ea6\u6108\u6765\u6108\u9ad8\u3002<\/p>\n
\n\tPCB\u8bbe\u8ba1<\/u>\u7684\u4f18\u52a3\u5bf9\u6297\u5e72\u6270\u6027\u5371\u5bb3\u975e\u5e38\u5927.\u56e0\u800c\uff0c\u5728\u5f00\u5c55PCB\u8bbe\u8ba1\u65f6.\u52a1\u5fc5\u9075\u5faaPCB\u8bbe\u8ba1\u7684\u4e00\u822c\u6807\u51c6\uff0c\u5e76\u5e94\u5408\u4e4e\u6297\u5e72\u6270\u6027\u8bbe\u8ba1\u65b9\u6848\u7684\u89c4\u5b9a\u3002<\/p>\n
\n\tPCB\u8bbe\u8ba1\u7684\u4e00\u822c\u6807\u51c6<\/p>\n
\n\t\u8981\u4f7f\u7535\u5b50\u7ebf\u8def\u53d6\u5f97\u6700\u597d\u7279\u6027\uff0c\u7535\u5b50\u5668\u4ef6<\/u>\u7684\u5e03\u4e14\u53ca\u8f93\u7535\u7ebf\u7684\u5e03\u7f6e\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e3a\u4e86\u66f4\u597d\u5730\u8bbe\u8ba1\u65b9\u6848\u6027\u4ef7\u6bd4\u9ad8\u3001\u6210\u672c\u4f4e\u7684PCB.\u5e94\u9075\u5faa\u4e0b\u5217\u4e00\u822c\u6807\u51c6\uff1a<\/p>\n
\n\t1<\/p>\n
\n\t\u5408\u7406\u5e03\u5c40<\/p>\n
\n\t\u6700\u5148\uff0c\u8981\u8003\u8651\u5230PCB\u89c4\u683c<\/u>\u5c3a\u5bf8\u3002PCB\u89c4\u683c\u8fc7\u5927\u65f6\uff0c\u5370\u5237\u7ebf\u6846\u957f\uff0c\u7279\u6027\u963b\u6297\u63d0\u5347\uff0c\u6297\u566a\u97f3\u5de5\u4f5c\u80fd\u529b\u964d\u4f4e\uff0c\u6210\u672c\u8d39\u4e5f\u63d0\u5347;\u8fc7\u5c0f\uff0c\u5219\u6392\u70ed\u4e0d\u592a\u597d\uff0c\u4e14\u76f8\u90bb\u7ebf\u6846\u6613\u53d7\u5f71\u54cd\u3002<\/p>\n
\n\t\u5728\u660e\u786ePCB\u89c4\u683c\u540e.\u518d\u660e\u786e\u72ec\u7279\u5143\u5668\u4ef6\u7684\u90e8\u4f4d\u3002<\/p>\n
\n\t\u6700\u7ec8\uff0c\u4f9d\u636e\u7535\u6e90\u7535\u8def\u7684\u4f5c\u7528\u6a21\u5757\uff0c\u5bf9\u7535\u6e90\u7535\u8def\u7684\u6240\u6709\u90e8\u4ef6\u5f00\u5c55\u5408\u7406\u5e03\u5c40\u3002<\/p>\n
\n\t\u5728\u660e\u786e\u72ec\u7279\u5143\u5668\u4ef6\u7684\u90e8\u4f4d\u65f6\u8981\u9075\u5faa\u4e0b\u5217\u6807\u51c6\uff1a<\/p>\n
\n\t(1)\u5c3d\u91cf\u51cf\u5c11\u9ad8\u9891\u7387\u7535\u5b50\u5668\u4ef6\u4e2d\u95f4\u7684\u8fde\u7ebf\uff0c\u60f3\u65b9\u8bbe\u6cd5\u964d\u4f4e\u4ed6\u4eec\u7684\u904d\u5e03\u4e3b\u8981\u53c2\u6570\u548c\u76f8\u4e92\u4e4b\u95f4\u7684\u5e72\u6270\u4fe1\u53f7\u3002\u6613\u53d7\u5f71\u54cd\u7684\u7535\u5b50\u5668\u4ef6\u4e0d\u53ef\u4ee5\u4e92\u76f8\u6328\u5f97\u592a\u8fd1\uff0c\u952e\u5165\u548c\u5bfc\u51fa\u5143\u5668\u4ef6\u5e94\u5c3d\u53ef\u80fd\u907f\u5f00\u3002<\/p>\n
\n\t(2)\u4e00\u4e9b\u7535\u5b50\u5668\u4ef6\u6216\u8f93\u7535\u7ebf\u4e2d\u95f4\u5f88\u6709\u53ef\u80fd\u6709\u8f83\u9ad8\u7684\u7535\u4f4d\u5dee\uff0c\u5e94\u589e\u52a0\u4ed6\u4eec\u4e2d\u95f4\u7684\u95f4\u8ddd\uff0c\u4ee5\u9632\u5145\u653e\u7535\u5f15\u51fa\u6765\u51fa\u73b0\u610f\u5916\u77ed\u8def\u6545\u969c\u3002\u5e26\u9ad8\u7535\u538b\u7684\u7535\u5b50\u5668\u4ef6\u5e94\u5c3d\u53ef\u80fd\u5b89\u6392\u5728\u8c03\u8282\u65f6\u624b\u4e0d\u5bb9\u6613\u78b0\u89e6\u7684\u5730\u533a\u3002<\/p>\n
\n\t(3)\u51c0\u91cd\u8d85\u51fa15g<\/u>\u7684\u7535\u5b50\u5668\u4ef6\u3001\u7406\u5e94\u7528\u652f\u6491\u67b6\u8fdb\u884c\u56fa\u5b9a\u4e0d\u52a8\uff0c\u968f\u540e\u7535\u710a\u710a\u63a5\u3002\u8fd9\u4e9b\u53c8\u5927\u53c8\u91cd\u3001\u70ed\u503c\u591a\u7684\u7535\u5b50\u5668\u4ef6\uff0c\u4e0d\u9002\u5408\u88c5\u5728\u5370\u5236\u7535\u8def\u677f\u4e0a\uff0c\u800c\u9700\u88c5\u5728\u6574\u4f53\u7684\u4e3b\u673a\u7bb1\u5e95\u7248\u4e0a\uff0c\u4e14\u5e94\u8003\u8651\u5230\u6392\u70ed\u95ee\u9898\u3002\u70ed\u654f\u5143\u4ef6\u5e94\u907f\u5f00\u53d1\u70eb\u5143\u5668\u4ef6\u3002<\/p>\n
\n\t(4)\u9488\u5bf9\u7535\u963b\u5668<\/u>\u3001\u53ef\u8c03\u5f0f\u7535\u6e90\u53d8\u538b\u5668\u3001\u53ef\u53d8\u7535\u529b\u7535\u5bb9\u5668<\/u>\u3001\u8f74\u4f53\u7535\u6e90\u5f00\u5173<\/u>\u7b49\u53ef\u8c03\u5f0f\u5143\u5668\u4ef6\u7684\u5408\u7406\u5e03\u5c40\u5e94\u8003\u8651\u5230\u6574\u4f53\u7684\u6784\u9020\u89c4\u5b9a\u3002\u5018\u82e5\u673a\u8eab\u8c03\u6574\uff0c\u5e94\u653e\u5230\u5370\u5236\u7535\u8def\u677f\u4e0a\u4fbf\u6377\u4e8e\u8c03\u6574\u7684\u5730\u533a;\u5018\u82e5\u4e3b\u673a\u8c03\u6574\uff0c\u5176\u90e8\u4f4d\u8981\u4e0e\u8c03\u6574\u65cb\u7ebd\u5728\u4e3b\u673a\u7bb1\u63a7\u5236\u9762\u677f\u4e0a\u7684\u90e8\u4f4d\u76f8\u4e00\u81f4\u3002<\/p>\n
\n\t(5)\u5e94\u7a7a\u51fa\u5370\u5237\u6273\u7cbe\u51c6\u5b9a\u4f4d\u5b54\u53ca\u652f\u6491\u67b6\u6240\u5360\u6709\u7684\u90e8\u4f4d\u3002<\/p>\n
\n\t\u4f9d\u636e\u7535\u6e90\u7535\u8def\u7684\u4f5c\u7528\u6a21\u5757.\u5bf9\u7535\u6e90\u7535\u8def\u7684\u6240\u6709\u90e8\u4ef6\u5f00\u5c55\u5408\u7406\u5e03\u5c40\u65f6\uff0c\u8981\u5408\u4e4e\u4e0b\u5217\u6807\u51c6\uff1a<\/p>\n
\n\t(1)\u4f9d\u7167\u7ebf\u8def\u7684\u8fc7\u7a0b\u5206\u914d\u6bcf\u4e2a\u4f5c\u7528\u7535\u6e90\u7535\u8def\u6a21\u5757\u7684\u90e8\u4f4d\uff0c\u4f7f\u5408\u7406\u5e03\u5c40\u6709\u5229\u4e8e\u6570\u636e\u4fe1\u53f7\u5546\u54c1\u6d41\u901a\uff0c\u5e76\u4f7f\u6570\u636e\u4fe1\u53f7\u5c3d\u91cf\u4fdd\u6301\u4e00\u81f4\u7684\u65b9\u4f4d\u3002<\/p>\n
\n\t(2)\u4ee5\u6bcf\u4e00\u4e2a\u4f5c\u7528\u7535\u6e90\u7535\u8def\u7684\u5173\u952e\u5143\u5668\u4ef6\u4e3a\u6838\u5fc3\uff0c\u7d27\u7d27\u56f4\u7ed5\u5b83\u6765\u5f00\u5c55\u5408\u7406\u5e03\u5c40\u3002\u7535\u5b50\u5668\u4ef6\u5e94\u5300\u79f0\u3001 \u9f50\u6574\u3001\u7d27\u5bc6\u5730\u6392\u5e8f\u5728PCB\u4e0a.\u5c3d\u91cf\u907f\u514d\u548c\u51cf\u5c11\u5404\u7535\u5b50\u5668\u4ef6\u4e2d\u95f4\u7684\u8fde\u63a5\u7ebf\u548c\u8054\u63a5\u3002<\/p>\n
\n\t(3)\u5728\u9ad8\u9891\u7387\u4e0b\u8fd0\u884c\u7684\u7535\u6e90\u7535\u8def\uff0c\u8981\u8003\u8651\u5230\u7535\u5b50\u5668\u4ef6\u4e2d\u95f4\u7684\u904d\u5e03\u4e3b\u8981\u53c2\u6570\u3002\u4e00\u822c\u7535\u6e90\u7535\u8def\u5e94\u5c3d\u91cf\u4f7f\u7535\u5b50\u5668\u4ef6\u5e73\u884c\u9762\u6392\u5e8f\u3002\u90a3\u6837\uff0c\u4e0d\u4ec5\u7f8e\u89c2\u5927\u65b9.\u5e76\u4e14\u88c5\u710a\u975e\u5e38\u5bb9\u6613.\u4fbf\u4e8e\u5927\u6279\u91cf\u751f\u4ea7\u3002<\/p>\n
\n\t(4)\u5750\u843d\u4e8e\u7ebf\u8def\u677f\u8fb9\u6cbf\u7684\u7535\u5b50\u5668\u4ef6\uff0c\u79bb\u7ebf\u8def\u677f\u8fb9\u6cbf\u4e00\u822c\u4e0d\u5c0f\u4e8e2mm\u3002\u7ebf\u8def\u677f\u7684\u6700\u597d\u6837\u5b50\u4e3a\u77e9\u5f62\u6846\u3002\u5bbd\u9ad8\u6bd4\u4e3a3\uff1a2\u62104\uff1a3\u3002\u7ebf\u8def\u677f\u9762\u89c4\u683c\u8d85\u8fc7200x150mm\u65f6.\u5e94\u8003\u8651\u5230\u7ebf\u8def\u677f\u53d7\u5230\u7684\u51b2\u51fb\u97e7\u6027\u3002<\/p>\n
\n\t2<\/p>\n
\n\t\u8d70\u7ebf<\/p>\n
\n\t\u8d70\u7ebf\u7684\u6807\u51c6\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
\n\t(1)I\/O\u8fde\u63a5\u7aef\u7684\u8f93\u7535\u7ebf\u5e94\u5c3d\u91cf\u51cf\u5c11\u90bb\u8fd1\u5e73\u884c\u9762\u3002\u6700\u597d\u662f\u52a0\u7ebf\u95f4\u63a5\u5730\u7ebf\uff0c\u4ee5\u9632\u4ea7\u751f\u610f\u89c1\u53cd\u9988\u8026\u5408\u3002<\/p>\n
\n\t(2)\u5370\u5237\u6444\u8f93\u7535\u7ebf\u7684\u6700\u5c0f\u5bbd\u5ea6\u5173\u952e\u7531\u8f93\u7535\u7ebf\u4e0e\u7edd\u7f18\u5c42\u57fa\u6273\u95f4\u7684\u9644\u7740\u6297\u538b\u5f3a\u5ea6\u548c\u7a7f\u8fc7\u4ed6\u4eec\u7684\u7535\u6d41\u51b3\u7b56\u3002<\/p>\n
\n\t\u5f53\u94dc\u6cca\u8584\u539a\u4e3a 0.05mm\u3001\u603b\u5bbd\u4e3a 1 ~ 15mm \u65f6.\u6839\u636e 2A\u7684\u7535\u6d41\u91cf\uff0c\u6eab\u5ea6\u4e0d\u5bb9\u6613\u9ad8\u8fc73\u2103\uff0c\u56e0\u800c.\u8f93\u7535\u7ebf\u603b\u5bbd\u4e3a1.5mm\u53ef\u7b26\u5408\u8981\u6c42\u3002<\/p>\n
\n\t\u9488\u5bf9\u7535\u5b50\u5668\u4ef6<\/u>\uff0c\u5c24\u5176\u662f\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\uff0c\u901a\u5e38\u90090.02~0.3mm\u8f93\u7535\u7ebf\u603b\u5bbd\u3002\u81ea\u7136\uff0c\u53ea\u9700\u5bb9\u8bb8\uff0c\u6216\u662f\u5c3d\u91cf\u7528\u5bbd\u7ebf.\u5c24\u5176\u662f\u7535\u6e90\u63d2\u5934\u548c\u63a5\u5730\u7ebf\u3002<\/p>\n
\n\t\u8f93\u7535\u7ebf\u7684\u6700\u5c11\u95f4\u9694\u5173\u952e\u7531\u6700\u574f\u72b6\u51b5\u4e0b\u7684\u7535\u7ebf\u95f4\u63a5\u5730\u7535\u963b\u548c\u51fb\u7a7f\u7535\u538b\u51b3\u7b56\u3002<\/p>\n
\n\t\u9488\u5bf9\u7535\u5b50\u5668\u4ef6\uff0c\u5c24\u5176\u662f\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\uff0c\u53ea\u9700\u52a0\u5de5\u5de5\u827a\u5bb9\u8bb8\uff0c\u53ef\u4f7f\u95f4\u9694\u5c0f\u81f35~8mm\u3002<\/p>\n
\n\t(3)\u5370\u5237\u8f93\u7535\u7ebf\u8f6c\u5f2f\u5904\u4e00\u822c\u53d6\u5706\u5f27\u72b6\uff0c\u800c\u659c\u89d2\u6216\u4ea4\u89d2\u5728\u9ad8\u9891\u7535\u8def\u4e2d\u4f1a\u5371\u5bb3\u7535\u6c14\u8bbe\u5907\u7279\u6027\u3002<\/p>\n
\n\t\u9664\u6b64\u4e4b\u5916\uff0c\u5c3d\u91cf\u51cf\u5c11\u5e94\u7528\u5927\u89c4\u6a21\u94dc\u6cca\uff0c\u4e0d\u7136.\u957f\u671f\u9047\u70ed\u65f6\uff0c\u6613\u4ea7\u751f\u94dc\u6cca\u80c0\u5927\u548c\u6389\u4e0b\u6765\u72b6\u51b5\u3002<\/p>\n
\n\t\u52a1\u5fc5\u7528\u5927\u89c4\u6a21\u94dc\u6cca\u65f6\uff0c\u6700\u597d\u7528\u6805\u683c\u6570\u636e\u72b6.\u90a3\u6837\u6709\u76ca\u4e8e\u6e05\u9664\u94dc\u6cca\u4e0e\u57fa\u6750\u95f4\u9ecf\u5408\u5242\u9047\u70ed\u9020\u6210\u7684\u6325\u53d1\u7269\u6c7d\u4f53\u3002<\/p>\n
\n\t3<\/p>\n
\n\t\u710a\u5c42<\/p>\n
\n\t\u710a\u5c42\u6838\u5fc3\u5b54\u8981\u6bd4\u5143\u5668\u4ef6\u5bfc\u7ebf\u76f4\u5f91\u7a0d\u5927\u4e00\u4e9b\u3002\u710a\u5c42\u5f88\u5927\u6613\u4ea7\u751f\u865a\u710a\u3002\u710a\u5c42\u76f4\u5f84D\u4e00\u822c\u4e0d\u5c0f\u4e8e(d 1.2)mm\uff0c\u5728\u5176\u4e2dd\u4e3a\u5bfc\u7ebf\u76f4\u5f84\u3002\u5bf9\u5bc6\u5ea6\u9ad8\u7684\u7684\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\uff0c\u710a\u5c42\u6700\u5c11\u76f4\u5f91\u53ef\u7528(d 1.0)mm\u3002<\/p>\n
\n\tPCB\u53ca\u7535\u6e90\u7535\u8def\u6297\u5e72\u6270\u6027\u5bf9\u7b56<\/p>\n
\n\tpcb\u7535\u8def\u677f\u7684\u6297\u5e72\u6270\u6027\u8bbe\u8ba1\u65b9\u6848\u4e0e\u5b9e\u9645\u7535\u6e90\u7535\u8def\u62e5\u6709\u7d27\u5bc6\u7684\u5173\u8054\uff0c\u8fd9\u513f\u4ec5\u5c31PCB\u6297\u5e72\u6270\u6027\u8bbe\u8ba1\u65b9\u6848\u7684\u51e0\u7c7b\u5e38\u89c1\u5bf9\u7b56\u505a\u4e00\u4e9b\u8868\u660e\u3002<\/p>\n
\n\t1<\/p>\n
\n\t\u7535\u6e90\u63d2\u5934\u8bbe\u8ba1\u65b9\u6848<\/p>\n
\n\t\u4f9d\u636e\u5370\u5237pcb\u7ebf\u8def\u677f\u7535\u6d41\u91cf\u7684\u5c3a\u5bf8\uff0c\u5c3d\u53ef\u80fd\u52a0\u79df\u7535\u6e90\u63d2\u5934\u603b\u5bbd\uff0c\u964d\u4f4e\u73af\u57ce\u8def\u7535\u963b\u5668\u3002<\/p>\n
\n\t\u4e0e\u6b64\u540c\u65f6\u3001\u4f7f\u7535\u6e90\u63d2\u5934\u3001\u63a5\u5730\u7ebf\u7684\u8fc8\u5411\u548c\u6570\u636e\u4fe1\u606f\u4f20\u9001\u7684\u65b9\u4f4d\u4e00\u81f4\uff0c\u90a3\u6837\u6709\u5229\u4e8e\u63d0\u9ad8\u6297\u566a\u97f3\u5de5\u4f5c\u80fd\u529b\u3002<\/p>\n
\n\t2<\/p>\n
\n\t\u63a5\u5730\u7ebf\u8bbe\u8ba1\u65b9\u6848<\/p>\n
\n\t\u63a5\u5730\u7ebf\u8bbe\u8ba1\u65b9\u6848\u7684\u57fa\u672c\u539f\u5219\u662f\uff1a<\/p>\n
\n\t(1)\u6570\u636e\u5730\u4e0e\u4eff\u771f\u6a21\u62df\u5730\u5206\u79bb\u3002\u82e5pcb\u7ebf\u8def\u677f\u4e0a\u539f\u6709\u6570\u5b57\u7535\u8def\u53c8\u6709\u7ebf\u6027\u7535\u8def\uff0c\u5e94\u4ee5\u4ed6\u4eec\u5c3d\u53ef\u80fd\u5206\u79bb\u3002<\/p>\n
\n\t\u4f4e\u9891\u7387\u7ebf\u8def\u7684\u5730\u5e94\u5c3d\u53ef\u80fd\u9009\u7528\u70b9\u5c04\u5e76\u8fde\u63a5\u5730\uff0c\u5177\u4f53\u8d70\u7ebf\u6709\u8270\u96be\u65f6\u53ef\u4e00\u90e8\u5206\u4e32\u8fde\u540e\u518d\u5e76\u8fde\u63a5\u5730\u3002<\/p>\n
\n\t\u9ad8\u9891\u7535\u8def\u5b9c\u7528\u4e8e\u591a\u4e00\u70b9\u4e32\u8fde\u63a5\u5730\u88c5\u7f6e\uff0c\u63a5\u5730\u7ebf\u5e94\u77ed\u800c\u79df\uff0c\u9ad8\u9891\u7387\u5143\u5668\u4ef6\u5468\u8fb9\u6700\u597d\u7528\u6805\u683c\u6570\u636e\u72b6\u5927\u89c4\u6a21\u5730\u7b94\u3002<\/p>\n
\n\t(2)\u7535\u7ebf\u63a5\u5934\u5e94\u5c3d\u53ef\u80fd\u5b57\u4f53\u52a0\u7c97\u3002\u82e5\u7535\u7ebf\u63a5\u5934\u7528\u5f88\u7eab\u7684\u7ebf\u6846\uff0c\u5219\u63a5\u5730\u88c5\u7f6e\u7535\u4f4d\u5dee\u968f\u7535\u6d41\u91cf\u7684\u53d8\u52a8\u800c\u8f6c\u53d8\uff0c\u4f7f\u6297\u566a\u7279\u6027\u51cf\u5c11\u3002<\/p>\n
\n\t\u56e0\u800c\u5e94\u5c06\u7535\u7ebf\u63a5\u5934\u5b57\u4f53\u52a0\u7c97\uff0c\u4f7f\u5b83\u80fd\u6839\u636e\u4e09\u500d\u4e8e\u5370\u5236\u7535\u8def\u677f\u4e0a\u7684\u5bb9\u8bb8\u7535\u6d41\u91cf\u3002\u5982\u6709\u53ef\u80fd\uff0c\u7535\u7ebf\u63a5\u5934\u5e94\u57282~3mm\u4ee5\u4e0a\u3002<\/p>\n
\n\t(3)\u7535\u7ebf\u63a5\u5934\u7ec4\u6210\u95ed\u73af\u63a7\u5236\u8def\u3002\u53ea\u7531\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u6784\u6210\u7684\u5370\u5236\u7535\u8def\u677f\uff0c\u5176\u63a5\u5730\u88c5\u7f6e\u7535\u6e90\u7535\u8def\u5e03\u53c2\u56e2\u73af\u57ce\u8def\u5927\u591a\u6570\u80fd\u63d0\u5347\u6297\u566a\u97f3\u5de5\u4f5c\u80fd\u529b\u3002<\/p>\n
\n\t3<\/p>\n
\n\t\u9000\u85d5\u7535\u5bb9\u5668\u914d\u5907<\/p>\n
\n\tPCB\u8bbe\u8ba1\u7684\u57fa\u672c\u4f5c\u6cd5\u4e4b\u4e00\u662f\u5728\u5370\u5236\u7535\u8def\u677f\u7684\u6bcf\u4e2a\u91cd\u70b9\u90e8\u4f4d\u914d\u5907\u5408\u7406\u7684\u9000\u85d5\u7535\u5bb9\u5668\u3002<\/p>\n
\n\t\u9000\u85d5\u7535\u5bb9\u5668\u7684\u4e00\u822c\u914d\u5907\u6807\u51c6\u662f\uff1a<\/p>\n
\n\t(1)\u5f00\u5173\u7535\u6e90\u952e\u5165\u7aef\u8de8\u63a5\u7ebf10 ~100uf\u7684\u7535\u89e3\u7535\u5bb9\u3002\u5982\u6709\u53ef\u80fd\uff0c\u63a5100uF\u4ee5\u4e0a\u7684\u66f4\u5f3a\u3002<\/p>\n
\n\t(2)\u6b63\u5e38\u60c5\u51b5\u4e0b\u6bcf\u4e00\u4e2a\u96c6\u6210\u7535\u8def\u82af\u7247\u90fd\u5e94\u5e03\u5c40\u4e00\u4e2a0.01pF\u7684\u9ad8\u538b\u74f7\u7247\u7535\u5bb9\uff0c\u5982\u9047\u5370\u5236\u7535\u8def\u677f\u95f4\u9699\u4e0d\u8db3\uff0c\u53ef\u6bcf4~8\u4e2a\u96c6\u6210ic\u5e03\u5c40\u4e00\u4e2a1 ~ 10pF\u7684\u4f46\u7535\u5bb9\u5668\u3002<\/p>\n
\n\t(3)\u9488\u5bf9\u6297\u566a\u5de5\u4f5c\u80fd\u529b\u5f31\u3001\u5173\u95ed\u65f6\u5f00\u5173\u7535\u6e90\u8f6c\u53d8\u5927\u7684\u5143\u5668\u4ef6\uff0c\u5982 RAM<\/u>\u3001ROM<\/u>\u50a8\u5b58\u5668<\/u>\u4ef6\uff0c\u5e94\u5728\u96c6\u6210ic\u7684\u7535\u6e90\u63d2\u5934\u548c\u63a5\u5730\u7ebf\u4e2d\u95f4\u7acb\u5373\u8fde\u63a5\u9000\u85d5\u7535\u5bb9\u5668\u3002<\/p>\n
\n\t(4)\u7535\u5bb9\u5668\u5bfc\u7ebf\u4e0d\u53ef\u4ee5\u8fc7\u957f\uff0c\u5c24\u5176\u662f\u9ad8\u9891\u7387\u65c1\u8def\u7535\u5bb9\u4e0d\u53ef\u4ee5\u6709\u5bfc\u7ebf\u3002<\/p>\n
\n\t\u9664\u6b64\u4e4b\u5916\uff0c\u8fd8\u5e94\u7559\u610f\u4e0b\u9762\u4e8c\u70b9\uff1a<\/p>\n
\n\t(1)\u5728\u8986\u94dc\u677f\u4e2d\u6709\u4ea4\u6d41\u63a5\u89e6\u5668<\/u>\u3001\u6c7d\u8f66\u7ee7\u7535\u5668<\/u>\u3001\u6309\u952e\u7b49\u5143\u5668\u4ef6\u65f6\uff0c\u5b9e\u9645\u64cd\u4f5c\u4ed6\u4eec\u65f6\u5747\u4f1a\u53d1\u751f\u6bd4\u8f83\u5927\u7535\u6655\u653e\u7535\uff0c\u52a1\u5fc5\u9009\u7528\u56fe\u4e0b\u6240\u663e\u793a\u7684 RC \u7535\u6e90\u7535\u8def\u6765\u6d88\u5316\u5438\u6536\u5145\u653e\u7535\u7535\u6d41\u91cf\u3002<\/p>\n
\n\t\u4e00\u822c R \u53d6 1 ~ 2K\uff0cC\u53d62.2 ~ 47UF\u3002<\/p>\n
\n\t(2)CMOS\u7684\u8f93\u5165\u7535\u963b\u5f88\u9ad8\uff0c\u4e14\u6613\u53d7\u78c1\u611f\u5e94\uff0c\u56e0\u800c\u5728\u5e94\u7528\u65f6\u5bf9\u65e0\u9700\u7aef\u8981\u63a5\u5730\u88c5\u7f6e\u6216\u6b63\u63a5\u5f00\u5173\u7535\u6e90\u3002<\/p>\n
\n
\n\t\u4e03<\/p>\n
\n\t\u5b8c\u6210PCB\u9ad8\u6548\u7387\u5168\u81ea\u52a8\u8d70\u7ebf\u7684\u8bbe\u8ba1\u65b9\u6848\u65b9\u6cd5\u548c\u5173\u952e\u70b9<\/p>\n
\n\t\u600e\u6837\u5b8c\u6210PCB\u9ad8\u7684\u5e03\u901a\u7387\u53ca\u5176\u51cf\u5c11\u8bbe\u8bb0\u65f6<\/u>\u95f4\u5462\uff1f\u6587\u7ae0\u5185\u5bb9\u8be6\u7ec6\u4ecb\u7ecdPCB\u6574\u4f53\u89c4\u5212\u3001\u5408\u7406\u5e03\u5c40\u548c\u8d70\u7ebf\u7684\u8bbe\u8ba1\u65b9\u6848\u65b9\u6cd5\u548c\u5173\u952e\u70b9\u3002<\/p>\n
\n\t\u5982\u4ecaPCB\u8bbe\u8ba1\u7684\u65f6\u957f\u6108\u6765\u6108\u77ed\uff0c\u6108\u6765\u6108\u5c0f\u7684\u7ebf\u8def\u677f\u5ba4\u5185\u7a7a\u95f4\uff0c\u6108\u6765\u6108\u9ad8\u7684\u5143\u5668\u4ef6\u76f8\u5bf9\u5bc6\u5ea6\uff0c\u6781\u4e3a\u4e25\u82db\u7684\u5408\u7406\u5e03\u5c40\u6807\u51c6\u548c\u5c3a\u5bf8\u7684\u90e8\u4ef6\u4fc3\u4f7f\u5ba4\u5185\u8bbe\u8ba1\u5e08\u7684\u5de5\u4f5c\u4e2d\u66f4\u4e3a\u8270\u96be\u3002<\/p>\n
\n\t\u4e3a\u4e86\u66f4\u597d\u5730\u5904\u7406\u8bbe\u8ba1\u65b9\u6848\u4e0a\u7684\u8270\u96be\uff0c\u52a0\u901f\u5546\u54c1\u7684\u53d1\u552e\uff0c\u5982\u4eca\u597d\u591a\u751f\u4ea7\u5382\u5bb6\u8d8b\u5411\u4e8e\u9009\u7528\u4e13\u7528\u578bEDA\u4e13\u7528\u5de5\u5177\u6765\u5b8c\u6210PCB\u7684\u8bbe\u8ba1\u65b9\u6848\u3002<\/p>\n
\n\t\u4f46\u4e13\u7528\u578b\u7684EDA\u4e13\u7528\u5de5\u5177\u5e76\u4e0d\u53ef\u4ee5\u9020\u6210\u68a6\u60f3\u7684\u7d50\u679c\uff0c\u4e5f\u65e0\u6cd5\u505a\u5230100%\u7684\u5e03\u901a\u7387\uff0c\u5e76\u4e14\u5f88\u4e71\uff0c\u901a\u5e38\u8fd8\u9700\u82b1\u8bb8\u591a\u6642\u95f4\u8fdb\u884c\u5269\u4e0b\u7684\u5de5\u4f5c\u4e2d\u3002<\/p>\n
\n\t\u5982\u4eca\u76ee\u524d\u5e02\u9762\u4e0a\u5e38\u7528\u7684EDA\u8f6f\u4ef6\u5de5\u5177\u8bb8\u591a\uff0c\u4f46\u9664\u5f00\u5e94\u7528\u7684\u4e13\u4e1a\u672f\u8bed\u548c\u529f\u80fd\u6309\u952e\u7684\u90e8\u4f4d\u4e0d\u4e00\u6837\u5916\u90fd\u5404\u6709\u5343\u79cb\uff0c\u600e\u6837\u7528\u8fd9\u79cd\u4e13\u7528\u5de5\u5177\u80fd\u591f\u66f4\u597d\u5730\u5b8c\u6210PCB\u7684\u8bbe\u8ba1\u65b9\u6848\u5462\uff1f<\/p>\n
\n\t\u5728\u9010\u6e10\u8d70\u7ebf\u4ee5\u524d\u5bf9\u8bbe\u8ba1\u65b9\u6848\u5b8c\u6210\u4ed4\u7ec6\u7684\u5256\u6790\u53ca\u5176\u5bf9\u8f6f\u4ef6\u5de5\u5177\u5f00\u5c55\u4ed4\u7ec6\u7684\u8bbe\u5b9a\u5c06\u4f7f\u8bbe\u8ba1\u65b9\u6848\u66f4\u4e3a\u7b26\u5408\u89c4\u5b9a\uff0c\u4e0b\u8fb9\u662f\u4e00\u822c\u7684\u8bbe\u8ba1\u8fc7\u7a0b\u548c\u6d41\u7a0b\u3002<\/p>\n
\n\t1<\/p>\n
\n\t\u660e\u786ePCB\u7684\u53e0\u52a0\u5c42\u6570<\/p>\n
\n\t\u7ebf\u8def\u677f\u89c4\u683c\u548c\u8d70\u7ebf\u53e0\u52a0\u5c42\u6570\u5fc5\u987b\u5728\u5236\u5b9a\u524d\u671f\u660e\u786e\u3002<\/p>\n
\n\t\u5047\u5982\u8bbe\u8ba1\u65b9\u6848\u89c4\u5b9a\u5e94\u7528\u5bc6\u5ea6\u9ad8\u7684\u7403\u6805\u4e8c\u7ef4\u6570\u7ec4(BGA)\u90e8\u4ef6\uff0c\u5c31\u52a1\u5fc5\u8003\u8651\u5230\u8fd9\u79cd\u5143\u5668\u4ef6\u8d70\u7ebf\u6240\u987b\u8981\u7684\u81f3\u5c11\u8d70\u7ebf\u53e0\u52a0\u5c42\u6570\u3002<\/p>\n
\n\t\u8d70\u7ebf\u5c42\u7684\u6570\u76ee\u53ca\u5176\u91cd\u53e0(stack-up)\u65b9\u6cd5\u4f1a\u540c\u65f6\u5371\u5bb3\u5230\u5370\u5237\u7ebf\u7684\u8d70\u7ebf\u548c\u7279\u6027\u963b\u6297\u3002<\/p>\n
\n\t\u677f\u7684\u5c3a\u5bf8\u6709\u5229\u4e8e\u660e\u786e\u91cd\u53e0\u65b9\u6cd5\u548c\u5370\u5237\u7ebf\u603b\u5bbd\uff0c\u5b8c\u6210\u671f\u5f85\u7684\u8bbe\u8ba1\u6548\u679c\u3002<\/p>\n
\n\t\u5f88\u591a\u5e74\u6765\uff0c\u5927\u5bb6\u4e00\u76f4\u89c9\u5f97\u7ebf\u8def\u677f\u53e0\u52a0\u5c42\u6570\u8d8a\u5c11\u6210\u672c\u8d39\u5c31\u8d8a\u4f4e\uff0c\u53ef\u662f\u5371\u5bb3\u7ebf\u8def\u677f\u7684\u5236\u9020\u6210\u672c\u4e5f\u6709\u5f88\u591a\u5176\u4ed6\u8981\u7d20\u3002<\/p>\n
\n\t\u8fd1\u5e74\u6765\uff0c\u5b9e\u6728\u591a\u5c42\u677f\u4e2d\u95f4\u7684\u6210\u672c\u8d39\u533a\u522b\u65e9\u5df2\u5927\u5927\u7684\u51cf\u5c11\u3002<\/p>\n
\n\t\u5728\u9010\u6e10\u8bbe\u8ba1\u65b9\u6848\u65f6\u6700\u597d\u662f\u9009\u7528\u8f83\u591a\u7684\u7535\u6e90\u7535\u8def\u5c42\u5e76\u4f7f\u6577\u94dc\u8054\u5408\u5206\u5e03\uff0c\u4ee5\u9632\u6b62\u5728\u8bbe\u8ba1\u65b9\u6848\u90bb\u8fd1\u5b8c\u6bd5\u65f6\u624d\u53d1\u89c9\u6709\u5c0f\u91cf\u6570\u636e\u4fe1\u53f7\u4e0d\u7b26\u5df2\u754c\u5b9a\u7684\u6807\u51c6\u53ca\u5176\u5ba4\u5185\u7a7a\u95f4\u89c4\u5b9a\uff0c\u8fdb\u800c\u8feb\u4e0d\u5f97\u5df2\u52a0\u4e0a\u65b0\u5c42\u3002<\/p>\n
\n\t\u5728\u5236\u5b9a\u4ee5\u524d\u7528\u5fc3\u7684\u6574\u4f53\u89c4\u5212\u5c06\u964d\u4f4e\u8d70\u7ebf\u4e2d\u8bb8\u591a\u7684\u4e0d\u4fbf\u3002<\/p>\n
\n\t2<\/p>\n
\n\t\u8bbe\u8ba1\u65b9\u6848\u6807\u51c6\u548c\u9650\u5b9a<\/p>\n
\n\t\u5168\u81ea\u52a8\u63a5\u7ebf\u4e13\u7528\u5de5\u5177\u81ea\u8eab\u5e76\u4e0d\u4e86\u89e3\u5e94\u5f53\u505a\u4e9b\u54ea\u4e9b\u3002<\/p>\n
\n\t\u4e3a\u8fdb\u884c\u8d70\u7ebf\u6bcf\u65e5\u4efb\u52a1\uff0c\u8d70\u7ebf\u4e13\u7528\u5de5\u5177\u5fc5\u987b\u5728\u5408\u7406\u7684\u6807\u51c6\u548c\u9650\u5b9a\u6807\u51c6\u4e0b\u5de5\u4f5c\u4e2d\u3002<\/p>\n
\n\t\u4e0d\u4e00\u6837\u7684\u7535\u6e90\u7ebf\u6709\u4e0d\u4e00\u6837\u7684\u8d70\u7ebf\u89c4\u5b9a\uff0c\u8981\u5bf9\u4efb\u4f55\u7279\u522b\u8981\u6c42\u7684\u7535\u6e90\u7ebf\u5f00\u5c55\u5f52\u7c7b\uff0c\u4e0d\u4e00\u6837\u7684\u8bbe\u8ba1\u5206\u7c7b\u4e5f\u4e0d\u4e00\u6837\u3002<\/p>\n
\n\t\u6bcf\u4e00\u4e2a\u6570\u636e\u4fe1\u53f7\u7c7b\u90fd\u9700\u8981\u6709\u4f18\u5148\uff0c\u4f18\u5148\u8d8a\u9ad8\uff0c\u6807\u51c6\u4e5f\u8d8a\u4e25\u82db\u3002<\/p>\n
\n\t\u6807\u51c6\u6d89\u53ca\u5230\u5370\u5237\u7ebf\u603b\u5bbd\u3001\u901a\u5b54\u7684\u8f83\u5927\u603b\u6570\u3001\u5e73\u9762\u5ea6\u3001\u7535\u6e90\u7ebf\u4e2d\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u53ca\u5176\u5c42\u7684\u9650\u5b9a\uff0c\u8fd9\u79cd\u6807\u51c6\u5bf9\u8d70\u7ebf\u4e13\u7528\u5de5\u5177\u7684\u7279\u6027\u6709\u8f83\u5927\u5371\u5bb3\u3002<\/p>\n
\n\t\u7528\u5fc3\u8003\u8651\u5230\u8bbe\u8ba1\u65b9\u6848\u6807\u51c6\u662f\u53d6\u5f97\u6210\u529f\u8d70\u7ebf\u7684\u5173\u952e\u4e00\u6b65\u3002<\/p>\n
\n\t3<\/p>\n
\n\t\u90e8\u4ef6\u7684\u5408\u7406\u5e03\u5c40<\/p>\n
\n\t\u4e3a\u6700\u4f18\u63a7\u5236\u5b89\u88c5\u5168\u8fc7\u7a0b\uff0c\u53ef\u751f\u4ea7\u5236\u9020\u6027\u8bbe\u8ba1\u65b9\u6848<\/u>(DFM<\/u>)\u6807\u51c6\u4f1a\u5bf9\u90e8\u4ef6\u5408\u7406\u5e03\u5c40\u9020\u6210\u9650\u5b9a\u3002<\/p>\n
\n\t\u5047\u5982\u5b89\u88c5\u5355\u4f4d\u5bb9\u8bb8\u90e8\u4ef6\u632a\u52a8\uff0c\u53ef\u4ee5\u5bf9\u7535\u6e90\u7535\u8def\u9002\u5ea6\u63d0\u5347\uff0c\u66f4\u6709\u5229\u4e8e\u5168\u81ea\u52a8\u8d70\u7ebf\u3002\u6240\u754c\u5b9a\u7684\u6807\u51c6\u548c\u7ea6\u675f\u65b9\u7a0b\u4f1a\u5371\u5bb3\u5408\u7406\u5e03\u5c40\u8bbe\u8ba1\u65b9\u6848\u3002<\/p>\n
\n\t\u5728\u5408\u7406\u5e03\u5c40\u65f6\u8981\u8003\u8651\u5230\u8d70\u7ebf\u9014\u5f84(routing channel)\u548c\u901a\u5b54\u5730\u533a\u3002<\/p>\n
\n\t\u8fd9\u79cd\u9014\u5f84\u548c\u5730\u533a\u5bf9\u8bbe\u8ba1\u65b9\u6848\u5de5\u4f5c\u4eba\u5458\u6765\u8bb2\u662f\u4e0d\u8a00\u800c\u55bb\u7684\uff0c\u4f46\u5168\u81ea\u52a8\u63a5\u7ebf\u4e13\u7528\u5de5\u5177\u4e00\u6b21\u53ea\u80fd\u8003\u8651\u5230\u4e00\u4e2a\u6570\u636e\u4fe1\u53f7\uff0c\u6839\u636e\u8bbe\u5b9a\u8d70\u7ebf\u7ea6\u675f\u65b9\u7a0b\u53ca\u5176\u8bbe\u7f6e\u53ef\u5e03\u7535\u6e90\u7ebf\u7684\u5c42\uff0c\u53ef\u4ee5\u4f7f\u8d70\u7ebf\u4e13\u7528\u5de5\u5177\u80fd\u50cf\u5ba4\u5185\u8bbe\u8ba1\u5e08\u6240\u6784\u60f3\u7684\u90a3\u822c\u8fdb\u884c\u8d70\u7ebf\u3002<\/p>\n
\n\t4<\/p>\n
\n\t\u6247\u51fa\u8bbe\u8ba1\u65b9\u6848<\/p>\n
\n\t\u5728\u6247\u51fa\u8bbe\u8ba1\uff0c\u8981\u4f7f\u5168\u81ea\u52a8\u63a5\u7ebf\u4e13\u7528\u5de5\u5177\u80fd\u5bf9\u90e8\u4ef6\u7ba1\u811a\u53bb\u8054\u63a5\uff0c\u8868\u5c42\u8d34\u7247\u5143\u5668\u4ef6\u7684\u6bcf\u4e00\u4e2a\u7ba1\u811a\u6700\u5c11\u5e94\u8be5\u6709\u4e00\u4e2a\u8fc7\u5b54\uff0c\u4fbf\u4e8e\u5728\u5fc5\u987b\u8d8a\u6765\u8d8a\u591a\u7684\u8054\u63a5\u65f6\uff0c\u7ebf\u8def\u677f\u53ef\u4ee5\u5f00\u5c55\u91cc\u5c42\u8054\u63a5\u3001\u6d4b\u9a8c(ICT)\u548c\u7535\u6e90\u7535\u8def\u518d\u89e3\u51b3\u3002<\/p>\n
\n\t\u4e3a\u4e86\u66f4\u597d\u5730\u4f7f\u5168\u81ea\u52a8\u63a5\u7ebf\u4e13\u7528\u5de5\u5177\u9ad8\u6548\u7387\u6700\u5927\uff0c\u4e00\u5b9a\u8981\u5c3d\u91cf\u5e94\u7528\u8f83\u5927\u7684\u710a\u76d8\u89c4\u683c\u548c\u5370\u5237\u7ebf\uff0c\u95f4\u8ddd\u8bbe\u5b9a\u4e3a50mil\u8f83\u4e3a\u7406\u60f3\u3002<\/p>\n
\n\t\u8981\u9009\u7528\u4f7f\u8d70\u7ebf\u9014\u5f84\u6570\u6700\u9ad8\u7684\u901a\u5b54\u79cd\u7c7b\u3002\u5f00\u5c55\u6247\u51fa\u8bbe\u8ba1\u65b9\u6848\u65f6\uff0c\u8981\u5145\u5206\u8003\u8651\u7535\u6e90\u7535\u8def\u6d4b\u9a8c\u95ee\u9898\u3002<\/p>\n
\n\t\u68c0\u6d4b\u5de5\u88c5\u5939\u5177\u5f88\u6709\u53ef\u80fd\u5f88\u4ef7\u683c\u6602\u8d35\uff0c\u5e76\u4e14\u901a\u5e38\u662f\u5728\u5c06\u8981\u8d44\u91d1\u6295\u5165\u5168\u65b9\u4f4d\u751f\u4ea7\u5236\u9020\u65f6\u624d\u4f1a\u8d2d\u4e70\uff0c\u5047\u5982\u6b64\u523b\u624d\u8003\u8651\u5230\u52a0\u4e0a\u8fde\u63a5\u70b9\u4ee5\u5b8c\u6210100%\u53ef\u68c0\u6d4b\u6027\u5c31\u592a\u8fdf\u4e86\u3002<\/p>\n
\n\t\u901a\u8fc7\u6df1\u601d\u719f\u8651\u548c\u9884\u6d4b\u5206\u6790\uff0c\u7535\u6e90\u7535\u8def\u6d4b\u9a8c\u7684\u8bbe\u8ba1\u65b9\u6848\u53ef\u5728\u8bbe\u8ba1\u65b9\u6848\u524d\u671f\u5f00\u5c55\uff0c\u5728\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u540e\u671f\u5b8c\u6210\uff0c\u4f9d\u636e\u8d70\u7ebf\u9014\u5f84\u548c\u7535\u6e90\u7535\u8def\u6d4b\u9a8c\u6765\u660e\u786e\u901a\u5b54\u6247\u51fa\u79cd\u7c7b\uff0c\u5f00\u5173\u7535\u6e90\u548c\u63a5\u5730\u88c5\u7f6e\u4e5f\u4f1a\u76f4\u63a5\u5f71\u54cd\u5230\u8d70\u7ebf\u548c\u6247\u51fa\u8bbe\u8ba1\u65b9\u6848\u3002<\/p>\n
\n\t\u4e3a\u51cf\u5c11\u6ee4\u6ce2\u7535\u5bb9\u5668\u7535\u6781\u8fde\u63a5\u7ebf\u9020\u6210\u7684\u611f\u6297\uff0c\u901a\u5b54\u5e94\u5c3d\u91cf\u6328\u8fd1\u8868\u5c42\u8d34\u7247\u5143\u5668\u4ef6\u7684\u7ba1\u811a\uff0c\u5fc5\u9700\u65f6\u53ef\u9009\u7528\u624b\u52a8\u5f0f\u8d70\u7ebf\u3002<\/p>\n
\n\t\u8fd9\u5f88\u6709\u53ef\u80fd\u4f1a\u5bf9\u539f\u5148\u6784\u60f3\u7684\u8d70\u7ebf\u9014\u5f84\u9020\u6210\u5371\u5bb3\uff0c\u4e43\u81f3\u6709\u53ef\u80fd\u4f1a\u9020\u6210\u4f60\u8003\u8651\u4e00\u4e0b\u5e94\u7528\u54ea\u4e00\u79cd\u8fc7\u5b54\uff0c\u56e0\u800c\u52a1\u5fc5\u8003\u8651\u5230\u901a\u5b54\u548c\u7ba1\u811a\u611f\u6297\u95f4\u7684\u5f71\u54cd\u5e76\u8bbe\u7f6e\u8fc7\u5b54\u89c4\u683c\u578b\u53f7\u7684\u4f18\u5148\u3002<\/p>\n
\n\t5<\/p>\n
\n\t\u624b\u52a8\u5f0f\u8d70\u7ebf\u53ca\u5176\u91cd\u8981\u6570\u636e\u4fe1\u53f7\u7684\u89e3\u51b3<\/p>\n
\n\t\u867d\u7136\u6587\u4e2d\u5177\u4f53\u9610\u8ff0\u5168\u81ea\u52a8\u5e03\u7ebf\u95ee\u9898\uff0c\u4f46\u624b\u52a8\u5f0f\u8d70\u7ebf\u5728\u5982\u4eca\u548c\u672a\u6765\u5168\u662f\u5370\u5237\u7ebf\u8def\u677f\u8bbe\u8ba1\u7684\u4e00\u4e2a\u5173\u952e\u5168\u8fc7\u7a0b\u3002<\/p>\n
\n\t\u9009\u7528\u624b\u52a8\u5f0f\u8d70\u7ebf\u6709\u5229\u4e8e\u5168\u81ea\u52a8\u63a5\u7ebf\u4e13\u7528\u5de5\u5177\u8fdb\u884c\u8d70\u7ebf\u5de5\u4f5c\u4e2d\u3002<\/p>\n
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