{"id":1184,"date":"2018-10-10T00:42:49","date_gmt":"2018-10-10T00:42:49","guid":{"rendered":""},"modified":"2018-10-10T08:43:54","modified_gmt":"2018-10-10T00:43:54","slug":"%e6%b5%85%e6%9e%9051%e5%8d%95%e7%89%87%e6%9c%ba%e6%9c%80%e5%b0%8f%e7%b3%bb%e7%bb%9f%e6%8e%92%e9%98%bb%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=1184","title":{"rendered":"\u6d45\u679051\u5355\u7247\u673a\u6700\u5c0f\u7cfb\u7edf\u6392\u963b\u4f5c\u7528"},"content":{"rendered":"

\n\t\u6392\u963b\u7684\u963b\u503c\u8bfb\u53d6<\/p>\n

\n\t\u5728\u4e09\u4f4d\u6570\u5b57\u4e2d\uff0c\u4ece\u5de6\u81f3\u53f3\u7684\u7b2c\u4e00\u3001\u7b2c\u4e8c\u4f4d\u4e3a\u6709\u6548\u6570\u5b57\uff0c\u7b2c\u4e09\u4f4d\u8868\u793a\u524d\u4e24\u4f4d\u6570\u5b57\u4e5810\u7684N\u6b21\u65b9\uff08\u5355\u4f4d\u4e3aΩ\uff09\u3002\u5982\u679c\u963b\u503c\u4e2d\u6709\u5c0f\u6570\u70b9\uff0c\u5219\u7528“R”\u8868\u793a\uff0c\u5e76\u5360\u4e00\u4f4d\u6709\u6548\u6570\u5b57\u3002\u4f8b\u5982\uff1a\u6807\u793a\u4e3a“103”\u7684\u963b\u503c\u4e3a10&TI<\/u>mes;10=10kΩ\uff1b\u6807\u793a\u4e3a“222”\u7684\u963b\u503c\u4e3a2200Ω\u53732.2kΩ\uff1b\u6807\u793a\u4e3a“105”\u7684\u963b\u503c\u4e3a1MΩ\u3002<\/p>\n

\n\t <\/div>\n

\n\t\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8981\u5c06\u8fd9\u79cd\u6807\u793a\u6cd5\u4e0e\u4e00\u822c\u7684\u6570\u5b57\u8868\u793a\u65b9\u6cd5\u533a\u522b\u5f00\u6765\uff0c\u5982\u6807\u793a\u4e3a220\u7684\u7535\u963b\u5668<\/u>\u963b\u503c\u4e3a22Ω\uff0c\u53ea\u6709\u6807\u5fd7\u4e3a221\u7684\u7535\u963b\u5668\u963b\u503c\u624d\u4e3a220Ω\u3002<\/p>\n

\n\t\u6807\u793a\u4e3a“0”\u6216…000”\u7684\u6392\u963b\u963b\u503c\u4e3aOΩ\uff0c\u8fd9\u79cd\u6392\u963b\u5b9e\u9645\u4e0a\u662f\u8df3\u7ebf\uff08\u77ed\u8def\u7ebf\uff09\u3002<\/p>\n

\n\t\u4e00\u4e9b\u7cbe\u5bc6\u6392\u963b\u91c7\u7528\u56db\u4f4d\u6570\u5b57\u52a0\u4e00\u4e2a\u5b57\u6bcd\u7684\u6807\u793a\u65b9\u6cd5\uff08\u6216\u8005\u53ea\u6709\u56db\u4f4d\u6570\u5b57\uff09\u3002\u524d\u4e09\u4f4d\u6570\u5b57\u5206\u522b\u8868\u793a\u963b\u503c\u7684\u767e\u4f4d\u3001\u5341\u4f4d\u3001\u4e2a\u4f4d\u6570\u5b57\uff0c\u7b2c\u56db\u4f4d\u6570\u5b57\u8868\u793a\u524d\u9762\u4e09\u4e2a\u6570\u5b57\u4e5810\u7684N\u6b21\u65b9\uff0c\u5355\u4f4d\u4e3a\u6b27\u59c6\uff1b\u6570\u5b57\u540e\u9762\u7684\u7b2c\u4e00\u4e2a\u82f1\u6587\u5b57\u6bcd\u4ee3\u8868\u8bef\u5dee\uff08G=2\uff05\u3001F=1\uff05\u3001D=0.25\uff05\u3001B=O.1\uff05\u3001A\u6216W=0.05\uff05\u3001Q=0.02\uff05\u3001T=0.01\uff05\u3001V=0.005\uff05\uff09\u3002\u5982\u6807\u793a\u4e3a“2341”\u7684\u6392\u963b\u7684\u7535\u963b\u4e3a234&TImes;10=2340Ω\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u6392\u963b\u7684\u4f5c\u7528<\/p>\n

\n\t\u5185\u5b58\u82af\u7247\u4e0b\u65b9\u5747\u5300\u5206\u5e03\u7684“\u829d\u9ebb\u7c92”\uff0c\u5b9e\u9645\u4e0a\u662f\u4f4d\u4e8e\u5185\u5b58\u9897\u7c92\u548c\u91d1\u624b\u6307\u4e4b\u95f4\u7684“\u6392\u963b”\u3002\u6392\u963b\uff0c\u662f\u4e00\u6392\u7535\u963b\u7684\u7b80\u79f0\u3002<\/p>\n

\n\t\u6211\u4eec\u77e5\u9053\uff0c\u5185\u5b58\u5728\u5904\u7406\u3001\u4f20\u8f93\u6570\u636e\u65f6\u4f1a\u4ea7\u751f\u5927\u5c0f\u4e0d\u4e00\u7684\u5de5\u4f5c\u7535\u6d41<\/u>\u3002\u800c\u5728\u5185\u5b58\u9897\u7c92\u8d70\u7ebf\u7684\u5fc5\u7ecf\u4e4b\u5904\u5b89\u88c5\u4e00\u6392\u7535\u963b\uff0c\u5219\u80fd\u591f\u5e2e\u52a9\u5185\u5b58\u8d77\u5230\u7a33\u538b\u4f5c\u7528\uff0c\u8ba9\u5185\u5b58\u5de5\u4f5c\u66f4\u7a33\u5b9a\u3002\u4ece\u800c\u63d0\u5347\u5185\u5b58\u7684\u7a33\u5b9a\u6027\uff0c\u589e\u5f3a\u5185\u5b58\u4f7f\u7528\u5bff\u547d\u3002<\/p>\n

\n\t\u800c\u4f60\u8bf4\u7684\u5185\u5b58\u53f3\u8fb9\u89d2\u4e0a\u7684“\u5c0f\u7eff\u8c46”\u3002\u6211\u4eec\u4e00\u822c\u79f0\u4e4b\u4e3aSPD\u3002SPD\u662f\u4e00\u5b58\u50a8\u4f53\uff0c\u5b83\u5b58\u50a8\u4e86\u5382\u5546\u5bf9\u5185\u5b58\u7684\u8be6\u7ec6\u914d\u7f6e\u4fe1\u606f\uff1a\u5982\u5185\u5b58\u7684\u5de5\u4f5c\u7535\u538b\uff0c\u4f4d\u5bbd\uff0c\u64cd\u4f5c\u65f6\u5e8f\u7b49\u3002\u6bcf\u6b21\u5f00\u673a\u540e\u81ea\u68c0\u65f6\uff0c\u7cfb\u7edf\u90fd\u4f1a\u9996\u5148\u8bfb\u53d6\u5185\u5b58SPD\u4e2d\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u6765\u81ea\u52a8\u914d\u7f6e\u786c\u4ef6\u8d44\u6e90\uff0c\u4ee5\u907f\u514d\u51fa\u9519\u3002\u4e0a\u62c9\u3001\u9650\u6d41\u3002\u548c\u666e\u901a\u7535\u963b\u4e00\u6837\uff0c\u76f8\u6bd4\u800c\u8a00\u7b80\u5316\u4e86PCB\u7684\u8bbe\u8ba1\u3001\u5b89\u88c5\uff0c\u51cf\u5c0f\u7a7a\u95f4\uff0c\u4fdd\u8bc1\u710a\u63a5\u8d28\u91cf\u3002<\/p>\n

\n\t\u6392\u963b\u5f15\u811a\u8bf4\u660e<\/p>\n

\n\t<\/p>\n

\n\t1\u4e0ea2\u4e0eb3\u4e0ec4\u4e0ed\u4e4b\u95f4\u7684\u7535\u963b\u90fd\u662f10\u6b27\uff0c\u4e0e\u5176\u5b83\u7684\u7ba1\u811a\u6ca1\u6709\u4efb\u4f55\u5173\u7cfb\uff0e\u5c31\u662f\u4e00\u6392\u7535\u963b\uff0c\u505a\u5728\u4e86\u4e00\u4e2a\u539f\u4ef6\u4e0a\uff0e\uff0e<\/p>\n

\n\t\u6709\u7684\u8fd8\u6709\u4e00\u4e2a\u516c\u811a\uff0c\u5c31\u662f\u4e3a\u4e86\u65b9\u4fbf\u4f7f\u7528\uff0c\u62ff\u4e07\u7528\u8868<\/u>\u91cf\u4e00\u4e0b\u5c31\u4f1a\u53d1\u73b0\u6240\u6709\u811a\u5bf9\u516c\u5171\u811a\u7684\u963b\u503c\u5747\u662f\u6807\u79f0\u503c\uff0c\u9664\u516c\u5171\u811a\u5916\u5176\u5b83\u4efb\u610f\u4e24\u811a\u963b\u503c\u662f\u6807\u79f0\u503c\u7684\u4e24\u500d\uff0c\u5f88\u660e\u663e\u4efb\u610f\u4e24\u811a\u901a\u8fc7\u516c\u5171\u811a\u811a\u4e32\u8054\u7684\u561b\uff01\u7528\u5728\u6709\u5f88\u591a\u4e0a\u4e0b\u62c9\u7535\u963b\u7684\u573a\u5408\u5e94\u7528\u7279\u65b9\u4fbf\uff0c\u6bd4\u5982\u5e76\u884c\u901a\u8baf\u7ebf\u4e0a\uff0c\u8fd8\u8282\u7701\u7a7a\u95f4\u3002<\/p>\n

\n\t51\u5355\u7247\u673a<\/u>\u6700\u5c0f\u7cfb\u7edf\u6392\u963b\u4f5c\u7528<\/p>\n

\n\t\u8d77\u4e0a\u62c9\u4f5c\u7528\uff1a<\/p>\n

\n\t\u4e0a\u62c9\u5c31\u662f\u5c06\u4e0d\u786e\u5b9a\u7684\u4fe1\u53f7\u901a\u8fc7\u4e00\u4e2a\u7535\u963b\u5d4c\u4f4d\u5728\u9ad8\u7535\u5e73\uff0c\u7535\u963b\u540c\u65f6\u8d77\u9650\u6d41\u4f5c\u7528\uff0c\u4e0b\u62c9\u540c\u7406\u3002\u4e0a\u62c9\u662f\u5bf9\u5668\u4ef6\u6ce8\u5165\u7535\u6d41\uff0c\u4e0b\u62c9\u662f\u8f93\u51fa\u7535\u6d41\uff0c\u5f31\u5f3a\u53ea\u662f\u4e0a\u62c9\u7535\u963b\u7684\u963b\u503c\u4e0d\u540c\uff0c\u6ca1\u6709\u4ec0\u4e48\u4e25\u683c\u533a\u5206\uff0c\u5bf9\u4e8e\u975e\u96c6\u7535\u6781\uff08\u6216\u6f0f\u6781\uff09\u5f00\u8def\u8f93\u51fa\u578b\u7535\u8def\uff08\u5982\u666e\u901a\u95e8\u7535\u8def\uff09\u63d0\u5347\u7535\u6d41\u548c\u7535\u538b\u7684\u80fd\u529b\u662f\u6709\u9650\u7684\uff0c\u4e0a\u62c9\u7535\u963b\u7684\u529f\u80fd\u4e3b\u8981\u662f\u4e3a\u96c6\u7535\u6781\u5f00\u8def\u8f93\u51fa\u578b\u7535\u8def\u8f93\u51fa\u7535\u6d41\u901a\u9053\u3002<\/p>\n

\n\t\u53e6\u5916\u5176\u4ed6I\/O\u53e3\u90fd\u662f\u51c6\u53cc\u5411\u53e3\u4e14\u90fd\u6709\u9a71\u52a8\u80fd\u529b\uff0cP0\u53e3\u4e5f\u662f\u51c6\u53cc\u5411\u53e3\u4f46\u662f\u9a71\u52a8\u80fd\u529b\u5c0f\uff0c\u52a0\u6392\u963b\u8bf4\u767d\u4e86\u5c31\u662f\u7ed9P0\u52a0\u9a71\u52a8\u7535\u8def\uff0c\u7535\u6e90\u901a\u8fc7\u6392\u963b\u5411P0\u53e3\u4f9b\u7535\uff0c\u4f7f\u5176\u80fd\u591f\u9a71\u52a8\u4e0eP0\u53e3\u76f8\u8fde\u7684\u5143\u4ef6\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u5355\u7247\u673a\u4e2d\u6392\u963b\u7684\u710a\u63a5\u65b9\u6cd5<\/p>\n

\n\t\u5148\u627e\u51fa\u6392\u963b\u7684\u516c\u5171\u7aef\u3002\u516c\u5171\u7aef\u5728\u6392\u963b\u6807\u6709\u5c0f\u767d\u70b9\u7684\u4e00\u4fa7\u3002\u4e5f\u53ef\u4ee5\u7528\u4e07\u7528\u8868\u7535\u963b\u6863\u6d4b\u91cf\u4e00\u4e0b\uff0c\u4efb\u610f\u9009\u62e9\u4e00\u7aef\uff0c\u6d4b\u91cf\u8be5\u7aef\u4e0e\u5176\u4f59\u5f15\u811a\u7684\u7535\u963b\uff0c\u82e5\u4e2a\u5f15\u811a\u7684\u7535\u963b\u76f8\u7b49\uff0c\u8be5\u7aef\u4e3a\u516c\u5171\u7aef\uff0c\u5426\u5219\uff0c\u53e6\u4e00\u7aef\u4e3a\u516c\u5171\u7aef\u3002<\/p>\n

\n\t\u516c\u5171\u7aef\u8fde\u63a5\u5355\u7247\u673a\u7535\u6e90\uff0c\u5176\u5b83\u5f15\u811a\u5206\u522b\u8fde\u63a5\u5355\u7247\u673aIO\u53e3\u3002\u5177\u4f53\u710a\u63a5\u65b9\u6cd5\u4e0e\u710a\u63a5\u666e\u901a\u7535\u963b\u4e00\u6837\uff0c\u53ea\u662f\u5f15\u811a\u591a\u4e00\u70b9\u800c\u5df2\u3002\u53ef\u5148\u710a\u63a5\u4e24\u7aef\uff0c\u5b9a\u4f4d\u540e\uff0c\u518d\u710a\u63a5\u4e2d\u95f4\u5f15\u811a\u3002<\/p>\n

\n\t\u5982\u56fe\uff1a\u5e26\u70b9\u7684\u4e00\u7aef\u4e3a\u6392\u963b\u7684\u516c\u5171\u7aef\u3002<\/p>\n

\n\t<\/p>\n

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\n\t<\/p>\n","protected":false},"excerpt":{"rendered":"

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