{"id":3020,"date":"2020-03-30T10:05:52","date_gmt":"2020-03-30T10:05:52","guid":{"rendered":""},"modified":"2020-03-30T18:06:14","modified_gmt":"2020-03-30T10:06:14","slug":"%e4%bd%bf%e7%94%a8%e9%ab%98%e5%8e%8b%e6%94%be%e5%a4%a7%e5%99%a8%e7%ae%80%e5%8c%96%e6%82%a8%e7%9a%84bom","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=3020","title":{"rendered":"\u4f7f\u7528\u9ad8\u538b\u653e\u5927\u5668\u7b80\u5316\u60a8\u7684BOM"},"content":{"rendered":"

\n\t\u7531\u4e8e\u8fd0\u7b97\u653e\u5927\u5668<\/u>\uff08\u8fd0\u653e\uff09\u89c4\u683c\u4e0d\u540c\uff0c\u5de5\u7a0b\u5e08\u4eec\u7ecf\u5e38\u9700\u8981\u9009\u62e9\u591a\u4e2a\u8fd0\u653e\u4ee5\u6ee1\u8db3\u5176\u7535\u8def\u677f<\/u>\u4e0a\u6bcf\u4e2a\u5b50\u7cfb\u7edf\u7684\u9700\u6c42\u3002\u8fd9\u4f1a\u4f7f\u4ece\u91c7\u8d2d\u5230\u751f\u4ea7\u7684\u5de5\u4f5c\u66f4\u52a0\u590d\u6742\u3002<\/p>\n

\n\t\u4f46\u662f\uff0c\u53ef\u4ee5\u9009\u62e9\u4e00\u4e2a\u8fd0\u653e\u6765\u6ee1\u8db3\u60a8\u7684\u7cfb\u7edf\u9700\u6c42\uff0c\u8fd9\u5c06\u6709\u52a9\u4e8e\u4f18\u5316\u5b9a\u4ef7\u548c\u964d\u4f4e\u8bbe\u8ba1\u603b\u6210\u672c\u3002\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u770b\u4e00\u4e2a\u5355\u8fd0\u653e\u5982\u4f55\u5904\u7406\u4e09\u4e2a\u5e38\u89c1\u7684\u529f\u80fd\uff1a\u7535\u6d41<\/u>\u611f\u6d4b\u3001\u6e29\u5ea6\u611f\u6d4b\u548c\u6bd4\u8f83\u5668<\/u>\u64cd\u4f5c\u3002<\/p>\n

\n\t <\/div>\n

\n\t\u7535\u6d41\u611f\u6d4b<\/h2>\n

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\n\t\"\u4f7f\u7528\u9ad8\u538b\u653e\u5927\u5668\u7b80\u5316\u60a8\u7684BOM\"<\/p>\n

\n\t\u56fe1\uff1a\u5355\u7535\u6e90\u4f4e\u4fa7\u5355\u5411\u7535\u6d41\u611f\u6d4b\u7535\u8def<\/u><\/p>\n

\n\t\u9ad8\u7535\u538b\u3001\u591a\u7528\u9014\u653e\u5927\u5668<\/h2>\n

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\n\t\u7531\u4e8e\u8fd9\u4e24\u9897\u8fd0\u653e\u90fd\u53ef\u4ee5\u572836V\u548c40V\u4e0b\u5de5\u4f5c\uff0c\u56e0\u6b64\u4e5f\u975e\u5e38\u9002\u5408\u9ad8\u4fa7\u7535\u6d41\u611f\u6d4b\u529f\u80fd\u3002\u4e0e\u4f4e\u4fa7\u7535\u6d41\u611f\u6d4b\u76f8\u6bd4\uff0c\u9ad8\u4fa7\u7535\u6d41\u611f\u6d4b\u7684\u4e00\u4e2a\u4e3b\u8981\u4f18\u52bf\u662f\u80fd\u591f\u68c0\u6d4b\u51fa\u77ed\u8def<\/u>\u3002\u9ad8\u4fa7\u7535\u6d41\u611f\u6d4b\u5728\u7535\u6e90\u548c\u8d1f\u8f7d\u4e4b\u95f4\u7684\u5206\u6d41\u7535\u963b\u4e0a\u4f7f\u7528\u5dee\u5206\u653e\u5927\u5668\u62d3\u6251\u7ed3\u6784\uff0c\u5982\u56fe2\u6240\u793a\u3002<\/p>\n

\n\t\"\u4f7f\u7528\u9ad8\u538b\u653e\u5927\u5668\u7b80\u5316\u60a8\u7684BOM\"<\/p>\n

\n\t\u56fe2\uff1a\u9ad8\u4fa7\u7535\u6d41\u611f\u6d4b\u7535\u8def<\/p>\n

\n\t\u5728\u8bbe\u8ba1\u9ad8\u4fa7\u7535\u6d41\u611f\u6d4b\u7535\u8def\u65f6\uff0c\u5fc5\u987b\u8003\u8651\u8fd0\u653e\u7684\u5171\u6a21\u7535\u538b\u3002\u5171\u6a21\u7535\u538b\u7531\u56fe2\u4e2d\u7684\u6bcd\u7ebf\u7535\u538b\u548c\u7531\u7535\u963bR2\u548cR3\u5f62\u6210\u7684\u7535\u963b\u5206\u538b\u5668\u6765\u8bbe\u7f6e\u3002\u7531\u4e8e\u5171\u6a21\u7535\u538b\u901a\u5e38\u7b49\u4e8e\u6bcd\u7ebf\u7535\u538b\uff0c\u56e0\u6b64\u62e5\u6709\u8f68\u5230\u8f68\u8f93\u5165\u8f93\u51fa\u7684\u653e\u5927\u5668\u6700\u9002\u5408\u6b64\u529f\u80fd\u3002OPA2990\u548cOPA2191\u5747\u5177\u6709\u8f68\u5230\u8f68\u5171\u6a21\u8f93\u5165\u8303\u56f4\uff0c\u5e76\u4e14\u572836V\uff08OPA2191\uff09\u548c40V\uff08OPA2990\uff09\u7535\u6e90\u4f9b\u7535\u8303\u56f4\u5185\u90fd\u652f\u6301\u8f68\u5230\u8f68\u8f93\u51fa\u3002<\/p>\n

\n\t\u6e29\u5ea6\u611f\u6d4b<\/h2>\n

\n\t\u5728\u8bb8\u591a\u5e94\u7528\u4e2d\uff0c\u6e29\u5ea6\u611f\u6d4b\u5bf9\u4e8e\u63a7\u5236\u73af\u5883\u72b6\u6001\u6216\u786e\u4fdd\u5b89\u5168\u7684\u5de5\u4f5c\u6761\u4ef6\u81f3\u5173\u91cd\u8981\u3002\u6d4b\u91cf\u6e29\u5ea6\u7684\u7cfb\u7edf\u9700\u8981\u901a\u8fc7\u7f29\u653e\u548c\u653e\u5927\u4f20\u611f\u5668<\/u>\u8f93\u51fa\u6765\u83b7\u5f97\u5927\u5c0f\u5408\u9002\u7684\u4fe1\u53f7\u8f93\u5165\u5230ADC<\/u>\uff0c\u4ece\u800c\u786e\u4fdd\u7cbe\u786e\u7684\u6d4b\u91cf\u3002\u56fe3\u663e\u793a\u4e86\u5982\u4f55\u914d\u7f6e\u8fd0\u653e\u6765\u68c0\u6d4b\u6b63\u6e29\u5ea6\u7cfb\u6570\uff08PTC<\/u>\uff09\u70ed\u654f\u7535\u963b\u7684\u7535\u963b\u8f93\u51fa\uff0c\u5e76\u5c06\u8be5\u4fe1\u53f7\u653e\u5927\u5230ADC\u3002<\/p>\n

\n\t\"\u4f7f\u7528\u9ad8\u538b\u653e\u5927\u5668\u7b80\u5316\u60a8\u7684BOM\"<\/p>\n

\n\tFigure 3\uff1a Te<\/u>mperature sensing with PTC circuit<\/p>\n

\n\t\u56fe3\uff1a\u5e26PTC\u7535\u8def\u7684\u6e29\u5ea6\u611f\u6d4b<\/p>\n

\n\tOPA2990\u548cOPA2191\u53ef\u5728-40°C\u81f3125°C\u7684\u6e29\u5ea6\u8303\u56f4\u5185\u5de5\u4f5c\uff0c\u8fd9\u5bf9\u4e8e\u73af\u5883\u6e29\u5ea6\u9884\u8ba1\u53d1\u751f\u663e\u8457\u53d8\u5316\u7684\u6e29\u5ea6\u611f\u6d4b\u529f\u80fd\u975e\u5e38\u6709\u7528\u3002\u6b64\u6e29\u5ea6\u8303\u56f4\u4e5f\u5f3a\u8c03\u4e86\u4f4e\u6e29\u6f02\u8fd0\u653e\u7684\u91cd\u8981\u6027\u3002\u5bf9\u4e8e\u901a\u7528\u5e94\u7528\uff0cOPA2990\u7684\u5931\u8c03\u6e29\u6f02\u4e3a0.5 μV\/°C\uff1b\u5bf9\u4e8e\u9700\u8981\u5411ADC\u53d1\u9001\u6781\u5176\u7cbe\u786e\u4fe1\u53f7\u7684\u7cfb\u7edf\uff0cOPA2191\u7684\u6e29\u6f02\u4e3a0.15 μV\/°C\u3002<\/p>\n

\n\t\u8fd0\u653e\u5b9e\u73b0\u6bd4\u8f83\u5668\u529f\u80fd<\/h2>\n

\n\t\u5bf9\u4e8e\u5177\u6709\u591a\u8def\u590d\u7528\u5668<\/u>\u53cb\u597d\u578b\u8f93\u5165\u7684\u653e\u5927\u5668\uff0c\u5b83\u7684\u8bbe\u8ba1\u65e8\u5728\u4f7f\u5176\u80fd\u591f\u5f88\u597d\u5730\u4e0e\u591a\u8def\u590d\u7528\u5668\u7684\u5927\u7535\u538b\u77ac\u53d8\u7279\u6027\u76f8\u8fde\u63a5\u3002\u8fd9\u4e9b\u653e\u5927\u5668\u7684\u5185\u90e8\u8f93\u5165\u7ed3\u6784\u4e0d\u4f7f\u7528\u80cc\u5bf9\u80cc\u4e8c\u6781\u7ba1<\/u>\u8fdb\u884c\u9759\u7535\u653e\u7535\u4fdd\u62a4\uff0c\u5982\u56fe4a\u6240\u793a\u3002\u76f8\u53cd\uff0c\u8fd9\u4e9b\u591a\u8def\u590d\u7528\u5668\u53cb\u597d\u578b\u8f93\u5165\u7684\u8bbe\u8ba1\u4f7f\u5f97\u8fd0\u653e\u7684\u8f93\u5165\u5dee\u5206\u7535\u538b\u8303\u56f4\u53ef\u4ee5\u6269\u5c55\u5230\u5168\u7535\u6e90\u7535\u538b\u8303\u56f4\uff0c\u8fd9\u4f7f\u5f97OPA2990\u548cOPA2191\u5728\u95ed\u73af\u548c\u5f00\u73af\u6bd4\u8f83\u5668\u7c7b\u4f3c\u7684\u62d3\u6251\u7ed3\u6784\u4e2d\u975e\u5e38\u5b9e\u7528\u3002<\/p>\n

\n\t\"\u4f7f\u7528\u9ad8\u538b\u653e\u5927\u5668\u7b80\u5316\u60a8\u7684BOM\"<\/p>\n

\n\t\u56fe4\uff1aOPA2990\u8f93\u5165\u4fdd\u62a4\u4e0d\u9650\u5236\u5dee\u5206\u8f93\u5165\u80fd\u529b\uff08a\uff09<\/p>\n

\n\t\u5e38\u89c4\u8f93\u5165\u4fdd\u62a4\u9650\u5236\u5dee\u5206\u8f93\u5165\u80fd\u529b\uff08b\uff09<\/p>\n

\n\t\u4e3a\u60a8\u9009\u62e9\u5408\u9002\u7684\u653e\u5927\u5668<\/p>\n

\n\tTI<\/u>\u7684\u5168\u65b0\u9ad8\u7535\u538b\u653e\u5927\u5668\u51cf\u5c11\u4e86\u5404\u79cd\u8fd0\u653e\u7684\u6570\u91cf\uff0c\u7b80\u5316\u4e86\u6750\u6599\u6e05\u5355\uff0c\u53ea\u9700\u9009\u62e9\u4e00\u9897\u8fd0\u653e\u5c31\u80fd\u6ee1\u8db3\u60a8\u7684\u7cfb\u7edf\u8981\u6c42\u3002OPA2990\u548cOPA2191\u4e3a\u9700\u8981\u591a\u8fd0\u653e\u529f\u80fd\u7684\u7cfb\u7edf\u63d0\u4f9b\u4e86\u975e\u5e38\u7075\u6d3b\u7684\u9009\u62e9\u3002\u5b83\u4eec\u53ef\u4ee5\u4e0e\u591a\u79cd\u5176\u4ed6\u82af\u7247\u4ea7\u54c1\u642d\u914d\uff0c\u5305\u62ec\u591a\u8def\u590d\u7528\u5668\u3001\u4f20\u611f\u5668\u548cADC\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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