{"id":6335,"date":"2017-05-17T08:30:00","date_gmt":"2017-05-17T00:30:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=6335"},"modified":"2017-06-03T13:31:27","modified_gmt":"2017-06-03T05:31:27","slug":"ntc-circuit","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2017\/05\/ntc-circuit\/","title":{"rendered":"\u4f7f\u7528\u8ca0\u6eab\u5ea6\u4fc2\u6578\u96fb\u963bNTC\u4f86\u8a2d\u8a08\u6eab\u5ea6\u91cf\u6e2c\u7dda\u8def"},"content":{"rendered":"
\uff08\u9019\u662f\u4e00\u7bc7\u300c\u5ba2\u5ea7\u6587\u7ae0\u300d\uff0c\u5982\u679c\u60a8\u4e5f\u60f3\u8981\u5728\u672c\u90e8\u843d\u683c\u767c\u8868\u6587\u7ae0\uff0c\u53ef\u4ee5\u53c3\u8003\u300c<\/font>\u5fb5\u6c42\u5ba2\u5ea7\u6587\u7ae0<\/font><\/a>\u300d\u4e00\u6587\u3002\u6587\u7ae0\u7248\u6b0a\u5c6c\u539f\u4f5c\u8005\u6240\u6709\uff0c\u672c\u90e8\u843d\u683c\u50c5\u63d0\u4f9b\u767c\u8868\u7684\u5e73\u53f0\u8207\u6a5f\u6703\uff0c\u5982\u6709\u4efb\u4f55\u554f\u984c\u53ef\u4ee5\u76f4\u63a5\u63a5\u6d3d\u4f5c\u8005\u3002\uff09<\/font><\/p>\n \u95dc\u65bcNTC\u4ecb\u7d39<\/strong><\/font><\/p>\n \u7531\u65bc\u8ca0\u6eab\u5ea6\u4fc2\u6578\u96fb\u963b\uff08negative temperature coefficient resistor\uff0c\u4ee5\u4e0b\u7c21\u7a31NTC\uff09\u672c\u8eab\u5728\u4e00\u500b100\u5ea6\u4ee5\u4e0a\u7684\u6eab\u5ea6\u7bc4\u570d\u5167\u7684\u96fb\u963b\u503c\u8b8a\u5316\u975e\u5e38\u5de8\u5927\u3002\u5f9e\u5ba4\u6eab25\u00b0C\u5230150\u00b0C\u7684\u96fb\u963b\u503c\u5dee\u4e8632\u500d\u4ee5\u4e0a\u3002\u4ee5NCP18XH103F0SRB\u70ba\u4f8b\uff0c25\u00b0C\u7684\u96fb\u963b\u70ba10k\u2126\uff0c\u800c\u5728150\u00b0C\u7684\u96fb\u963b\u70ba0.3085k\u2126.\u6839\u64da\u96fb\u8def\u7684\u7279\u6027\uff0c\u5982\u679c\u4f7f\u7528\u55ae\u4e00NTC\u91cf\u6e2c\u5927\u7bc4\u570d\u7684\u6eab\u5ea6\uff0c\u4f8b\u5982-40\u00b0C\u5230+125\u00b0C\uff0c\u6703\u9020\u6210\u6eab\u5ea6\u91cf\u6e2c\u7cfb\u7d71\u5728\u67d0\u500b\u6eab\u5ea6\u7bc4\u570d\u7684\u5206\u8fa8\u7387\u4f4e\u3002<\/font><\/p>\n \u6b64\u6587\u4ecb\u7d39\u4e86\u4f7f\u7528\u4e00\u500b\u984d\u5916\u7684\u96fb\u963b\u4e26\u806f\u5728NTC\u5169\u7aef\uff0c\u4e26\u900f\u904e\u4e32\u806f\u548c\u4e26\u806f\u96fb\u963b\u7684\u963b\u503c\u8abf\u63a7\u6eab\u5ea6\u91cf\u6e2c\u7dda\u8def\u7684\u8f38\u51fa\u96fb\u58d3\u5728\u4e00\u500b\u7279\u5b9a\u6eab\u5ea6\u7bc4\u570d\u5167\u6709\u8f03\u597d\u7684\u5206\u8fa8\u7387\u3002\u6b64\u6587\u8aaa\u660e\u4e86\u5728\u4f4e\u5206\u8fa8\u7387\u4e0b\uff0c\u7dda\u8def\u5404\u5143\u4ef6\u7684\u8aa4\u5dee\u964d\u4f4e\u4e86\u6eab\u5ea6\u91cf\u6e2c\u7684\u7cbe\u5ea6\u3002\u9019\u4e5f\u53cd\u6620\u4e86\u63d0\u9ad8\u5206\u8fa8\u7387\u7684\u91cd\u8981\u6027\u3002<\/font><\/p>\n \u6587\u7ae0\u5167\u5bb9<\/b><\/b><\/font><\/p>\n NTC\u662f\u71b1\u654f\u96fb\u963b\u7684\u4e00\u7a2e\u3002\u71b1\u654f\u96fb\u963b(thermistor\uff09\u662f\u4e00\u7a2e\u50b3\u611f\u5668\u96fb\u963b\uff0c\u96fb\u963b\u503c\u96a8\u8457\u6eab\u5ea6\u7684\u8b8a\u5316\u800c\u6539\u8b8a\u3002\u71b1\u654f\u96fb\u963b\u7684\u82f1\u6587\u300cthermistor\u300d\u662f\u7531Thermal\uff08\u71b1\uff09\u53caresistor\uff08\u96fb\u963b\uff09\u5169\u8a5e\u7d44\u5408\u800c\u6210\u3002\u71b1\u654f\u96fb\u963b\u5c6c\u53ef\u8b8a\u96fb\u963b\u7684\u4e00\u985e\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u96fb\u5b50\u5143\u4ef6\u4e2d\uff0c\u4f8b\u5982\u6e67\u6d41\u96fb\u6d41\u9650\u5236\u5668\u3001\u6eab\u5ea6\u50b3\u611f\u5668\u3001\u53ef\u5fa9\u5f0f\u4fdd\u96aa\u7d72\u3001\u53ca\u81ea\u52d5\u8abf\u7bc0\u7684\u52a0\u71b1\u5668\u7b49\u71b1\u654f\u96fb\u963b\u5206\u70ba\u6b63\u6eab\u5ea6\u4fc2\u6578\u548c\u8ca0\u6eab\u5ea6\u4fc2\u6578\u5169\u5927\u985e\uff0c\u6b64\u6587\u6240\u63d0\u7684NTC\u5247\u662f\u4e00\u7a2e\u96fb\u963b\u503c\u96a8\u6eab\u5ea6\u5347\u9ad8\u800c\u964d\u4f4e\u7684\u71b1\u654f\u96fb\u963b\u3002NTC\u4e5f\u5e38\u88ab\u7528\u65bc\u4f4e\u7cbe\u5ea6\u7684\u6eab\u5ea6\u91cf\u6e2c\u7cfb\u7d71\u4e0a\uff0c\u4f5c\u70ba\u7522\u54c1\u7684\u6eab\u5ea6\u76e3\u63a7\u548c\u904e\u6eab\u4fdd\u8b77\u7684\u5143\u4ef6\u4e4b\u4e00\u3002<\/font><\/p>\n <\/p>\n \u57161\u662f\u5e38\u898b\u7684\u61c9\u7528\u7dda\u8def\uff0c\u7531\u4e00\u500b\u4e32\u806f\u96fb\u963bRs\u548cNTC\u7d44\u6210\u7684\u5206\u58d3\u96fb\u8def\u3002\u900f\u904e\u985e\u6bd4\u8f49\u6578\u4f4d\u8f49\u63db\u5668\uff08analog to digital converter\u4ee5\u4e0b\u7c21\u7a31ADC\uff09\u91cf\u6e2c\u5206\u58d3Vo\u53ef\u4ee5\u5f97\u77e5\u8a72NTC\u6240\u8655\u7684\u6eab\u5ea6\u3002<\/font><\/p>\n <\/font><\/font><\/font><\/p>\n \u9019\u96fb\u8def\u770b\u4f3c\u518d\u7c21\u55ae\u4e0d\u904e\u4e86\uff0c\u4f46\u5b83\u5b58\u5728\u8457\u5728\u9ad8\u6eab\u5340\u7684\u5206\u8fa8\u7387\u904e\u4f4e\u7684\u7f3a\u9ede\u3002NCP18XH103F0SRB\uff08*1\uff09\u662f\u4e00\u9846\u8aa4\u5dee1%\uff0c\u572825\u00b0C\u6642\u7684\u96fb\u963b\u70ba10k\u2126\uff0c\u64cd\u4f5c\u6eab\u5ea6-40\u00b0C\u81f3+150\u00b0C\u7684NTC\u3002\u6839\u64daNCP18XH103F0SRB\u7684\u898f\u683c\u66f8\u6240\u63cf\u7e6a\u51fa\u4f86\u7684\u96fb\u963b-\u6eab\u5ea6\u7279\u6027\u66f2\u7dda\u986f\u793a\u5728\u57162\u3002<\/font><\/p>\n \u82e5\u57161\u7684Vbias\u5b9a\u57285V\uff0cRs\u5b9a\u572810k\u2126\u642d\u914dNCP18XH103F0SRB\uff0c\u6240\u5f97\u51fa\u7684Vo\u5c0d\u6eab\u5ea6\u7684\u7279\u6027\u66f2\u7dda\u5982\u57163. \u5f9e\u57163\u53ef\u4ee5\u89c0\u5bdf\u5230\uff0c\u5f9e70\u00b0C\u5230125\u00b0C\u9019\u6bb5\u7684Vo\u8b8a\u5316\u8b8a\u5f97\u8f03\u70ba\u548c\u7de9\uff0c\u9644\u5e36\u7684\u7d50\u679c\u5c31\u662f\u5728\u540c\u6a23\u7684ADC\u89e3\u6790\u5ea6\u4e0b\uff0cADC\u611f\u6e2c\u7684\u6eab\u5ea6\u89e3\u6790\u5ea6\u964d\u4f4e\u3002\u82e5\u9032\u884c\u6700\u58de\u60c5\u6cc1\u96fb\u8def\u5206\u6790\uff08Worst-Case Circuit Analysis\uff0c WCCA\uff09\u6642\uff0c\u66f4\u53ef\u4ee5\u767c\u73fe\u6574\u500b\u91cf\u6e2c\u7cfb\u7d71\u7684\u7e3d\u8aa4\u5dee\u5728\u9ad8\u6eab\u7684\u5340\u6bb5\u6703\u6709\u76f8\u7576\u5927\u7684\u6eab\u5ea6\u8aa4\u5dee\u3002\u800c\u901a\u5e38\u904e\u6eab\u4fdd\u8b77\u7dda\u8def\u6240\u95dc\u5fc3\u7684\u662f\u5728\u9ad8\u6eab\u7684\u6e96\u78ba\u5ea6\u3002<\/font><\/p>\n <\/font><\/p>\n \u89e3\u6c7a\u65b9\u6cd5\u4e0d\u5916\u4e4e\u6709\u5169\u9ede\uff0c\u7b2c\u4e00\u7a2e\u65b9\u6cd5\u662f\u9078\u7528\u9ad8\u7cbe\u5ea6\u7684\u96f6\u4ef6\u3002\u4f46\u9019\u76f4\u63a5\u63d0\u9ad8\u4e86\u6210\u672c\u3002\u7b2c\u4e8c\u7a2e\u65b9\u6cd5\u662f\u4e26\u806f\u4e00\u500b\u96fb\u963bRp\u5728NTC\u5169\u5074\uff0c\u5f62\u6210\u57164\u7684\u96fb\u8def\u3002<\/font><\/p>\n <\/font><\/p>\n \u5982\u6b64\u4e00\u4f86\uff0c\u9078\u64c7\u7279\u5b9a\u7684Rs\u548cRp\u5373\u53ef\u8abf\u6574Vo\u5c0d\u6eab\u5ea6\u7279\u6027\u66f2\u7dda\u3002\u82e5Rs\u70ba2.2k\u2126\uff0cRp\u70ba4.7k\u2126\uff0c\u5247Vo\u5c0d\u6eab\u5ea6\u7279\u6027\u66f2\u7dda\u5982\u57165\u6240\u793a\u3002\u9019\u6a23\u7684\u914d\u7f6e\u53ef\u4ee5\u8b93\u9ad8\u6eab\u7684\u5340\u6bb5\u6709\u6bd4\u8f03\u5927\u7684\u8ca0\u659c\u7387\uff0c\u5f9e\u800c\u63d0\u9ad8Vo\u7684\u5206\u8fa8\u7387\u3002<\/font><\/p>\n <\/font><\/p>\n \u5e36\u6709Rp\u7684\u6eab\u5ea6\u91cf\u6e2c\u7dda\u8def\u9644\u5e36\u4e86\u53e6\u4e00\u9805\u512a\u9ede\uff0c\u900f\u904e\u8abf\u63a7Rp\u53ef\u4ee5\u6539\u8b8a\u5728-40\u00b0C\u6642Vo\u96fb\u58d3\u3002\u5982\u679c\u91cf\u6e2c\u7cfb\u7d71\u542b\u6709MCU\uff0c\u90a3\u9ebc\u53ef\u4ee5\u5728\u97cc\u9ad4\u4e2d\u52a0\u5165\u7dda\u8def\u7684stuck-at-high\u7684\u8a3a\u65b7\u529f\u80fd\u3002\u6839\u64da\u96fb\u8def\u7684\u8a2d\u8a08\uff0c\u5728-40\u00b0C\u7684Vo\u70ba3.38V\uff0c\u5982\u679c\u7cfb\u7d71\u6709\u67d0\u4e9b\u6545\u969c\u767c\u751f\u9020\u6210Vo\u51fa\u73fe5V\u7684\u60c5\u5f62\uff0c\u5247\u5224\u65b7\u70ba\u7cfb\u7d71\u4e2d\u7684\u6eab\u5ea6\u91cf\u6e2c\u7dda\u8def\u51fa\u73fe\u6545\u969c\u3002<\/font><\/p>\n \u53e6\u5916\uff0c\u5c0d\u65bcstuck-at-low\u7684\u8a3a\u65b7\u529f\u80fd\uff0c\u5982\u679c\u4f7f\u7528\u57161\u7684\u7279\u6027\u66f2\u7dda\uff0c\u7531\u65bc\u5728150\u00b0C\u7684Vo\u592a\u63a5\u8fd10V\uff0c\u5c0d\u65bc\u55ae\u96fb\u6e90\u7684op amp\u6703\u6709\u7121\u6cd5\u8f38\u51fa\u63a5\u8fd10V\u7684\u96fb\u58d3\u3002\u82e5\u6839\u64da\u57165 \u7684\u7279\u6027\u66f2\u7dda\uff0c\u5728150\u00b0C\u7684Vo\u70ba0.581V\u3002\u5c0d\u65bc\u5927\u90e8\u5206\u55ae\u96fb\u6e90\u7684op amp\u4f86\u8aaa\uff0c\u5373\u4f7f\u8003\u616e\u4e86\u6700\u5dee\u60c5\u6cc1\u96fb\u8def\u5206\u6790\uff08WCCA\uff09\uff0c\u8981\u8f38\u51fa0.581V\u4e0d\u662f\u554f\u984c\u3002<\/font><\/p>\n \u7d50\u8ad6<\/b><\/font><\/p>\n \u900f\u904e\u589e\u52a0\u7684Rp\u96fb\u963b\uff0c\u4e26\u8abf\u6574Rs\u548cRp\u7684\u963b\u503c\u53ef\u4ee5\u8abf\u6574\u6eab\u5ea6\u91cf\u6e2c\u7dda\u8def\u7684\u8f38\u51fa\u96fb\u58d3\u5728\u4e00\u500b\u7279\u5b9a\u6eab\u5ea6\u7bc4\u5167\u6709\u8f03\u597d\u7684\u5206\u8fa8\u7387\uff0c\u4e5f\u8f03\u5bb9\u6613\u5728\u7cfb\u7d71\u4e2d\u52a0\u5165stuck-at-high\uff0cstuck-at-low \u7684\u8a3a\u65b7\u529f\u80fd\u3002 <\/font><\/p>\n \u6587\u7ae0\u95dc\u9375\u5b57<\/b><\/font><\/p>\n NTC \u6eab\u5ea6\u91cf\u6e2c\uff0c\u71b1\u654f\u96fb\u963b\uff0cthermistor\uff0c\u63d0\u9ad8\u6eab\u5ea6\u91cf\u6e2c\u7684\u7cbe\u5ea6\uff0cstuck-at-high\uff0c stuck-at-low<\/font><\/p>\n \u53c3\u8003\u6587\u737b\uff1a<\/b><\/font><\/p>\n \u6587\u7ae0\u5167\u5bb9\u4e0b\u8f09\u7db2\u5740\uff1a<\/b><\/font><\/p>\n \u95dc\u65bc\u4f5c\u8005<\/strong><\/font> <\/p>\n Wilson.Yee\uff0c\u4e00\u4f4d\u786c\u9ad4\u7814\u767c\u5de5\u7a0b\u5e2b\uff0c\u6a02\u65bc\u5206\u4eab\u5728\u5de5\u4f5c\u4e0a\u66fe\u7d93\u9047\u5230\u7684\u554f\u984c\u3001\u74f6\u9838\u3001\u500b\u6848\uff0c\u4ee5\u53ca\u5c0d\u61c9\u7684\u89e3\u6c7a\u65b9\u6848\u548c\u786c\u9ad4\u8a2d\u8a08\u7684\u6280\u5de7\u548c\u9700\u8981\u6ce8\u610f\u7684\u5730\u65b9\u3002\u7d93\u9a57\u503c\u5f97\u88ab\u8a18\u8f09\u4e0b\u4f86\uff0c\u4ee5\u63d0\u5347\u4ed6\u4eba\u7684\u786c\u9ad4\u8a2d\u8a08\u6280\u8853\u3002<\/font><\/p>\n Email: <\/font>aspireykw01@outlook.com<\/font><\/a><\/p>\n Line ID: wilsonykw<\/font><\/p>\n \u6b61\u8fce\u4f86\u4fe1\u7d22\u53d6\u672c\u6587\u76f8\u95dc\u7684\u8a08\u7b97\u5de5\u5177\u53ca\u6280\u8853\u4ea4\u6d41\u3002<\/font><\/p>\n \u5ef6\u4f38\u95b1\u8b80\uff1a<\/font> \uff08\u9019\u662f\u4e00\u7bc7\u300c\u5ba2\u5ea7\u6587\u7ae0\u300d\uff0c\u5982\u679c\u60a8\u4e5f\u60f3\u8981\u5728\u672c\u90e8\u843d\u683c\u767c …<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,183],"tags":[44],"aioseo_notices":[],"views":17267,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/6335"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=6335"}],"version-history":[{"count":0,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/6335\/revisions"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=6335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=6335"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=6335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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PCB\u96fb\u8def\u677f\u4e0a\u9762\u70ba\u4f55\u8981\u6709\u6e2c\u8a66\u9ede\uff1f<\/font><\/a>
\u4ecb\u96fb\u8def\u677f\u7d44\u88dd\u5f8c\u7684\u529f\u80fd\u6e2c\u8a66(FVT\/FCT)<\/font><\/a>
\u8edf\u6027\u96fb\u8def\u677f(FPCB)\u7dda\u8def\u8a2d\u8a08\u6ce8\u610f\u4e8b\u9805 I<\/font><\/a> <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"