{"id":3112,"date":"2020-06-19T00:46:42","date_gmt":"2020-06-19T00:46:42","guid":{"rendered":""},"modified":"2020-06-19T08:47:11","modified_gmt":"2020-06-19T00:47:11","slug":"%e7%ae%80%e6%98%93%e7%9b%b4%e6%b5%81%e7%a8%b3%e5%8e%8b%e7%94%b5%e6%ba%90%e7%9a%84%e8%ae%be%e8%ae%a1%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=3112","title":{"rendered":"\u7b80\u6613\u76f4\u6d41\u7a33\u538b\u7535\u6e90\u7684\u8bbe\u8ba1\u65b9\u6848"},"content":{"rendered":"

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\n\t <\/div>\n

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\n\t\u8f93\u5165\u7535\u5bb9C1\u3001C2\u7528\u4e8e\u6291\u5236\u7eb9\u6ce2\u7535\u538b\uff0c\u8f93\u51fa\u7535\u5bb9C3\u3001C4\u7528\u4e8e\u6d88\u632f\uff0c\u7f13\u51b2\u51b2\u51fb\u6027\u8d1f\u8f7d\uff0c\u4fdd\u8bc1\u7535\u8def\u5de5\u4f5c\u7a33\u5b9a\u3002\u540c\u65f6\u7531\u4e8e\u8f93\u51fa\u7535\u5bb9C3\u3001C4\u7684\u5b58\u5728\uff0c\u5bb9\u6613\u53d1\u751f\u7535\u5bb9\u653e\u7535\u800c\u635f\u574f\u7a33\u538b\u5668\uff0cRV1\u548cRV2\u662f\u6ed1\u52a8\u53d8\u963b\u5668\uff0c\u53ef\u4ee5\u8c03\u8282\u8f93\u51fa\u7684\u7535\u538b\u3002R1\u548cR2\u662f\u9650\u6d41\u7535\u963b\uff0c\u9632\u6b62\u7ebf\u8def\u7535\u6d41\u592a\u5927\u3002<\/p>\n

\n\t\u77ac\u6001\u5206\u6790\uff1a<\/p>\n

\n\t1\uff0e\u7a33\u538b\u4e09\u6781\u7ba1<\/u>\u9009\u62e9\uff1a<\/p>\n

\n\t\u4e3b\u8981\u7279\u70b9\uff1a<\/p>\n

\n\tLM7805\u96c6\u6210\u7a33\u538b\u4e09\u6781\u7ba1\u8f93\u51fa\u7535\u6d41\u53ef\u8fbe1A\uff0c\u8f93\u51fa\u7535\u538b5V\uff0c\u8fc7\u70ed\u4fdd\u62a4\uff0c\u8fc7\u6d41\u4fdd\u62a4\uff0c\u8f93\u51fa\u6676\u4f53\u7ba1<\/u>SOL\u4fdd\u62a4\u3002<\/p>\n

\n\tVI——\u8f93\u5165\u7535\u538b\uff08VO=5~18V\uff09\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef 35V<\/p>\n

\n\tRθJC——\u70ed\u963b\uff08\u7ed3\u5230\u58f3\uff09\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef 5\u2103\/W<\/p>\n

\n\tRθJA——\u70ed\u963b\uff08\u7ed3\u5230\u7a7a\u6c14\uff09\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef 65\u2103\/W<\/p>\n

\n\tTOPR——\u5de5\u4f5c\u7ed3\u6e29\u8303\u56f4\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef 0~125\u2103<\/p>\n

\n\tTSTG——\u8d2e\u5b58\u6e29\u5ea6\u8303\u56f4\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef\u22ef -65~150\u2103<\/p>\n

\n\t\u88681 LM7805\u7684\u4e3b\u8981\u53c2\u6570\u8868<\/p>\n

\n\t\"\u7b80\u6613\u76f4\u6d41\u7a33\u538b\u7535\u6e90\u7684\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\tLM7905\u96c6\u6210\u7a33\u538b\u4e09\u6781\u7ba1\u8f93\u51fa\u7535\u538b-5V.<\/p>\n

\n\t\u88682 LM7905\u7684\u4e3b\u8981\u53c2\u6570\u8868<\/p>\n

\n\t\"\u7b80\u6613\u76f4\u6d41\u7a33\u538b\u7535\u6e90\u7684\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t2\uff0e\u6574\u6d41\u6865<\/u>\u5806\uff1a<\/p>\n

\n\t\u6574\u6d41\u6865\u5806\u4ea7\u54c1\u662f\u7531\u56db\u53ea\u6574\u6d41\u7845\u82af\u7247\u4f5c\u6865\u5f0f\u8fde\u63a5\uff0c\u5916\u7528\u7edd\u7f18\u6714\u6599\u5c01\u88c5\u800c\u6210\uff0c\u5927\u529f\u7387\u6574\u6d41\u6865\u5728\u7edd\u7f18\u5c42\u5916\u6dfb\u52a0\u950c\u91d1\u5c5e\u58f3\u5305\u5c01\uff0c\u589e\u5f3a\u6563\u70ed\u3002\u6574\u6d41\u6865\u54c1\u79cd\u591a\uff1a\u6709\u6241\u5f62\u3001\u5706\u5f62\u3001\u65b9\u5f62\u3001\u677f\u51f3\u5f62\uff08\u5206\u76f4\u63d2\u4e0e\u8d34\u7247\uff09\u7b49\uff0c\u6709GPP\u4e0eO\/J\u7ed3\u6784\u4e4b\u5206\u3002\u6700\u5927\u6574\u6d41\u7535\u6d41\u4ece0.5A\u5230100A\uff0c\u6700\u9ad8\u53cd\u5411\u5cf0\u503c\u7535\u538b\u4ece50V\u52301600V\u3002<\/p>\n

\n\t\u534a\u6865\u662f\u5c06\u4e24\u4e2a\u4e8c\u6781\u7ba1<\/u>\u6865\u5f0f\u6574\u6d41\u7684\u4e00\u534a\u5c01\u5728\u4e00\u8d77\uff0c\u7528\u4e24\u4e2a\u534a\u6865\u53ef\u7ec4\u6210\u4e00\u4e2a\u6865\u5f0f\u6574\u6d41\u7535\u8def\uff0c\u4e00\u4e2a\u534a\u6865\u4e5f\u53ef\u4ee5\u7ec4\u6210\u53d8\u538b\u5668\u5e26\u4e2d\u5fc3\u62bd\u5934\u7684\u5168\u6ce2\u6574\u6d41\u7535\u8def\uff0c<\/p>\n

\n\t\u9009\u62e9\u6574\u6d41\u6865\u8981\u8003\u8651\u6574\u6d41\u7535\u8def\u548c\u5de5\u4f5c\u7535\u538b\u3002\u4f18\u8d28\u7684\u5382\u5bb6\u6709\u5e7f\u5dde\u56fd\u4fe1\u7535\u5b50\u79d1\u6280\u6709\u9650\u516c\u53f8\uff08\u6587\u65af\u7279\u7535\u5b50\uff09\u7684G\u7cfb\u5217\u6574\u6d41\u6865\u5806\uff0c\u8fdb\u53e3\u54c1\u724c\u6709ST\u3001IR\uff0c\u53f0\u7cfb\u7684SEP\u3001GD\u7b49\u3002\u6574\u6d41\u6865\u5806\u4e00\u822c\u7528\u5728\u5168\u6ce2\u6574\u6d41\u7535\u8def\u4e2d\uff0c\u5b83\u53c8\u5206\u4e3a\u5168\u6865\u4e0e\u534a\u6865\u3002<\/p>\n

\n\t\u5168\u6865\u662f\u75314\u53ea\u6574\u6d41\u4e8c\u6781\u7ba1\u6309\u6865\u5f0f\u5168\u6ce2\u6574\u6d41\u7535\u8def\u7684\u5f62\u5f0f\u8fde\u63a5\u5e76\u5c01\u88c5\u4e3a\u4e00\u4f53\u6784\u6210\u7684\uff0c\u56fe\u662f\u5176\u5916\u5f62\u3002<\/p>\n

\n\t\u5168\u6865\u7684\u6b63\u5411\u7535\u6d41\u67090.5A\u30011A\u30011.5A\u30012A\u30012.5A\u30013A\u30015A\u300110A\u300120A\u300135A\u300150A\u7b49\u591a\u79cd\u89c4\u683c\uff0c\u8010\u538b\u503c\uff08\u6700\u9ad8\u53cd\u5411\u7535\u538b\uff09\u670925V\u300150V\u3001100V\u3001200V\u3001300V\u3001400V\u3001500V\u3001600V\u3001800V\u30011000V\u7b49\u591a\u79cd\u89c4\u683c\u3002<\/p>\n

\n\t3. \u53d8\u538b\u5668\u7684\u9009\u62e9\uff1a<\/p>\n

\n\t\u53d8\u538b\u5668\u5bb9\u91cf\u8ba1\u7b97\u516c\u5f0f\u53d8\u538b\u5668\u7684\u529f\u7387\u662f\u51b3\u5b9a\u4e8e\u8d1f\u8f7d\u7684\uff0c\u65e2\uff1a<\/p>\n

\n\tP2=U2II2I+U2III2II+.\u3002..\u3002.+U2nI2In\uff08VA\uff09\uff0cP1=P2\/η\uff08VA\uff09<\/p>\n

\n\t\u5f0f\u4e2d\uff1a<\/p>\n

\n\tP2\u53d8\u538b\u5668\u6b21\u7ea7\u529f\u7387\u8ba1\u7b97\u503c<\/p>\n

\n\tP1\u53d8\u538b\u5668\u7684\u521d\u7ea7\u529f\u7387\u8ba1\u7b97\u503c<\/p>\n

\n\tU2I\u548cU2II.\u3002..\u3002.\u53d8\u538b\u5668\u6b21\u7ea7\u5404\u7ed5\u7ec4\u7535\u538b\uff08V\uff09\uff0c\u5176\u503c\u7531\u8d1f\u8f7d\u51b3\u5b9a\u3002<\/p>\n

\n\tI2I\u548cI2II.\u3002..\u3002.\u53d8\u538b\u5668\u6b21\u7ea7\u5404\u7ed5\u7ec4\u7535\u6d41\uff08A\uff09\uff0c\u5176\u503c\u7531\u8d1f\u8f7d\u51b3\u5b9a\u3002<\/p>\n

\n\tη\u4e3a\u6548\u7387<\/p>\n

\n\t\u53d8\u538b\u5668\u5bb9\u91cf1KVA\u4ee5\u4e0b\u7684\u53d8\u538b\u5668\u5bb9\u91cf\u5c0f\uff0c\u6548\u7387\u8f83\u4f4e\uff0c\u53d8\u538b\u5668\u5bb9\u91cf\u5728100VA\u4ee5\u4e0b\u7684\uff0cη\u9009\u5c0f\u503c;\u53d8\u538b\u5668\u5bb9\u91cf\u5728100VA\u52301000VA\u8005\u9009\u5927\u503c\u3002\u7845\u94a2\u7247<\/u>\u8d28\u91cf\u5dee\u7684η\u53ef\u90090.7<\/p>\n

\n\tI1=P1\/U1\uff081.1\u52301.2\uff09\uff08A\uff09<\/p>\n

\n\t\u5f0f\u4e2d\uff1aU1\u4e3a\u521d\u7ea7\u7535\u538b\uff08V\uff09<\/p>\n

\n\t1.1\u52301.2\u4e3a\u8003\u8651\u5230\u7a7a\u8f7d\u6fc0\u78c1\u7535\u6d41\u7684\u7ecf\u9a8c\u7cfb\u6570<\/p>\n

\n\t\u53d8\u538b\u5668\u5bb9\u91cf\u8ba1\u7b97\u51fa\u6765\u540e\u5c31\u8ba1\u7b97\u7845\u94a2\u7247\u94c1\u82af\u7684\u622a\u9762\u79efS\u7b49\u53c2\u6570 \u3002<\/p>\n

\n\t4.\u7535\u5bb9\u7684\u9009\u62e9\uff1a<\/p>\n

\n\t\u7ecf\u8fc7\u6574\u6d41\u6865\u4ee5\u540e\u7684\u662f\u8109\u52a8\u76f4\u6d41\uff0c\u6ce2\u52a8\u8303\u56f4\u5f88\u5927\u3002\u540e\u9762\u4e00\u822c\u7528\u5927\u5c0f\u4e24\u4e2a\u7535\u5bb9\u5927\u7535\u5bb9\u7528\u6765\u7a33\u5b9a\u8f93\u51fa\uff0c\u4f17\u6240\u5468\u77e5\u7535\u5bb9\u4e24\u7aef\u7535\u538b\u4e0d\u80fd\u7a81\u53d8\uff0c\u56e0\u6b64\u53ef\u4ee5\u4f7f\u8f93\u51fa\u5e73\u6ed1\u5c0f\u7535\u5bb9\u662f\u7528\u6765\u6ee4\u9664\u9ad8\u9891\u5e72\u6270\u7684\uff0c\u4f7f\u8f93\u51fa\u7535\u538b\u7eaf\u51c0\u7535\u5bb9\u8d8a\u5c0f\uff0c\u8c10\u632f\u9891\u7387\u8d8a\u9ad8\uff0c\u53ef\u6ee4\u9664\u7684\u5e72\u6270\u9891\u7387\u8d8a\u9ad8\u5927\u4f53\u7684\u539f\u5219\uff1a<\/p>\n

\n\t\uff081\uff09\u5927\u7535\u5bb9\uff0c\u8d1f\u8f7d\u8d8a\u91cd\uff0c\u5438\u6536\u7535\u6d41\u7684\u80fd\u529b\u8d8a\u5f3a\uff0c\u8fd9\u4e2a\u5927\u7535\u5bb9\u7684\u5bb9\u91cf\u5c31\u8981\u8d8a\u5927\uff1b<\/p>\n

\n\t\uff082\uff09\u5c0f\u7535\u5bb9\uff0c\u51ed\u7ecf\u9a8c\uff0c\u4e00\u822c104\u5373\u53ef\u3002<\/p>\n

\n\t\u88683 \u7535\u5bb9\u53c2\u6570<\/p>\n

\n\tI02A\u5de6\u53f31A\u5de6\u53f30\uff0e5~1A0\uff0e1~0.5A50~100MA\u300a50MA<\/p>\n

\n\t\u7535\u5bb9\u5bb9\u91cf400020001000500200~500200<\/p>\n

\n\t\u8981\u786e\u5b9a\u7535\u5bb9\u7684\u8010\u538b\u503c\uff0c\u8010\u538b\u503c\u9009\u5c0f\u4e86\uff0c\u4f1a\u56e0\u8fc7\u538b\u800c\u51fb\u7a7f<\/u>\uff0c\u9009\u5927\u4e86\u4f1a\u589e\u52a0\u4f53\u79ef\u548c\u6210\u672c\uff0c\u53ef\u6309\u4e0b\u5f0f\u786e\u5b9a\u7535\u5bb9C\u7684\u8010\u538b\u503cUc\uff1a<\/p>\n","protected":false},"excerpt":{"rendered":"

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