{"id":109,"date":"2024-01-07T11:16:16","date_gmt":"2024-01-07T03:16:16","guid":{"rendered":"http:\/\/bluespider.top\/?p=109"},"modified":"2024-01-07T11:16:16","modified_gmt":"2024-01-07T03:16:16","slug":"%e5%a6%82%e4%bd%95%e8%ae%be%e8%ae%a1%e5%8d%95%e7%ab%af%e9%87%87%e6%a0%b7%e7%94%b5%e8%b7%af","status":"publish","type":"post","link":"http:\/\/bluespider.top\/?p=109","title":{"rendered":"\u5982\u4f55\u8bbe\u8ba1\u5355\u7aef\u91c7\u6837\u7535\u8def"},"content":{"rendered":"

\u5355\u7247\u673a\u5185\u90e8\u7684ADC\u901a\u5e38\u662f\u5355\u7aef\u91c7\u6837\u7684\uff0c\u6839\u636e\u578b\u53f7\u548c\u914d\u7f6e\u7684\u4e0d\u540c\uff0c\u53ef\u80fd\u5b58\u57280~ 3V\u548c0~ 3.3V\u7b49\u4e0d\u540c\u914d\u7f6e\u3002\u4f46\u5bf9\u4e8e\u4ea4\u6d41\u7cfb\u7edf\uff0c\u6211\u4eec\u91c7\u6837\u7684\u539f\u59cb\u4fe1\u53f7\u5f80\u5f80\u662f\u53cc\u6781\u6027\u4fe1\u53f7\uff0c\u4f8b\u5982\u4ea4\u6d41\u7535\u538b +\/- 220V\u3002\u8fd9\u4e9b\u4fe1\u53f7\u5f80\u5f80\u4e0d\u5728\u5355\u7247\u673aADC\u7684\u5355\u6781\u6027\u91c7\u6837\u8303\u56f4\u5185\uff0c\u6240\u4ee5\u9700\u8981\u901a\u8fc7\u8fd0\u7b97\u653e\u5927\u5668\u7535\u8def\u5bf9\u4fe1\u53f7\u8fdb\u884c\u7f29\u653e\u548c\u5e73\u79fb\uff0c\u4f7f\u5f97\u4e00\u4e2a\u5927\u8303\u56f4\u7684\u53cc\u6781\u6027\u4fe1\u53f7\u53d8\u6210\u4e00\u4e2a\u9002\u5f53\u8303\u56f4\u7684\u5355\u6781\u6027\u4fe1\u53f7\u3002<\/p>\n

\u7ecf\u5178\u7535\u8def\uff1a\u540c\u76f8\u653e\u5927\u5668+1.65V\u504f\u7f6e\u7535\u8def<\/h2>\n

\u4ee50-3.3V\u7684\u91c7\u6837\u7535\u8def\u4e3a\u4f8b\uff0c\u4e0a\u8ff0\u4fe1\u53f7\u53d8\u6362\u53ef\u4ee5\u89c6\u4e3a\u628a\u4ea4\u6d41\u4fe1\u53f7\u53d8\u6362\u5230-1.65V~ 1.65V\u8303\u56f4\u5185\u7684\u4ea4\u6d41\u4fe1\u53f7\uff0c\u7136\u540e\u518d\u53e0\u52a01.65V\u7684\u504f\u7f6e\u3002
\n\"From<\/a>
\n\u4e0a\u56fe\u662f\u4eceTI\u7684\u53c2\u8003\u8bbe\u8ba1HV_SOLAR_DC_AC_v1.1\u4e2d\u6458\u51fa\u7684\u3002
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v_{0}\\frac{R_{35}}{R_{41}+R_{35}}+v_{-}\\frac{R_{41}}{R_{41}+R_{35}}=v_{+}\\frac{R_{37}}{R_{37}+R_{38}}+1.65\\frac{R_{38}}{R_{37}+R_{38}}<\/span>
\n=>
\nv_{0}=(v_{+}-v_{-})+1.65<\/span>
\n\u6b64\u7535\u8def\u5047\u8bbev_{+}-v_{-}<\/span>\u5728(-1.65~ 1.65V)\u4e4b\u95f4\uff0c\u5219\u8f93\u51fa\u4fe1\u53f7\u5e45\u503c\u5728\uff080~ 3.3V\uff09\u4e4b\u95f4\u3002<\/p>\n

\u73b0\u5728\u6211\u4eec\u8003\u8651\u7535\u5bb9\u5e76\u5206\u6790\u5b8c\u6574\u7684\u7535\u8def\u9891\u57df\u7279\u6027\u3002\u9996\u5148\u8fd9\u4e9b\u7535\u963b\u90fd\u662f4.99K\uff0c\u6240\u4ee5\u6211\u4eec\u7528R\u6765\u4ee3\u66ff\u3002R41\u548cC7\u5e76\u8054\uff0cR37\u548cC8\u5e76\u8054\uff0c\u5e76\u8054\u540e\u7684\u7ebf\u8def\u963b\u6297\u8bb0\u4e3aZ
\nZ = R\/(1+RCs)<\/span>
\n\u8fd9\u91cc1\/(1+RCs)<\/span>\u662f\u4e00\u4e2a\u4f4e\u901a\u6ee4\u6ce2\u5668f_{l1}<\/span>\uff0c\u622a\u81f3\u9891\u7387\u4e3a\\frac{1}{2\\pi RC}<\/span>Hz,\u8fd9\u91cc\u8ba1\u7b97\u53ef\u5f97L1\u7684\u622a\u81f3\u9891\u7387\u7ea6\u4e3a15kHz\u3002
\n\u5229\u7528\u865a\u65ad\u865a\u77ed\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u5230
\n(v_0-1.65) = (v_+ – v_-)Z\/R = (v_+ – v_-)f_{l1}<\/span>
\n\u8fd9\u4e2a\u8fd0\u7b97\u7535\u8def\u8f93\u51fa\u53c8\u7ea7\u8054\u4e86\u4e00\u4e2aRC\u4f4e\u901a\u6ee4\u6ce2\u5668f_{l2}<\/span>\uff0c\u5176\u622a\u81f3\u9891\u7387\u4e3a160kHz\u3002
\n\u81f3\u6b64\uff0c\u6211\u4eec\u5f97\u5230\u4e86\u8fd9\u4e2a\u7ecf\u5178\u76841.65V\u504f\u7f6e\u53e0\u52a0\u7535\u8def\u7684\u8fd0\u7b97\u89c4\u5219\u548c\u6ee4\u6ce2\u7279\u6027\u3002<\/p>\n

\u82e5\u8fdb\u4e00\u6b65\u5c06\u8fd9\u4e2a\u7535\u8def\u4e2d\u7684R35\/R41\u548cR38\/R37\u7684\u6bd4\u503c\u8bb0\u4e3ax<\/span>,
\n\u5219\u7535\u8def\u6a21\u578b\u4e3a
\n(v_0-1.65) = (v_+ – v_-)Z\/(Rx) = (v_+ – v_-)f_{l1}\/x<\/span>
\n\u901a\u8fc7\u914d\u7f6ex<\/span>\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u8f93\u5165\u4fe1\u53f7(v_+ – v_-)\u7684\u7f29\u653e\u3002<\/p>\n

\u7ecf\u5178\u95ee\u9898\uff1a1.65V\u600e\u4e48\u6765\u7684<\/h2>\n

\u901a\u5e38\u60c5\u51b5\u4e0b\u5f00\u53d1\u677f\u4e0a\u662f\u6ca1\u6709\u76f4\u63a5\u5916\u63a51.65V\u7684\uff0c\u6709\u4e24\u7c7b\u65b9\u5f0f\u53ef\u4ee5\u83b7\u5f971.65V\u3002
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\n\u7b2c\u4e8c\u7c7b\u65b9\u5f0f\u5c31\u662f\u5229\u7528\u7535\u963b\u5206\u538b\uff0c\u4ece3.3V\u4e2d\u83b7\u5f971.65V\u7535\u538b\u3002
\n\"From<\/a>
\n\u4e0a\u56fe\u540c\u6837\u662f\u4eceTI\u7684\u53c2\u8003\u8bbe\u8ba1HV_SOLAR_DC_AC_v1.1\u4e2d\u6458\u51fa\u7684\u3002
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\u8fd9\u91cc\u4e3a\u4ec0\u4e48\u8981\u52a0\u4e00\u4e2a\u7535\u538b\u8ddf\u968f\u5668\u5462\uff0c\u4e3b\u8981\u662f\u8d77\u5230\u4e00\u4e2a\u963b\u6297\u53d8\u6362\u7684\u6548\u679c\u3002\u7531\u4e8e1.65V\u662f\u5206\u538b\u5f97\u5230\u7684\uff0c\u5f531.65V\u88ab\u9001\u5f80\u5176\u5b83\u8fd0\u7b97\u7535\u8def\u65f6\u5b83\u8fd8\u4f1a\u548c\u4e00\u5806\u7535\u963b\u4ea7\u751f\u8fd0\u7b97\u5173\u7cfb\uff0c\u8fd9\u4e9b\u8fd0\u7b97\u5173\u7cfb\u8981\u6c421.65V\u53ef\u4ee5\u88ab\u89c6\u4e3a\u4e00\u4e2a\u6ca1\u6709\u4e32\u8054\u5185\u963b\u7684\u7406\u60f3\u7535\u538b\u6e90\u3002\u663e\u7136\u76f4\u63a5\u901a\u8fc7R32\u548cR33\u4e24\u4e2a\u7535\u963b\u662f\u65e0\u6cd5\u5b9e\u73b0\u8fd9\u4e00\u70b9\u7684\u3002<\/p>\n

ADC\u9650\u5e45\u4fdd\u62a4<\/h2>\n

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\n\"\"<\/a>
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\"\"<\/a><\/p>\n

\u7ec3\u4e60<\/h2>\n

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