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\n
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\n\u56fe4\uff1a\u6df7\u5408\u6a21\u5f0f\u63a7\u5236\u539f\u7406\u56fe\u3002<\/span>
\n\u663e\u800c\u6613\u89c1\uff0c\u8fd9\u6837\u7684\u4fdd\u62a4\u7535\u8def\u53c8\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u6210\u672c\u548cPCB\u7684\u9762\u79ef\uff0c\u53e6\u4e00\u79cd\u4fdd\u62a4\u65b9\u5f0f\u662f\u589e\u52a0\u4e00\u4e2a\u5f15\u811a\uff0c\u91c7\u7528\u5982SOT23\uff0d6L\u7684\u5c01\u88c5\uff0c\u5bf9VOUT\u7684\u7535\u538b\u91c7\u6837\u5e76\u8fdb\u884c\u68c0\u6d4b\u3002CP2126\u7684\u8bbe\u8ba1\u53ef\u4ee5\u4fdd\u8bc1\u5916\u56f4\u5e94\u7528\u7535\u8def\u65e0\u987b\u505a\u4efb\u4f55\u6539\u52a8\uff0c\u5728LED\u5f00\u8def\u7684\u60c5\u51b5\u4e0b\u82af\u7247\u4f9d\u7136\u4e0d\u88ab\u635f\u574f\uff0c\u5f53\u6545\u969c\u72b6\u6001\u89e3\u9664\u540e\uff0c\u82af\u7247\u53c8\u53ef\u4ee5\u6b63\u5e38\u5de5\u4f5c\u3002 <\/span>
\n
\n\u5e76\u8054\u9a71\u52a8\u7535\u8def <\/span>
\n
\n\u867d\u7136\u4e32\u8054\u9a71\u52a8\u7535\u8def\u5177\u5907\u4e86\u6548\u7387\u9ad8\u7684\u4f18\u70b9\uff0c\u4f46\u662f\u6574\u4f53\u7684\u89e3\u51b3\u65b9\u6848\u9700\u8981\u4e00\u4e2a\u7535\u611f\u548c\u4e00\u4e2a\u8096\u7279\u57fa\u4e8c\u6781\u7ba1\uff0c\u8fd9\u53c8\u989d\u5916\u589e\u52a0\u4e86\u7cfb\u7edf\u6210\u672c\uff0c\u4f7f\u5f97\u6700\u7ec8\u7684\u7efc\u5408\u6210\u672c\u548c\u5e76\u8054\u76f8\u6bd4\uff0c\u5e76\u4e0d\u4e00\u5b9a\u6709\u4f18\u52bf\u3002\u540c\u65f6\uff0c\u8d34\u7247\u7535\u611f\u7684\u4f53\u79ef\u8f83\u5927\uff0c\u4e00\u822c\u67095.2×5.2mm2\u5927\u5c0f\uff0c\u540c\u65f6\u8fd8\u6709\u53ef\u80fd\u4ea7\u751fEMI\u5e72\u6270\u3002 <\/span>
\n
\n\u56fa\u5b9a\u6a21\u5f0f\u5e76\u8054\u9a71\u52a8\u7535\u8def <\/span>
\n
\n\u65e9\u671f\u7684\u5e76\u8054\u9a71\u52a8\u7535\u8def\u53ea\u662f\u89e3\u51b3\u4e86LED\u6240\u9700\u8981\u7684\u7535\u538b\u95ee\u9898\uff0c\u5b83\u628a\u7535\u6c60\u7535\u538b\u7edf\u4e00\u901a\u8fc7\u7535\u8377\u6cf5\u7684\u65b9\u5f0f\u5347\u538b\u52305V\u6216\u80054.5V\u7684\u8fd9\u6837\u4e00\u4e2a\u56fa\u5b9a\u7684\u7535\u538b\uff0c\u7136\u540e\u6bcf\u4e00\u4e2aLED\u901a\u8fc7\u4e32\u8054\u4e00\u5b9a\u7684\u7535\u963b\u963b\u503c\u6765\u63a7\u5236LED\u7684\u7535\u6d41\u3002 <\/span>
\n
\n\u7535\u8377\u6cf5\u7535\u8def\u7684\u4e00\u4e2a\u57fa\u672c\u7f3a\u70b9\u5728\u4e8e\uff0c\u5728\u7ed9\u5b9a\u7684\u8f93\u51fa\u7535\u538b\u8981\u6c42\u60c5\u51b5\u4e0b\uff0c\u968f\u7740\u8f93\u5165\u7535\u538b\u7684\u53d8\u5316\uff0c\u8f6c\u6362\u6548\u7387\u53d8\u5316\u5f88\u5927\uff0c\u7406\u8bba\u4e0a\uff0c\u4e24\u500d\u7535\u8377\u6cf5\u7535\u8def\u6240\u80fd\u8fbe\u5230\u7684\u6700\u9ad8\u6548\u7387\u4e3a\uff1a <\/span>
\n
\n
\n
\n\u4f8b\u5982\uff0c\u5f53VIN=3.1V\uff0cVOUT=5V\u65f6\uff0c\u6548\u7387\u53ef\u4ee5\u8fbe\u523083.3%\uff0c\u7531\u4e8e\u5185\u90e8\u5668\u4ef6\u7684\u635f\u8017\uff0c\u4e00\u822c\u4e5f\u53ef\u4ee5\u8fbe\u523080%\u4ee5\u4e0a\u3002\u4f46\u662f\uff0c\u5f53VIN=4.2V,VOUT=5V\u65f6\uff0c\u7406\u8bba\u6548\u7387\u6700\u9ad8\u5c31\u53ea\u670959.5%\u3002<\/span>
\n
\n<\/p>\n
\n\u4ece\u56fe3\u4e2d\u53ef\u4ee5\u770b\u5230\uff0cCP2128\u5916\u56f4\u5143\u4ef6\u53ea\u9700\u8981\u4e09\u4e2a\u7535\u5bb9\uff0c\u6839\u636e\u9a71\u52a8LED\u706f\u7684\u6570\u76ee\u7684\u4e0d\u540c\uff0c\u9700\u89811\u52305\u4e2a\u7535\u963b\uff0c\u548c\u4e32\u8054\u9a71\u52a8\u7535\u8def\u76f8\u6bd4\uff0c\u867d\u7136\u5177\u6709\u6548\u7387\u4e0d\u9ad8\u7684\u7f3a\u70b9\uff0c\u4f46\u662f\u5916\u56f4\u5143\u4ef6\u7684\u6210\u672c\u548c\u6240\u5360PCB\u9762\u79ef\u90fd\u6bd4\u8f83\u5c0f\uff0c\u8fd8\u53ef\u4ee5\u8bf4\u662f\u4e00\u4e2a\u6210\u672c\u76f8\u5f53\u4f4e\u7684\u89e3\u51b3\u65b9\u6848\u3002 <\/span>
\n
\n\u6df7\u5408\u6a21\u5f0f\u5e76\u8054\u9a71\u52a8\u7535\u8def <\/span>
\n
\n\u4e3a\u4e86\u80fd\u591f\u548c\u4e32\u8054\u9a71\u52a8\u76f8\u6297\u8861\uff0c\u5e76\u8054\u9a71\u52a8\u7535\u8def\u8981\u91cd\u70b9\u89e3\u51b3\u4e24\u4e2a\u95ee\u9898\uff1a\u4e00\u4e2a\u662f\u6548\u7387\uff0c\u4e00\u4e2a\u662f\u7535\u6d41\u5339\u914d\u3002\u4e3a\u4e86\u63d0\u9ad8\u6548\u7387\uff0c\u975e\u5e38\u6709\u5fc5\u8981\u5f15\u5165\u65b0\u7684\u5de5\u4f5c\u6a21\u5f0f\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9a71\u52a8\u7535\u8def\u6240\u4ea7\u751f\u7684\u8f93\u51fa\u7535\u538b\u4e0d\u518d\u662f\u4e00\u4e2a\u56fa\u5b9a\u503c\uff0c\u800c\u662f\u4e00\u4e2a\u9002\u5f53\u5e76\u4e14\u53ef\u4ee5\u9a71\u52a8LED\u7684\u7535\u538b\u503c\u3002 <\/span>
\n
\n\u4e00\u822c\u6765\u8bf4\uff0c\u767d\u5149LED\u5728\u5de5\u4f5c\u7535\u6d41\u4e3a20mA\u65f6\uff0c\u6b63\u5411\u5bfc\u901a\u7535\u538b\u4e00\u822c\u57283.1~3.5V\u5de6\u53f3\u3002\u9502\u7535\u6c60\u7684\u989d\u5b9a\u7535\u538b\u4e3a3.6V\u62163.7V\uff0c\u5145\u6ee1\u7535\u540e\u7684\u7535\u538b\u4e00\u822c\u57284.2V~4.3V\uff0c\u9502\u79bb\u5b50\u7535\u6c60\u5141\u8bb8\u6df1\u5ea6\u653e\u7535\u52302.7V\uff0c\u4f46\u662f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4e00\u822c\u624b\u673a\u8bbe\u7f6e\u7684\u5f3a\u5236\u5173\u673a\u7535\u538b\u4e3a3.6V\u5de6\u53f3(\u4e0d\u540c\u6574\u673a\u5382\u5546\u8bbe\u5b9a\u7684\u5f3a\u5236\u5173\u673a\u7535\u538b\u53ef\u80fd\u4e0d\u540c)\u3002\u5728\u7535\u6c60\u5145\u6ee1\u7535\u540e\uff0c\u8fd9\u4e2a\u7535\u538b\u8db3\u4ee5\u76f4\u63a5\u9a71\u52a8LED\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u7535\u8377\u6cf5\u7535\u8def\u4e0d\u5de5\u4f5c\uff0c\u7535\u6c60\u7684\u7535\u538b\u901a\u8fc7\u4e00\u4e2a\u5f00\u5173\u76f4\u63a5\u5230VOUT\u7136\u540e\u9a71\u52a8LED\u3002\u800c\u968f\u7740\u7535\u6c60\u7684\u653e\u7535\uff0c\u7535\u6c60\u7535\u538b\u4f1a\u9010\u6b65\u964d\u4f4e\uff0c\u5f53\u964d\u4f4e\u5230\u4e00\u5b9a\u7a0b\u5ea6\u4e0d\u8db3\u4ee5\u76f4\u63a5\u9a71\u52a8LED\u65f6\uff0c\u7535\u8377\u6cf5\u7535\u8def\u5f00\u59cb\u5de5\u4f5c\u3002\u6240\u4ee5\u96c6\u6210\u591a\u79cd\u9a71\u52a8\u6a21\u5f0f\u6210\u4e3a\u80cc\u5149\u9a71\u52a8\u7684\u4e3b\u6d41\u89e3\u51b3\u65b9\u6848\uff0c\u5373\u6240\u8c13\u96c6\u62101\u500d\u6a21\u5f0f\u548c1.5\u500d\u6a21\u5f0f\uff0c\u5e76\u4e14\u5728\u5c3d\u53ef\u80fd\u7684\u60c5\u51b5\u4e0b\uff0c\u8ba9\u7535\u8def\u5de5\u4f5c\u57281\u500d\u7684\u76f4\u901a\u6a21\u5f0f\u4e0b\u3002\u542f\u6500\u65b0\u63a8\u51fa\u7684CP2130\/1\/3\uff0c\u5f88\u597d\u7684\u89e3\u51b3\u4e86\u8fd9\u4e24\u4e2a\u95ee\u9898\u3002\u5176\u4e2dCP2130\u53ef\u4ee5\u6700\u591a\u9a71\u52a85\u4e2aLED\uff0cCP2131\u53ef\u4ee5\u6700\u591a\u9a71\u52a83\u4e2aLED\uff0cCP2133\u53ef\u4ee5\u6700\u591a\u9a71\u52a84\u4e2aLED\u3002\u56fe4\u4e3a\u6df7\u5408\u6a21\u5f0f\u63a7\u5236\u539f\u7406\u56fe\u3002<\/span>
\n
\n<\/p>\n
\n\u540c\u6837\uff0c\u5bf9\u4e8e\u7cfb\u7edf\u5e94\u7528\u800c\u8a00\uff0c\u6700\u5173\u5fc3\u7684\u6307\u6807\u4ecd\u662f\u6548\u7387\u548cLED\u7535\u6d41\u5339\u914d\u5ea6\u3002\u6240\u8c13\u6548\u7387\uff0c\u5c3d\u53ef\u80fd\u5730\u5de5\u4f5c\u57281\u500d\u6a21\u5f0f\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u6574\u4e2a\u7535\u6c60\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u7684\u7535\u6e90\u8f6c\u6362\u6548\u7387\u3002 <\/span>
\n
\n1. \u6548\u7387 <\/span>
\n
\n\u5bf9\u4e8e\u5173\u6ce8\u7684\u6548\u7387\u95ee\u9898\uff0cCP2130\/1\/3\u5b9e\u73b0\u4e86\u4e24\u79cd\u5de5\u4f5c\u6a21\u5f0f\u81ea\u9002\u5e94\u52a8\u6001\u5207\u6362(\u5373\u6839\u636e\u7535\u6c60\u7535\u538b\u548cLED\u5b9e\u9645\u5bfc\u901a\u538b\u964d\u5224\u65ad)\uff0c\u800c\u4e0d\u662f\u56fa\u5b9a\u7535\u538b\u70b9\u5207\u6362(\u5373\u53ea\u8003\u8651\u7535\u6c60\u7535\u538b)\uff0c\u4ece\u800c\u663e\u8457\u63d0\u9ad8\u4e86\u6548\u7387\u3002\u53ea\u8981\u7535\u6c60\u7535\u538b\u6bd4LED\u7684\u5de5\u4f5c\u7535\u538b\u9ad8350mV\u81f3550mV(\u6839\u636eEN1\u548cEN2\u7684\u5f15\u811a\u8bbe\u5b9a\u4e0d\u540c\u800c\u4e0d\u540c)\u65f6\uff0cCP2130\/1\/3\u5c31\u53ef\u4ee5\u5de5\u4f5c\u5728\u76f8\u5bf9\u6548\u7387\u8f83\u9ad8\u7684\u4e00\u500d\u6a21\u5f0f\u4e0b\u3002<\/span>
\n
\n\u56fe5\u6240\u793a\u4e3a\u5178\u578b\u5e94\u7528\u60c5\u51b5\u4e0bCP2130\/1\/3\u7684\u5de5\u4f5c\u6548\u7387\u3002\u53ef\u4ee5\u770b\u5230\u6548\u7387\u6839\u636e\u5de5\u4f5c\u6a21\u5f0f\u7684\u4e0d\u540c\uff0c\u662f\u4e00\u4e2a\u4e24\u6bb5\u7684\u6298\u7ebf\u56fe\uff0c80\uff05\u7684\u7535\u6c60\u80fd\u91cf\u57283.6V~4.1V\u4e4b\u95f4\uff0c\u5728\u8fd9\u4e2a\u7535\u538b\u8303\u56f4\u5185\u53ef\u4ee5\u83b7\u5f97\u5e73\u574780%\u4ee5\u4e0a\u7684\u5de5\u4f5c\u6548\u7387\u3002 <\/span>
\n
\n2. \u7535\u6d41\u5339\u914d\u5ea6 <\/span>
\n
\n\u548c\u4e32\u8054\u9a71\u52a8\u76f8\u6bd4\uff0c\u5e76\u8054\u9a71\u52a8\u8981\u89e3\u51b3\u7684\u4e00\u4e2a\u91cd\u8981\u95ee\u9898\u5c31\u662f\u5404\u4e2aLED\u95f4\u7684\u7535\u6d41\u5339\u914d\uff0c\u7531\u4e8eLED\u7684\u53d1\u5149\u4eae\u5ea6\u662f\u548c\u5b83\u7684\u5de5\u4f5c\u7535\u6d41\u76f8\u5173\u7684\uff0c\u4e0d\u4e00\u6837\u7684\u7535\u6d41\u4f1a\u5bfc\u81f4\u663e\u793a\u5c4f\u7684\u4eae\u5ea6\u4e0d\u5747\u5300\u3002\u5bf9\u4e8e\u5e76\u8054\u9a71\u52a8\u7684LED\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cLED\u7531\u4e8e\u6279\u6b21\u7684\u4e0d\u540c\u548c\u4e2a\u4f53\u5dee\u5f02\uff0c\u5728\u540c\u6837\u5de5\u4f5c\u7535\u6d41\u60c5\u51b5\u4e0b\u7684\u6b63\u5411\u5bfc\u901a\u538b\u964d\u4e0d\u540c\uff0c\u53ef\u80fd\u4f1a\u670950mV~200mV\u5de6\u53f3\u7684\u7535\u538b\u5dee\u503c\uff0c\u8fd9\u8981\u6c42\u5728\u8bbe\u8ba1\u5185\u90e8\u7684\u7535\u6d41\u63a7\u5236\u7535\u8def\u65f6\u9700\u8981\u8003\u8651\u5230\u8fd9\u4e2a\u5dee\u5f02\u3002CP2130\/1\/3\u91c7\u7528\u7533\u8bf7\u4e86\u56fd\u5bb6\u4e13\u5229\u4fdd\u62a4\u7684Auto-Mirror\u6280\u672f\uff0c\u53ef\u4ee5\u4f7f\u5f97\u5404\u5e76\u8054\u767d\u5149LED\u7535\u6d41\u5339\u914d\u5ea6\u51e0\u4e4e\u4e0d\u968f\u767d\u5149LED\u5bfc\u901a\u538b\u964d\u7684\u5dee\u522b\u800c\u53d8\u5316\u3002\u5373\u4f7f\u5bfc\u901a\u538b\u964d\u5dee\u572850mV~200mV\u4e4b\u95f4\uff0cLED\u7684\u7535\u6d41\u5339\u914d\u5ea6\u4ecd\u7136\u53ef\u4ee5\u8fbe\u52302%\u4ee5\u5185\u3002 <\/span>
\n
\n\u56fe6\u662f\u4e00\u79cd\u5178\u578b\u5e94\u7528\u60c5\u51b5\uff0cCP2130\/1\/3\u91c7\u7528QFN 3*3mm2 16\u5f15\u811a\u7684\u5c01\u88c5\uff0c\u540c\u65f6\u5916\u56f4\u5143\u4ef6\u76f8\u5f53\u7b80\u5355\uff0c\u53ea\u9700\u89814\u4e2a\u7535\u5bb9\u3002 <\/span>
\n
\n3. \u652f\u6301PWM\u8c03\u5149 <\/span>
\n
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\n
\n<\/p>\n
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\n
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<\/p>\n","protected":false},"excerpt":{"rendered":"