UC 3842AN是什么

uc3842AN\u662f\u4ec0\u4e48\u529f\u80fd\u7684IC?

\u3000\u3000\u5728\u5f00\u5173\u7535\u6e90\u4e2d\uff0c\u505aPWM\uff08PWM\u662fPulse Width Modulation\u7f29\u5199, \u4e2d\u6587\u610f\u601d\u5c31\u662f \u8109\u51b2\u5bbd\u5ea6\u8c03\u5236,\u7b80\u79f0\u8109\u5bbd\u8c03\u5236\u3002..\uff09\u7528\u7684\uff0c\u529f\u80fd\u5c31\u662f\u9a71\u52a8\u5f00\u5173\u7ba1\u5de5\u4f5c\u3002

\u3000\u3000\u8865\u5145\uff1a
\u3000\u3000UC3842AN\u662f\u4e00\u5757PWM\u8109\u5bbd\u8c03\u5236\u96c6\u6210\u7535\u8def\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8eDVD\u3001VCD\u3001SVCD\u5f71\u789f\u673a\uff0c\u8ba1\u7b97\u673a\u53ca\u5176\u663e\u793a\u5668\u7cfb\u7edf\u4ee5\u53ca\u5176\u4ed6\u5404\u79cd\u5bb6\u7528\u7535\u5668\u7684\u5f00\u5173\u7535\u6e90\u7535\u8def\u4e2d\u3002
\u3000\u30001.\u529f\u80fd\u7279\u70b9
\u3000\u3000UC3842AN\u96c6\u6210\u7535\u8def\u5185\u542b\u8109\u51b2\u4fe1\u53f7\u53d1\u751f\u5668\u3001\u7a33\u538b\u7535\u8def\u3001\u8109\u51b2\u5bbd\u5ea6\u8c03\u6574\u7535\u8def\u3001\u7535\u538b\u548c\u7535\u6d41\u68c0\u6d4b\u7535\u8def\u7b49\u3002\u5176\u96c6\u6210\u5757\u7684\u5185\u7535\u8def\u65b9\u6846\u56fe\u53ca\u5178\u578b\u5e94\u7528\u7535\u8def\u5982\u56fe1-1\u6240\u793a\u3002 \u56fe1-1 UC3842AN\u96c6\u6210\u5757\u7684\u5185\u7535\u8def\u65b9\u6846\u56fe\u53ca\u5178\u578b\u5e94\u7528\u7535\u8def\u56fe
\u3000\u30002.\u811a\u529f\u80fd\u53ca\u6570\u636e
\u3000\u3000UC3842AN \u96c6\u6210\u7535\u8def\u6709SOP-8\u548cDIP-8\u4e24\u79cd\u5c01\u88c5\u5f62\u5f0f\uff0c\u4e24\u8005\u7684\u533a\u522b\u4ec5\u662f\u5b89\u88c5(\u5c01\u88c5)\u5c3a\u5bf8\u4e0d\u540c\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u5b83\u4eec\u4e4b\u95f4\u53ef\u4ee5\u4e92\u6362\u3002UC3842AN \u96c6\u6210\u7535\u8def\u7684\u5f13\u811a\u529f\u80fd\u53ca\u6570\u636e\u89c1\u88681-2\u6240\u5217\u3002\u88681-2 UC3842AN\u96c6\u6210\u7535\u8def\u7684\u5f15\u811a\u529f\u80fd\u53ca\u6570\u636e
\u3000\u30003.\u4ee3\u6362\u578b\u53f7
\u3000\u3000UC3842 \u96c6\u6210\u7535\u8def\u5728\u8ba1\u7b97\u673a\u663e\u793a\u5668\u4e0a\u5e94\u7528\u8f83\u591a\uff0c\u5b83\u4eec\u4e2d\u95f4\u8bb8\u591a\u4e0d\u540c\u7684\u524d\u7f00\u96c6\u6210\u7535\u8def\u5747\u53ef\u7528\u6765\u4ee3\u6362UC3842\uff0c\u4f8b\u5982:MC3842\u3001CW3842\u3001IC3842\u3001KA3842\u3001IP3842\u3001SC3842\u3001W3842\u3001UA3842\u3001UC3842N\u7b49

\u8fd9\u4e2a\u82af\u7247\u591a\u6570\u7528\u5728\u505a\u5f00\u5173\u7535\u6e90\u4e0a\uff0c\u5b83\u80fd\u76f4\u63a5\u9a71\u52a8MOS\u7ba1\u7684\u5bfc\u901a\u548c\u5173\u6bb5\uff0c\u5f00\u5173\u7535\u6e90\u5c31\u662f\u5229\u7528\u5bfc\u901a\u6216\u5173\u6bb5MOS\u7ba1\u6765\u5b9e\u73b0\u7684\u3002\u4f60\u53ef\u4ee5\u5728IC\u7535\u5b50\u7f51\u4e0a\u627e\u5230\u5b83\u7684\u8bf4\u660e\u6587\u6863\u3002\u6211\u8fd9\u91cc\u4e5f\u6709\uff0c\u4f60\u8981\u7684\u8bdd\u7559\u4e2a\u90ae\u7bb1\uff01

UC3842 是电流控制型脉宽调制芯片,用在开关电源电路中

谢谢

扩展阅读:uc视频 ... 3842引脚功能及参数 ... 电源3842芯片管脚图 ... uc3842芯片引脚图 ... uc3842简单电源电路图 ... 3842芯片各脚电压参数 ... xeon处理器天梯图 ... 3842开关电源完整原理图 ... uc3842中文资料pdf ...

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