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本文介绍了采用PSIM软件对经济型零值电流开关功率因数校正芯片UC3852(UNITRODE公司生产)进行仿真,搭建的仿真模型,并简要介绍了UC3852芯片的引脚排列,各引脚名称、功能和用法。通过仿真剖析了其内部结构及工作原理,给出了应用实例。
This paper introduces the simulation model of the economical zero current switch power factor correction chip UC3852 (manufactured by UNITRODE) with PSIM software, and introduces the pinout of the UC3852 chip, the names, functions and usage of the pins . Through the simulation analysis of its internal structure and working principle, given the application examples.