摘要
介绍并比较了电流模式PWM控制器中电压反馈的基本电路,设计出了基于电流控制型PWM控制芯片UC3846的电压反馈的实用电路,该电路能满足在高频电路、非线形负载情况下稳定的输出.实验结果证明,该电路具有较好的控制特性和稳定性.
This paper introduces and compares the circuit of voltage feedback in the PWM controller of the current mode, designs a kind of circuit with voltage feedback of UC3846 based on the current mode, which satisfies the stable output in the high frequency circuit, nonlinear load circumstance. Experiment result proves that the circuit has good control characteristic and control stability.
出处
《重庆工学院学报(自然科学版)》
2008年第8期129-131,共3页
Journal of Chongqing Institute of Technology
基金
科技部基金资助项目(2007FU115X06)
作者简介
宋鹏(1982-),男,甘肃天水人,硕士研究生,主要从事开关电源技术的设计与算法研究.