基于UC3842的电流控制型脉宽调制开关稳压电源的研究  

Study on a Current Controlling Switching Mode Voltage Stabilizer by Modulating Pulse′s Width Based UC3824

作　　者：朱俊林[1] 刘细平[1] 许伦辉[1] 

机构地区：[1]南方冶金学院机电工程学院,江西于都341000

出　　处：《现代电子技术》2003年第9期23-25,共3页Modern Electronics Technique

摘　　要：介绍了 UC384 2的特点和原理 ,并对其构成的电流控制型脉宽调制开关稳压电源进行了分析和实验。实验结果表明 ,该开关稳压电源具有频响快、电压调整率和负载调整率高的特点 ,是一种性能较好的开关稳压电源。Introduces features and theory of UC3842,and take an analysis and experiment on current controlling switching mode voltage stabilizer by modulating the width of pulse on UC3842. The result of experiment manifests switching mode voltage stabilizer have the quality of higher frequency response and higher regulation of voltage and burden,it is a switching mode voltage stabilizer with better performance.

关 键 词：UC3842 电流控制 脉宽调制 开关稳压电源 电压调整率 负载调整率 

分 类 号：TN86[电子电信—信息与通信工程]