UC3845在反激式开关电源中的应用  

Application of UC3845 in Flyback Switch Power Supply

作　　者：龚建芳[1] 

机构地区：[1]上海电机学院,上海200240

出　　处：《电源技术应用》2010年第12期25-28,共4页Power Supply Technologles and Applications

摘　　要：本文设计了一种基于UC3845控制器的反激式开关电源电路,给出了电路及参数设计与选择过程。实践证明,基于UC3845的反激式开关电源具有输入电压范围宽、输出电压精度高、负载的调整效率高等特点。A flyback switch power supply is designed based on UC3845 controller in this paper. The design of the circuit and the selection process of its parameters are proposed. The practice proves that the flyback switch power supply owns many features, such as wide range of input voltage, high precision of output voltage and high efficiency of load regulation.

关 键 词：电流型PWM UC3845 反激式开关电源 

分 类 号：TN86[电子电信—信息与通信工程]