基于SG3525半桥型开关电源的研制  

Development of A Semi-bridge Switching Power Supply Based on SG3525

作　　者：李毅[1] 吴学伍[1] 

机构地区：[1]炮兵学院四系电子工程教研室,安徽合肥230031

出　　处：《电源技术应用》2010年第10期13-15,共3页Power Supply Technologles and Applications

摘　　要：美国硅通用半导体公司设计的适用于高频功率MOS管驱动的第二代集成电路脉冲宽度控制器SG3525,用于驱动N沟道的功率MOS管。本文将介绍用该集成电路组成的半桥型开关稳压电源,该稳压电源具有逆变频率高、稳压性能好的特点,适用于工业用电源。The second generation integrated circuit pulse width modulator SG3525, which is designed by SG, can be used to drive the N-channel MOS power tube. In the paper a semi-bridge switching power supply based on the SG3525, which has high contravariant frequency and stable voltage output, is introduced and applied to industrial power supply.

关 键 词：开关电源 功率场效应晶体管 脉冲宽度调节 

分 类 号：TM46[电气工程—电器]