基于恒流驱动模式的宽电压输入串联型开关电源  

Series switching power supply with wide voltage input based on the driving mode about constant-current

作　　者：金永镐[1] 郑春善[1] 

机构地区：[1]延边大学工学院,吉林延吉133002

出　　处：《电子技术应用》2007年第12期166-168,共3页Application of Electronic Technique

摘　　要：提出了一种基于恒流驱动模式的能在10V～100V宽电压范围内工作的串联型开关稳压电源,这种开关电源采用MOSFET和特殊的恒流开关驱动方式,使开关管在宽电压范围内始终得到理想的驱动电压,因此效率高、工作稳定、成本低。可应用在工业用各种报警器产品和爆闪式信号灯中。Series switching regulation power supply that can be working in the wide range of 10V-100V voltage based on the driving mode about constant-current is presented.The switehing power supply which adopts MOSFET and special driving mode about constant-current switch can make switching tube always have perfect driving voltage in the wide range of voltage,so it is with efficient,working steadily and low cost.It can be applied to the industrial annunciators and the burst flashing signal lamps.

关 键 词：宽电压 恒流驱动 效率高 成本低 

分 类 号：TN86[电子电信—信息与通信工程]