VIPER20A-22-E

交流/直流转换器 SMPS PRIMARY IC

Description

All the devices are made using VIPower M0 Technology, combines on the same silicon chip a

state-of-the-art PWM circuit together with an optimized, high voltage, Vertical Power MOSFET700V/ 0.5A.

General features

■ Adjustable switching frequency up to 200 kHz

■ Current mode control

■ Soft start and shutdown control

■ Automatic burst mode operation in stand-by condition able to meet “blue angel” norm <1w total power consumption

■ Internally trimmed zener reference

■ Undervoltage lock-out with hysteresis

■ Integrated start-up supply

■ Over-temperature protection

■ Low stand-by current

■ Adjustable current limitation