Part VIPER25
Description Off-line high voltage converters
Manufacturer STMicroelectronics
Size 15.34 MB
STMicroelectronics
VIPER25

Overview

VIPER25 is an off-line converter with an 800 V rugged power section, a PWM control, double levels of overcurrent protection, overvoltage and overload protections, hysteretic thermal protection, soft-start and safe auto-restart after any fault condition removal. Burst mode operation and device very low consumption helps to meet the standby energy saving regulations.

  • 800 V avalanche rugged power section
  • Quasi-resonant (QR) control for valley switching operation
  • Standby power < 50 mW at 265 Vac
  • Limiting current with adjustable set point
  • Adjustable and accurate overvoltage protection
  • On-board soft-start
  • Safe auto-restart after a fault condition
  • Hysteretic thermal shutdown