Part VIPER12A
Description Low power offline switched-mode power supply primary switcher
Manufacturer STMicroelectronics
Size 495.65 KB
STMicroelectronics

VIPER12A Overview

Description

The VIPER12A combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip.

Key Features

  • Fixed 60 kHz switching frequency
  • 9 V to 38 V wide range VDD voltage
  • Current mode control
  • Auxiliary undervoltage lockout with hysteresis
  • High voltage start-up current source
  • Overtemperature, overcurrent and overvoltage protection with auto-restart
  • Typical power capability – European (195 - 265 Vac) 8 W for SO-8, 13 W for DIP-8 – European (85 - 265 Vac) 5 W for SO-8, 8 W for DIP-8