VIPer22AS-E - STMicroelectronics

VIPer22AS-E Low power OFF-line SMPS primary switcher

The VIPer22A-E combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip. Figure 1. Block diagram SO-8 DIP-8 Typical applications cover off line power supplies for battery charger adapters, standby power supplies for TV or monitors, auxiliary supplies for motor control, etc. The internal control circuit of.

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 Table 1. Typical power capability Mains type SO-8 European (195 - 265 Vac) US / wide range (85 - 265 Vac) 12 W 7W DIP-8 20 W 12 W Description The VIPer22A-E combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip. Figure 1. Block diagram SO-8 DIP-8 Typical applications cover off.