Datasheet Summary
VIPer22A-E VIPer22ADIP-E, VIPer22AS-E
Low power OFF-line SMPS primary switcher
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 bines 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...