VIPER22A
VIPER22A is LOW POWER OFF LINE SMPS PRIMARY SWITCHER manufactured by STMicroelectronics.
VIPer22ADIP
®
VIPer22AS
LOW POWER OFF LINE SMPS PRIMARY SWITCHER
TYPICAL POWER CAPABILITY
Mains type
SO-8
European (195
- 265 Vac)
12 W
US / Wide range (85
- 265 Vac)
7W
DIP-8 20 W 12 W n FIXED 60 KHZ SWITCHING FREQUENCY n 9V TO 38V WIDE RANGE VDD VOLTAGE n CURRENT MODE CONTROL n AUXILIARY UNDERVOLTAGE LOCKOUT
WITH HYSTERESIS n HIGH VOLTAGE START UP CURRENT
SOURCE n OVERTEMPERATURE, OVERCURRENT AND
OVERVOLTAGE PROTECTION WITH AUTORESTART
DESCRIPTION The VIPer22A bines a dedicated current mode PWM controller with a high voltage Power
BLOCK DIAGRAM
SO-8
DIP-8
PACKAGE
SO-8 DIP-8
ORDER CODES
TUBE
T&R
VIPer22AS VIPer22AS13TR
VIPer22ADIP
- MOSFET on the same silicon chip. 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 offers the following benefits:
- Large input voltage range on the VDD pin acmodates changes in auxiliary supply voltage. This feature is well adapted to battery charger adapter configurations....
