Part Number
|
VIPER12A-E |
Manufacturer
|
STMicroelectronics |
Description
|
Low power offline switched-mode power supply primary switcher |
Published
|
Jan 18, 2015 |
Detailed Description
|
VIPER12A-E
Low power offline switched-mode power supply primary switcher
Features
■ Fixed 60 kHz switching frequency ■ ...
|
Datasheet
|
VIPER12A-E
|
Overview
VIPER12A-E
Low power offline switched-mode power supply 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 ■ 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
Description
The VIPER12A 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...
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