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VIPER12ADIP-E

Part Number	VIPER12ADIP-E
Manufacturer	ST Microelectronics
Description	Low Power OFF-Line SMPS Primary Switcher
Published	Dec 15, 2006
Detailed Description	VIPER12A-E Low power offline switched-mode power supply primary switcher Features ■ Fixed 60 kHz switching frequency ■ ...
Datasheet	VIPER12ADIP-E PDF File

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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