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VIPER12A-E - Low power offline switched-mode power supply primary switcher

Datasheet Summary

Description

The VIPER12A combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip.

Figure 1.

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.

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Datasheet preview – VIPER12A-E

Datasheet Details

Part number VIPER12A-E
Manufacturer STMicroelectronics
File Size 495.65 KB
Description Low power offline switched-mode power supply primary switcher
Datasheet download datasheet VIPER12A-E Datasheet
Additional preview pages of the VIPER12A-E datasheet.

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Full PDF Text Transcription

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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.
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