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VIPER26 - Fixed frequency VIPer

Description

The device is an off-line converter with an 800 V avalanche ruggedness power section, a PWM controller, user defined overcurrent limit, protection against feedback network disconnection, hysteretic thermal protection, soft start up and safe auto restart after any fault condition.

Features

  • 800 V avalanche rugged power section.
  • PWM operation with frequency jittering for low EMI.
  • Operating frequency:.
  • 60 kHz for L type.
  • 115 kHz for H type.
  • Standby power < 50 mW at 265 VAC.
  • Limiting current with adjustable set point.
  • On-board soft-start.
  • Safe auto-restart after a fault condition.
  • Hysteretic thermal shutdown.

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Full PDF Text Transcription

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VIPER26 Fixed frequency VIPerTM plus family Features ■ 800 V avalanche rugged power section ■ PWM operation with frequency jittering for low EMI ■ Operating frequency: – 60 kHz for L type – 115 kHz for H type ■ Standby power < 50 mW at 265 VAC ■ Limiting current with adjustable set point ■ On-board soft-start ■ Safe auto-restart after a fault condition ■ Hysteretic thermal shutdown Application ■ Auxiliary power supply for appliances ■ Power metering ■ LED drivers ■ SMPS for set-top boxes, DVD players and recorders SO16 narrow SO-16 Description DIP-7 The device is an off-line converter with an 800 V avalanche ruggedness power section, a PWM controller, user defined overcurrent limit, protection against feedback network disconnection, hysteretic thermal protection, soft start up and safe
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