TOP253PN (AC/DC Converters 25W )

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In Stock


AC/DC Off-Line Switcher IC, TOPSwitch-HX, Flyback, 85 VAC – 265 VAC, 66 kHz, 1.37 A out, 25 W, DIP-8

Product Overview

The TOP253PN is a 25W integrated Off-Line Switcher with advanced feature set and extended power range. This enhanced EcoSmart™ switcher incorporates a 700V power MOSFET, high voltage switched current source and PWM control, oscillator, thermal shutdown circuit, fault protection and other control circuitry onto a monolithic device.
  • Multi-mode operation maximizes efficiency at all loads
  • Low height is ideal for adapters where space is limited
  • Line under-voltage detection prevents turn-OFF glitches
  • Line over-voltage shutdown extends line surge limit
  • Accurate programmable current limit
  • Heat sink is connected to source for low EMI
  • Fully integrated soft-start for minimum start-up stress


Consumer Electronics, Industrial



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