Download ADPL54203 Datasheet PDF
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ADPL54203 Description

The ADPL54203 operates from an input voltage range of 3.2V to 40V and delivers up to 17W of isolated output power. It is a monolithic micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or optoisolator for regulation.

ADPL54203 Key Features

  • 3.4A, 60V Internal DMOS Power Switch
  • 3.2V to 40V Input Voltage Range
  • No Transformer Third Winding or Opto-Isolator
  • Quasi-Resonant Boundary Mode Operation at
  • Low Ripple Burst Mode® Operation at Light
  • Low Quiescent Current
  • 115µA in Sleep Mode
  • 390µA in Active Mode
  • Minimum Load < 0.5% (Typ) of Full Output
  • Temperature pensation for Output Diode