Primary Side AC/DC Controller for Single Stage PFC + ZVS Isolated Regulator


Package, Size and Pins

  • LQFP48
  • 7mm x 7mm
  • 48 pins

Available Resources


EPIC1AGS01 is a controller based on the proprietary SmartEgg® architecture, which makes possible a single-stage converter able to act simultaneously as a power factor correction and isolated regulator.

Best suited for AC/DC power converters with power factor correction, high performance, and high power density.

Dramatic BOM reduction for cost-effective and high-power-density battery chargers with PFC.

Best suited for high power low cost battery chargers for home appliance, e-bikes, drones, robots.

Key Features

  • Enables single stage PFC + isolated regulator for high power battery chargers
  • Enables peak efficiency > 94% measured from AC input to DC output
  • Frequency jittering for improved EMI signature
  • Vout overvoltage protection
  • Customizable brown-in/brown-out protection
  • Overcurrent protection

Simplified schematic

Single stage PFC + isolated ZVS fixed voltage converter controlled by EPIC1AGS01 primary side controller

Evaluation Board

  • 150W nominal output power
  • Size (uncased) 80 x 62 x 28.2 mm3
  • Power density 17.6 W/inch3
  • 150% Overloading capability for 20 seconds
  • <30mW EU - <18mW US no load
  • Pass EMI worldwide
  • Pass Power Factor >0.9
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