REF_5AR4770BZS_8W1

Overview

8W 12V reference design with ICE5AR4770BZS

This 8W auxiliary SMPS reference design operates under a wide range input developed with indoor residential aircon application in mind. It features the new ICE5AR4770BZS PWM fixed frequency CoolSET™ with 700V integrated MOSFET in DIP-7 package.

Summary of Features

  • Flyback topology with dual isolated output
  • 100kHz switching frequency with discontinuous current mode design
  • Wide-range input from 85~265VAC
  • Output #1: 12V/0.45A
  • Output #2: 5V/0.5A

Benefits

  • High efficiency with frequency reduction from mid to light load condition
  • Low cost and simplified EMI
  • Low no-load standby power of 35mW @230VAC

Potential Applications

  • Offline SMPS, adapter, main power for set-top-box, water/air purifier and TV, auxiliary power for air conditioning, refrigerator, server, PC power and audio
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