REF_5AR4770BZS_8W1 - Infineon Technologies

概要

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 85~265V_AC
Output #1: 12V/0.45A
Output #2: 5V/0.5A

Summary of benefits

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

Target 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