基于AN2272 VIPer12A的低功率AC-DC适配器

基于AN2272 VIPer12A的低功率AC-DC适配器

AN2272
Application Note

VIPer12A-based Low Power AC/DC Adapter

Introduction
This application note describes a low power, (output power of 4.1W) general purpose
adapter which is able to handle a wide range input voltages (88VAC to 265VAC). The adapter
(Order Code STEVAL-ISA011V1) is based on the Viper12A monolithic device that has the
power switch as well as the basic control function needed to implement a current mode
flyback converter.




February 2006 Rev. 1 1/33