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UCC2894: Active Clamp for flyback topology

Part Number: UCC2894

dear sir,

I am a switch power supply engineer; I am trying to use active clamp to improve the efficiency and smaller the total size of power supply.

But i just found Active clamp used with forward topology usually;

Could you help to provide an application note or design guideline for active clamp used in flyback topology, especially for high side auxiliary mosfet.

if you have some papers, please send me. thanks a lot.

E-mail: mrsuntang@apd.com.tw

Phone:  (+886) 0755 28607677_ Ext. 8760