DER-36
42W, 4 Output Set Top Box Supply
April 27, 2004
1 Introduction
This document is an engineering report describing a 230VAC input, 4 output supply
power supply utilizing a TOP245Y. This power supply is intended for use in a set top box.
The document contains the power supply specification, schematic, bill of materials,
transformer documentation, printed circuit layout, and performance data.
Power Integrations
Tel: +1 408 414 9200 Fax: +1 408 414 9201
Page 3 of 23
www.powerint.com