DER-55 Datasheet, PDF (1/26 Pages) Power Integrations, Inc. – 10.5 W Multi Output Isolated Power Supply using TNY267P

Design Example Report
Title
10.5 W Multi Output Isolated Power
Supply using TNY267P
Specification
Input: 160V – 275VAC
Output: 9V/400mA, 5V/800mA, 3.3V800mA
Application Set Top Box
Author
Power Integrations Applications Department
Document
Number
DER-55
Date
April 20, 2005
Revision
1.0
Summary and Features
This document is an engineering prototype report describing a Set Top Box power
supply utilizing a TinySwitch-II TNY267.
• Low Component Count
• No X-Cap
• No Common Mode Choke
• Good Cross Regulation
• Very Low No Load Losses
The products and applications illustrated herein (including circuits external to the products and transformer
construction) may be covered by one or more U.S. and foreign patents or potentially by pending U.S. and foreign
patent applications assigned to Power Integrations. A complete list of Power Integrations’ patents may be found at
www.powerint.com.
Power Integrations
5245 Hellyer Avenue, San Jose, CA 95138 USA.
Tel: [phone] Fax: [phone]
www.powerint.com