Title
Engineering Prototype Report for EP-29 -
Multiple Output 11 W (15.5 W peak)
AC-DC Power Supply using TNY268P
(TinySwitch
-II)
Universal Input, 3.3 V, 5 V, 12 V, -12 V
Specification
Outputs
Application
Author
Document
Number
Date
Revision
DVD Player, Cable Box, DVB-T Receiver
Power Integrations Application Department
EPR-29
7-Jul-03
1.3
Summary and Features
•
•
•
•
•
•
Universal input operation (90 VAC to 265 VAC)
High efficiency multiple output supply >79% (min.)
High low-load efficiency
Low parts count solution
Good cross-regulation without linear post-regulators
Very low cost EMI filter – no common-mode choke
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, Inc.
5245 Hellyer Avenue, San Jose, CA 95138 USA.
Tel: +1 408 414 9200 Fax: +1 408 414 9201
www.powerint.com
POWERINT [ POWER INTEGRATIONS, INC. ]
