Design Example Report
Title
Generic PCB for DVD Player using
TinySwitch-II
Input: 90 – 265 VAC
Specification
Output: 5V/1.5A, 3.3V/1.5A, 12V/0.5A,
-12V/15mA
Application
Author
Document
Number
Date
Revision
DVD Player
Power Integrations Applications Department
DER-9
February 4, 2004
1.0
Summary and Features
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Multiple Output PCB using TinySwitch-II
Suitable for multiple output DVD supplies
Suitable for many different output configurations
Uses 14-pin EEL25 core
Low EMI even with output grounded
3 tested circuits shown: TNY264, TNY266, and TNY267
Low cost
no common-mode choke, no Y-cap, no X-cap
good output cross-regulation even with no TL431
~ 200 mW input power during standby using low-cost “DC Switch”
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: +1 408 414 9200 Fax: +1 408 414 9201
www.powerint.com
POWERINT [ POWER INTEGRATIONS, INC. ]
