Design Example Report
Title
5 W, 5 V Charger using TNY274P
Input: 85 – 264 VAC
Output: 5 V / 1 A
Specification
Application
Author
Portable Audio / MP3 Player
Power Integrations Applications Department
DER-113
Document
Number
Date
July 19, 2006
1.1
Revision
Summary and Features
• CVCC adapter
• High Efficiency
• Meets CEC efficiency and no-load specs
• <100 mW No Load Consumption
• Low conducted EMI without Y cap
• CC mode has good temperature compensation
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