LNK501P_1 Datasheet, PDF (1/23 Pages) Power Integrations, Inc. – 2.2W Cell Phone Charger

Design Example Report
Title
Specification
Application
2.2W Charger using LNK501P
Input: 90 - 265 Vac
Output: 5.5V / 0.4A
Cell Phone Charger
Author
Power Integrations Applications Department
Document
Number
DER-13
Date
February 4, 2004
Revision
1.0
Summary and Features
• Uses an EF12.6 transformer
• No Y1 capacitor
• Meets CISPR-22B
• No optocoupler
• Low component count
• Very low earth leakage current
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.
Applications Hotline: Tel: [phone] Fax: [phone]
www.powerint.com