TNY264P_1 Datasheet, PDF (1/20 Pages) Power Integrations, Inc. – 2.4W Cell Phone Charger

Design Example Report
Title
Specification
Application
2.4W Charger using TNY264P
Input: 90 - 265 VAC
Output: 6V / 0.4A
Cell Phone Charger
Author
Power Integrations Applications Department
Document
Number
DER-4
Date
February 4, 2004
Revision
1.0
Summary and Features
This report details the design of an isolated Flyback converter for a wall mount adapter.
• Uses TinySwitch TNY264P
• Universal input voltage
• Typical Efficiency 62 % at 400 mA load
• Meets EN550022 Class B EMI tests with No Y capacitor
• Very low earth leakage current
• Meets tight CC over temperature with no thermistor
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