DER-33 Datasheet, PDF (1/24 Pages) Power Integrations, Inc. – 3.9W CV/CC Charger using TNY266P with < 100 mW standby

Design Example Report
Title
3.9W CV/CC Charger using TNY266P with
< 100 mW standby
Specification
Input: 85 – 265 VAC
Output: 6.5V / 0.6A
Application Cell Phone Charger
Author
Power Integrations Applications Department
Document
Number
DER-33
Date
April 1, 2004
Revision
1.0
Summary and Features
This document is an engineering report describing a 6.5 VDC, 600 mA CV/CC
Charger utilizing a TNY266P featuring:
• No load power consumption ~69 mW @ 230V
• Achieves cable-drop compensation with no TL431
• Uses TNY266P
• Low cost , low parts count
• No Y-cap needed to meet CISPR-22 EMI even with artificial hand
• Very low AC 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.
Tel: [phone] Fax: [phone]
www.powerint.com