DER-109 Datasheet, PDF (1/14 Pages) Power Integrations, Inc. – 0.7W Power Supply using LNK353P

Design Example Report
Title
0.7W Power Supply using LNK353P
Specification
Input: 195 – 265 VAC
Output: 7V / 0.1A
Application TV Back Channel Power Supply
Author
Power Integrations Applications Department
Document
Number
DER-109
Date
October 26, 2005
Revision
1.0
Summary and Features
• Low cost, low part count solution (only 18 components)
• <150 mW no-load input power
• Meets EN550022 and CISPR-22 Class B EMI with no Y1 safety
capacitor
• Optimized switching speed yields excellent radiated EMI performance
• Small EE13 core size
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