器件名称: DER-109
功能描述: 0.7W Power Supply using LNK353P
文件大小: 408.94KB 共14页
简 介:Design Example Report
Title Specification Application Author Document Number Date Revision 0.7W Power Supply using LNK353P Input: 195 – 265 VAC Output: 7V / 0.1A TV Back Channel Power Supply Power Integrations Applications Department DER-109 October 26, 2005 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: +1 408 414 9200 Fax: +1 408 414 9201 www.powerint.com
DER-109
TV Back Channel PSU
October 26, 2005
Table Of Contents
1 2 3 4 Introduction................................................................................................................. 3 Power Supply Specification ........................................................................................ 4 Schematic................................................................................................................... 5 Circuit Description .....................……
