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DER-50

器件名称: DER-50
功能描述: 30W Multiple Output Power Supply using TOP245R
文件大小: 957.86KB    共31页
生产厂商: POWERINT
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简  介:Design Example Report Title 30W Multiple Output Power Supply using TOP245R Input: 90–264 VAC Specification Output: 1.8V/0.9A, 3.3V/1.3A, 5V/1.8A, 12V/50mA, 18V/0.6A, 23V/0.6A Application Author Document Number Date Revision Set Top Box Power Integrations Applications Department DER-50 April 20, 2005 1.0 Summary and Features Tight cross-regulation of ±5% on 3.3V and 5V. Small low cost EMI filter Highly integrated low cost solution Line feed-forward and over voltage protection 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-50 Set Top Box Design using TOP245R April 20, 2005 Table Of Contents Introduction................................................................................................................. 3 Power Supply Specification ........................................................................................ 4 Schematic................................................................................................................... 5 Circuit Description ...............................................................……
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DER-50 30W Multiple Output Power Supply using TOP245R POWERINT
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