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DER-53

器件名称: DER-53
功能描述: 20W Dual Output Power Supply using TOP247Y
文件大小: 1167.51KB    共27页
生产厂商: POWERINT
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简  介:Design Example Report Title Specification Application Author Document Number Date Revision 20W Dual Output Power Supply using TOP247Y Input: 85-265 VAC Output: 12V/1.25A, -14V/0.4A Cooking Range Power Integrations Applications Department DER-53 April 20, 2005 1.0 Summary and Features This document is an engineering prototype report describing a 20W power supply utilizing a TOP247Y. This power supply will be used in a cook top application where the maximum ambient temperature can reach 105C. 105C Ambient Operation TOP247Y operates at 66kHz to reduce switching losses and EMI filter size Compact PCB 7” X 3” High efficiency >85% at full load 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-53 105C Dual Output Cook top Power Supply April 20, 2005 Table Of Contents Introduction................................................................................................................. 4 Power Supply Specification ........................................................................................ 5 Schematic..............................……
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DER-53 20W Dual Output Power Supply using TOP247Y POWERINT
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