器件名称: DER-94
功能描述: 46 W Power Supply using TOP246Y
文件大小: 596.12KB 共34页
简 介:Design Example Report
Title Specification Application Author Document Number Date Revision
Notable Features Low Standby Power Consumption (< 1 W Input for 0.3 W Output @ 265 VAC) Meets 12 V Regulation Requirements for Low Cost LCD Panel without Linear Regulator Meets Output Ripple Requirements During 12 V Burst Load Test Meets 5 V LPS Standard without Fuse (Auto-restart) Built-In OVP (Auto-restart) Meets CISPR22B Conducted EMI with Margin High Efficiency (81% Minimum, 84% Typical) Low Parts Count No TVS for Primary Snubber
46 W Power Supply using TOP246Y Input: 90 – 265 VAC Output: 5 V / 2 A, 12 V / 3 A LCD Monitor Power Integrations Applications Department DER-94 September 12, 2005 1.0
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-94
LCD Monitor Internal Supply
September 12, 2005
Table Of Contents
Introduction................................................................................................................. 4 Power Supply Specification ..................................................................................……
