器件名称: DER-45
功能描述: 1.8W non-isolated Power Supply using LNK304
文件大小: 105.4KB 共9页
简 介:Design Example Report
Title Specification Application Author Document Number Date Revision
Objective
This report lists a design for a single output offline non-isolated power supply for white goods low cost applications. Highly integrated solution Lowest possible component count No optocoupler or zener diode required for regulation Integrated thermal overload protection with automatic recovery Less then 300mW no-load consumption Very high efficiency at full load
1.8W non-isolated Power Supply using LNK304 Input: 85-265VAC Output: 12V/150mA Home Appliance Power Integrations Applications Department DER-45 April 8, 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-45
LNK304 Single Output Supply
April 8, 2005
Table Of Contents
1 2 3 4 5 6 Introduction................................................................................................................. 3 Power Supply Specification ........................................................................................ 3 Schematic.............................................……
