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Power Supply Output Over Current Protection

IP.com Disclosure Number: IPCOM000053622D
Original Publication Date: 1981-Oct-01
Included in the Prior Art Database: 2005-Feb-12

Publishing Venue

IBM

Related People

Authors:
Dye, M Murfet, PJ [+details]

Abstract

A switched-mode power supply which uses pulse-width modulation to control its output voltage has additional control loops which sense over-current conditions, limit the current so as to protect the output transistor and, should over-current conditions persist, shut down the supply.