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Load dependent dead-times controller based on minimized duty cycle technique for DC-DC buck converters

  • Hong Wei Huang*
  • , Chun Yu Hsieh
  • , Ke Horng Chen
  • , Sy Yen Kuo
  • *Corresponding author for this work
  • National Taiwan University
  • National Yang Ming Chiao Tung University
  • IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

11 Scopus citations

Abstract

A load dependent current-mode dead-times controller based on minimized duty cycle technique for DC-DC synchronous buck converters is proposed to achieve near -optimum dead times. This dead-times controller can dynamically adjust the dead times according to the variations of load. Experimental results demonstrate the validity of proposed circuit and power efficiency is raised about 1-5%. The chip size is 3.2 mm2 in 0.35 μ CMOS process.

Original languageEnglish
Title of host publicationPESC 07 - IEEE 38th Annual Power Electronics Specialists Conference
Pages2037-2041
Number of pages5
DOIs
StatePublished - 2007
Externally publishedYes
EventPESC 07 - IEEE 38th Annual Power Electronics Specialists Conference - Orlando, FL, United States
Duration: 17 06 200721 06 2007

Publication series

NamePESC Record - IEEE Annual Power Electronics Specialists Conference
ISSN (Print)0275-9306

Conference

ConferencePESC 07 - IEEE 38th Annual Power Electronics Specialists Conference
Country/TerritoryUnited States
CityOrlando, FL
Period17/06/0721/06/07

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