Overcoming design challenges in low voltage GaN based PSFB battery charger

Felix Hoffmann, Pramod Kumar Prasobhu, Marco Liserre, Giampaolo Buticchi

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

4 Citations (Scopus)

Abstract

This paper highlights the specific design challenges faced while implementing a GaN based phase shifted full bridge (PSFB) converter for battery charger applications. Inherent with the PSFB is the voltage ringing across the secondary side devices. This effect becomes even more severe, when fast switching GaN devices are used. Especially the effects of parasitics in the circuit become a major problem and need to be considered. Effective solutions to mitigate the overvoltages on the secondary side devices are theoretically derived and practically implemented in a 1.4kW GaN based PSFB. The effectiveness of the different solutions is presented.

Original languageEnglish
Title of host publicationProceedings
Subtitle of host publicationIECON 2018 - 44th Annual Conference of the IEEE Industrial Electronics Society
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1388-1393
Number of pages6
ISBN (Electronic)9781509066841
DOIs
Publication statusPublished - 26 Dec 2018
Event44th Annual Conference of the IEEE Industrial Electronics Society, IECON 2018 - Washington, United States
Duration: 20 Oct 201823 Oct 2018

Publication series

NameProceedings: IECON 2018 - 44th Annual Conference of the IEEE Industrial Electronics Society

Conference

Conference44th Annual Conference of the IEEE Industrial Electronics Society, IECON 2018
Country/TerritoryUnited States
CityWashington
Period20/10/1823/10/18

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering
  • Industrial and Manufacturing Engineering
  • Control and Optimization

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