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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