Thermal Mapping of Power Semiconductors in H-Bridge Circuit

Dao Zhou, yingzhou peng, Francesco Iannuzzo, Michael Hartmann, Frede Blaabjerg

Research output: Contribution to journalJournal articleResearchpeer-review

7 Citations (Scopus)
65 Downloads (Pure)

Abstract

In this paper, a universal H-bridge circuit is used as a loading emulator to investigate the loss and thermal models of the power semiconductor. Based on its operation principle and modulation method, the dominating factors’ (e.g., power factor, loading current, fundamental frequency, and switching frequency) impact on the thermal stress of power semiconductors is considerably evaluated. The junction temperature in terms of the mean value and its swing is verified by using Piecewise Linear Electrical Circuit Simulation (PLECS) simulation and experimental setup. It helps to allocate the loading condition in order to obtain the desired thermal stress.
Original languageEnglish
Article number4340
JournalApplied Sciences
Volume10
Issue number12
Pages (from-to)1-13
Number of pages13
ISSN2076-3417
DOIs
Publication statusPublished - Jun 2020

Keywords

  • Loss dissipation
  • Power semiconductor
  • Thermal stress

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