Simplified Calculation of Parasitic Elements and Mutual Couplings of Wide-bandgap Power Semiconductor Modules

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Authors

  • Mohammad Ali
  • Jens Friebe
  • Axel Mertens
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Details

Original languageEnglish
Title of host publication2020 22nd European Conference on Power Electronics and Applications
Subtitle of host publicationEPE 2020 ECCE Europe
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (electronic)9789075815368
Publication statusPublished - 2020
Event22nd European Conference on Power Electronics and Applications, EPE 2020 ECCE Europe - Lyon, France
Duration: 7 Sept 202011 Sept 2020

Abstract

This paper presents a simplified calculation of parasitic elements (LC) and mutual couplings between parasitics of wide-bandgap (WBG) power semiconductor modules, based on analytical equations and on 3D FEM. A simplified parallel plate capacitor is derived from stray fields of different plate surfaces. The simple structures e. g. two parallel round wires with different directions of current, are considered to calculate the parasitic inductance and the magnetic coupling. The analytical models are verified by ANSYS Q3D results. This method includes stray fields of capacitive and inductive parasitic structures based on a simplified geometric approach. The package of a SiC-MOSFET half-bridge power module is 3D-modeled and the parasitic elements are extracted. The analytical models are verified by numerical results. At last, the influence of parasitic elements and mutual couplings on the switching characteristics is analyzed.

Keywords

    3D Packaging, Magnetic Coupling, Parasitic Capacitance, Parasitic Inductance, SiC Module

ASJC Scopus subject areas

Cite this

Simplified Calculation of Parasitic Elements and Mutual Couplings of Wide-bandgap Power Semiconductor Modules. / Ali, Mohammad; Friebe, Jens; Mertens, Axel.
2020 22nd European Conference on Power Electronics and Applications: EPE 2020 ECCE Europe. Institute of Electrical and Electronics Engineers Inc., 2020. 9215953.

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Ali, M, Friebe, J & Mertens, A 2020, Simplified Calculation of Parasitic Elements and Mutual Couplings of Wide-bandgap Power Semiconductor Modules. in 2020 22nd European Conference on Power Electronics and Applications: EPE 2020 ECCE Europe., 9215953, Institute of Electrical and Electronics Engineers Inc., 22nd European Conference on Power Electronics and Applications, EPE 2020 ECCE Europe, Lyon, France, 7 Sept 2020. https://doi.org/10.23919/epe20ecceeurope43536.2020.9215953
Ali, M., Friebe, J., & Mertens, A. (2020). Simplified Calculation of Parasitic Elements and Mutual Couplings of Wide-bandgap Power Semiconductor Modules. In 2020 22nd European Conference on Power Electronics and Applications: EPE 2020 ECCE Europe Article 9215953 Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.23919/epe20ecceeurope43536.2020.9215953
Ali M, Friebe J, Mertens A. Simplified Calculation of Parasitic Elements and Mutual Couplings of Wide-bandgap Power Semiconductor Modules. In 2020 22nd European Conference on Power Electronics and Applications: EPE 2020 ECCE Europe. Institute of Electrical and Electronics Engineers Inc. 2020. 9215953 doi: 10.23919/epe20ecceeurope43536.2020.9215953
Ali, Mohammad ; Friebe, Jens ; Mertens, Axel. / Simplified Calculation of Parasitic Elements and Mutual Couplings of Wide-bandgap Power Semiconductor Modules. 2020 22nd European Conference on Power Electronics and Applications: EPE 2020 ECCE Europe. Institute of Electrical and Electronics Engineers Inc., 2020.
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abstract = "This paper presents a simplified calculation of parasitic elements (LC) and mutual couplings between parasitics of wide-bandgap (WBG) power semiconductor modules, based on analytical equations and on 3D FEM. A simplified parallel plate capacitor is derived from stray fields of different plate surfaces. The simple structures e. g. two parallel round wires with different directions of current, are considered to calculate the parasitic inductance and the magnetic coupling. The analytical models are verified by ANSYS Q3D results. This method includes stray fields of capacitive and inductive parasitic structures based on a simplified geometric approach. The package of a SiC-MOSFET half-bridge power module is 3D-modeled and the parasitic elements are extracted. The analytical models are verified by numerical results. At last, the influence of parasitic elements and mutual couplings on the switching characteristics is analyzed.",
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Download

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AU - Ali, Mohammad

AU - Friebe, Jens

AU - Mertens, Axel

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AB - This paper presents a simplified calculation of parasitic elements (LC) and mutual couplings between parasitics of wide-bandgap (WBG) power semiconductor modules, based on analytical equations and on 3D FEM. A simplified parallel plate capacitor is derived from stray fields of different plate surfaces. The simple structures e. g. two parallel round wires with different directions of current, are considered to calculate the parasitic inductance and the magnetic coupling. The analytical models are verified by ANSYS Q3D results. This method includes stray fields of capacitive and inductive parasitic structures based on a simplified geometric approach. The package of a SiC-MOSFET half-bridge power module is 3D-modeled and the parasitic elements are extracted. The analytical models are verified by numerical results. At last, the influence of parasitic elements and mutual couplings on the switching characteristics is analyzed.

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