A Differential-Mode and Common-Mode DC-Bias VNA Measurement Setup for Power 4-Port Devices

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

Abstract

A measurement setup for 4-port power electronic components is presented. The setup allows for the devices under test (DUT) to be DC-biased up to 10 A. The usable frequency range of the setup is from 50 kHz to 1 GHz. The usable frequency range can be extended down to 9 kHz (in compliance with CISPR 16-2-1) by using suitable bias tees, with otherwise no changes to the measurement setup. Therefore this work serves as a proof-of-concept for the measurement setup. S-parameter measurements of a common mode choke (CMC) are presented. Measurements with the proposed setup are compared to a reference measurement without the bias tees. These measurement results show that the influence of the bias tees is negligible, as was intended. Furthermore measurement results of the CMC under DC bias conditions are presented. A possible conversion of the S-parameters to the series impedance of the CMC is also shown to illustrate the possible applications of this measurement method.
Original languageEnglish
Title of host publication2024 International Symposium on Electromagnetic Compatibility – EMC Europe
PublisherIEEE Publications
Pages1076-1081
Number of pages6
Edition2024
ISBN (Electronic)979-8-3503-0735-1
DOIs
Publication statusPublished - 2 Sept 2024
Event2024 International Symposium on Electromagnetic Compatibility, EMC Europe 2024 - Bruges, Belgium
Duration: 2 Sept 20245 Sept 2024

Publication series

NameProceedings of the International Symposium on Electromagnetic Compatibility, EMC Europe
ISSN (Print)2325-0356

Conference

Conference2024 International Symposium on Electromagnetic Compatibility, EMC Europe 2024
Abbreviated titleEMC Europe 2024
Country/TerritoryBelgium
CityBruges
Period2/09/245/09/24

Keywords

  • Bias Tee
  • vector network analyzer (VNA)
  • power electronics
  • DC Bias
  • Conducted Emissions

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

Fields of Expertise

  • Information, Communication & Computing

Treatment code (Nähere Zuordnung)

  • Application

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