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Abstract
This work presents a power module for high frequency operation, designed to get the maximum performance out of Gallium-Nitride (GaN) devices. The use of metal 3D-printed liquid coolers, ceramic insulation and advanced Indium interface material leads to extremely low thermal resistance and low parasitic impact on switching performance. The presented module consists of four half-bridges, rated for 400 V and output currents of 15 A. The thermal interface achieves a resistance of 1.38 K/W from junction to coolant at a chip cooling area of 19 mm(exp2), while the ceramic insulation contributes 3 pF to the switch-node. The low parasitic design enables a peak switching speed of 186 V/ns during a hard switched turn-on and 30 V overshoot after soft commutation at full load current.
Original language | English |
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Title of host publication | PCIM Europe 2021 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management |
Subtitle of host publication | International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management |
Publisher | VDE Verlag |
Pages | 381-387 |
Number of pages | 7 |
ISBN (Electronic) | 9783800755158 |
ISBN (Print) | 978-3-8007-5515-8 |
Publication status | Published - 2 Jul 2021 |
Event | 2021 International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM Europe digital days 2021) - Online Duration: 3 May 2021 → 7 May 2021 |
Conference
Conference | 2021 International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM Europe digital days 2021) |
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Period | 3/05/21 → 7/05/21 |
Fingerprint
Dive into the research topics of 'High Power GaN Module Using 3D-Printed Liquid Coolers for Hard-Switching at Megahertz'. Together they form a unique fingerprint.Projects
- 1 Finished
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Next generation of ultrahigh precision power amplifiers for semiconductors lithography
Lomonova, E. A. (Project member), Weiler, B. P. (Project member), van der Hagen, D. (Project communication officer) & Vermulst, B. J. D. (Project Manager)
1/05/17 → 21/12/21
Project: Research direct