Design and Transient Analysis of a 650 V/150 A GaN Power Modules With Integrated Bias Power and Gate-Drive Circuit

Liyan Zhu, Yu Yan, Hua Bai*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

This article focuses on the design of a 650 V/150 A gallium nitride (GaN) power module. Direct bonded copper (DBC) is employed for the thermal pad insulation and the printed circuit board (PCB) is adopted for the flux cancellation, isolated bias power supply, and gate-drive-circuit integration. The packaged module exhibits high current capability (>150 A), high compactness (45× 33×9.6 mm3), and excellent thermal resistance (0.43 °C/W). The insulated drain-source and integrated isolated gate-drive circuit also facilitate the assembly of GaN devices, particularly in high-power applications. Double pulse test (DPT) at 450 V/150 A shows 50 V voltage spike only, which makes the proposed module well suited for high-power applications.

Original languageEnglish
Pages (from-to)417-427
Number of pages11
JournalIEEE Transactions on Components, Packaging and Manufacturing Technology
Volume14
Issue number3
DOIs
Publication statusPublished - 1 Mar 2024
Externally publishedYes

Keywords

  • Direct bonded copper (DBC)
  • gallium nitride (GaN) high electron mobility transistors (HEMTs) package
  • half-bridge module
  • integrated gate driver
  • isolated power supply
  • transient analysis

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