Abstract
A 650-V GaN-on-Si power integration platform based on virtual-body p-GaN gate HEMT (VB-HEMT) is demonstrated for monolithically integrated half-bridge circuit. The platform adopts a standard low-resistivity bulk Si substrate, enabling epitaxial growth of thick GaN films using the established GaN-on-Si technology, thus boosting the GaN-on-Si power IC platform to 650 V level. The VB-HEMT features a virtual body at the interface between GaN channel layer and buried AlGaN layer. The holes injected from the p-GaN gate accumulate and spread along the virtual body, providing an effective screening against substructure-induced crosstalk up to 400 V. Furthermore, the dynamic RON of the VB-HEMT is appreciably reduced.
| Original language | English |
|---|---|
| Title of host publication | 2023 International Electron Devices Meeting, IEDM 2023 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| ISBN (Electronic) | 9798350327670 |
| DOIs | |
| Publication status | Published - 2023 |
| Externally published | Yes |
| Event | 2023 International Electron Devices Meeting, IEDM 2023 - San Francisco, United States Duration: 9 Dec 2023 → 13 Dec 2023 |
Publication series
| Name | Technical Digest - International Electron Devices Meeting, IEDM |
|---|---|
| ISSN (Print) | 0163-1918 |
Conference
| Conference | 2023 International Electron Devices Meeting, IEDM 2023 |
|---|---|
| Country/Territory | United States |
| City | San Francisco |
| Period | 9/12/23 → 13/12/23 |
Bibliographical note
Publisher Copyright:© 2023 IEEE.
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