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AC-Stress Degradation and Its Anneal in SiC MOSFETs.

Authors :
Habersat, Daniel B.
Lelis, Aivars J.
Source :
IEEE Transactions on Electron Devices. Sep2022, Vol. 69 Issue 9, p5068-5073. 6p.
Publication Year :
2022

Abstract

Several important aspects related to the phenomena of ac gate-bias stress-induced threshold-voltage degradation in SiC MOSFETs are presented. These include a detailed investigation of the particular sensitivity of trench-geometry devices when exposed to a negative gate-bias overstress, the specific conditions that drive this degradation, and its recovery by the application of a dc negative bias temperature stress. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00189383
Volume :
69
Issue :
9
Database :
Academic Search Index
Journal :
IEEE Transactions on Electron Devices
Publication Type :
Academic Journal
Accession number :
159195058
Full Text :
https://doi.org/10.1109/TED.2022.3190815