Review on the reliability mechanisms of SiC power MOSFETs: A comparison between planar-gate and trench-gate structures

J Wei, Z Wei, H Fu, J Cao, T Wu, J Sun… - … on Power Electronics, 2023 - ieeexplore.ieee.org
To clarify the current research situation and offer a better understanding of the reliability for
silicon carbide (SiC) power metal-oxide-semiconductor field-effect transistors (mosfet s), a …

Investigations on the degradations of double-trench SiC power MOSFETs under repetitive avalanche stress

J Wei, S Liu, L Yang, L Tang, R Lou, T Li… - … on electron devices, 2018 - ieeexplore.ieee.org
The degradations of electrical parameters for double-trench silicon carbide (SiC) power
metal-oxidesemiconductor field-effect transistors (MOSFETs) under repetitive avalanche …

SiC trench MOSFET with reduced switching loss and increased short-circuit capability

T Yang, Y Wang, R Yue - IEEE Transactions on Electron …, 2020 - ieeexplore.ieee.org
In this article, a novel SiC trench MOSFET with deep p+ shielded regions and current
spreading layers (CSLs)(DPCSL-MOS) is proposed and studied by TCAD simulations. The …

Comprehensive Investigations on Degradations of Dynamic Characteristics for SiC Power MOSFETs Under Repetitive Avalanche Shocks

J Wei, S Liu, S Li, J Fang, T Li… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this work, degradations of dynamic characteristics for silicon carbide (SiC) power metal-
oxide-semiconductor field-effect transistors under repetitive avalanche shocks are …

Comprehensive analysis of electrical parameters degradations for SiC power MOSFETs under repetitive short-circuit stress

J Wei, S Liu, L Yang, J Fang, T Li, S Li… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The degradations of electrical parameters for silicon carbide power MOSFETs under
repetitive short-circuit (SC) stress are investigated in detail in this paper. It demonstrates that …

Understanding short-circuit failure mechanism of double-trench SiC power MOSFETs

J Wei, S Liu, J Tong, X Zhang, W Sun… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The short-circuit (SC) failure mechanism of double-trench silicon carbide (SiC) power metal-
oxide-semiconductor field-effect transistors (MOSFETs) is comprehensively studied and …

Effect of short-circuit stress on the degradation of the SiO2 dielectric in SiC power MOSFETs

PD Reigosa, F Iannuzzo, L Ceccarelli - Microelectronics Reliability, 2018 - Elsevier
This paper presents the impact of a short-circuit event on the gate reliability in planar SiC
MOSFETs, which becomes more critical with increased junction temperature and higher bias …

Failure modes and mechanism analysis of SiC MOSFET under short-circuit conditions

X Jiang, J Wang, J Lu, J Chen, X Yang, Z Li, C Tu… - Microelectronics …, 2018 - Elsevier
The preliminary characterization study and analysis of the short-circuit (SC) capability of SiC
MOSFET have been reported in recent years. However, the failure modes of the SiC …

Investigation of short-circuit failure mechanisms of SiC MOSFETs by varying DC bus voltage

M Namai, J An, H Yano, N Iwamuro - Japanese journal of applied …, 2018 - iopscience.iop.org
In this study, the experimental evaluation and numerical analysis of short-circuit
mechanisms of 1200 V SiC planar and trench MOSFETs were conducted at various DC bus …

First demonstration of short-circuit capability for a 1.2 kV SiC SWITCH-MOS

M Okawa, R Aiba, T Kanamori… - IEEE Journal of the …, 2019 - ieeexplore.ieee.org
In this paper, the authors report a unique short circuit failure mechanism of a 1.2 kV silicon
carbide (SiC) SBD-wall-integrated trench MOSFET (SWITCH-MOS), using numerical …