An actively-passivated p-GaN gate HEMT with screening effect against surface traps

Y Wu, J Wei, M Wang, M Nuo, J Yang… - IEEE Electron …, 2022 - ieeexplore.ieee.org
An active-passivation p-GaN gate HEMT (AP-HEMT), featuring an active p-GaN passivation
layer extending into the drain-side access region, is demonstrated on a commercial E-mode …

Gate conduction mechanisms and lifetime modeling of p-gate AlGaN/GaN high-electron-mobility transistors

A Stockman, F Masin, M Meneghini… - … on Electron Devices, 2018 - ieeexplore.ieee.org
The gate conduction mechanisms in p-gallium nitride (GaN)/AlGaN/GaN enhancement
mode transistors are investigated using temperature-dependent dc gate current …

1300 V normally-OFF p-GaN gate HEMTs on Si with high ON-state drain current

H Jiang, Q Lyu, R Zhu, P Xiang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this article, we demonstrate normally-OFF p-GaN gate high electron mobility transistors
(HEMTs) on Si with an ultrahigh breakdown voltage () and excellent saturation drain current …

OFF-State Drain-Voltage-Stress-Induced VTH Instability in Schottky-Type p-GaN Gate HEMTs

J Chen, M Hua, J Wei, J He, C Wang… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
In this article, we systematically investigate the OFF-state drain-voltage-stress-induced
threshold voltage () instability in Schottky-type p-GaN gate high electron mobility transistors …

E-Mode pn Junction/AlGaN/GaN (PNJ) HEMTs

C Wang, M Hua, J Chen, S Yang… - IEEE Electron …, 2020 - ieeexplore.ieee.org
In this work, we demonstrate a GaN-based junction gate (PNJ) HEMT featuring an-GaN/-
GaN/AlGaN/GaN gate stack. Compared to the more conventional-GaN gate HEMT with a …

Monolithically integrated gan gate drivers–a design guide

M Basler, N Deneke, S Mönch, R Reiner… - IEEE Open Journal …, 2023 - ieeexplore.ieee.org
In recent years, an increasing trend towards GaN integration can be observed, enabled by
the lateral structure of the GaN technology. A key improvement over a discrete …

A monolithic GaN-IC with integrated control loop for 400-V offline buck operation achieving 95.6% peak efficiency

M Kaufmann, B Wicht - IEEE Journal of Solid-State Circuits, 2020 - ieeexplore.ieee.org
Gallium nitride (GaN) transistors enable efficient and compact high-voltage power
converters. In the state-of-the-art enhancement mode GaN-on-Si technology, a 650-V power …

Gate/drain coupled barrier lowering effect and negative threshold voltage shift in Schottky-type p-GaN gate HEMT

M Nuo, J Wei, M Wang, J Yang, Y Wu… - … on Electron Devices, 2022 - ieeexplore.ieee.org
To assess GaN power transistors' capability to maintain a decent E-mode operation, at high
is measured for Schottky-type p-GaN gate HEMT, and an excessive negative shift is …

Negative Gate Bias Induced Dynamic ON-Resistance Degradation in Schottky-Type p-Gan Gate HEMTs

Z Jiang, M Hua, X Huang, L Li, C Wang… - … on Power Electronics, 2021 - ieeexplore.ieee.org
In this article, the impacts of the off-state gate bias (V GS, OFF) on dynamic on-resistance (R
ON) are systematically investigated in commercial Schottky-type p-GaN Gate high-electron …

Analysis of drain-dependent threshold voltage and false turn-on of Schottky-type p-GaN gate HEMT in bridge-leg circuit

Z Fan, M Wang, J Wei, M Nuo, J Zhou… - … on Power Electronics, 2023 - ieeexplore.ieee.org
To assess GaN power transistors' capability to maintain a decent enhancement-mode
operation under high voltage switching operation, the impact of negative threshold voltage …