Optimization platform to find a switching pattern of digital active gate drive for reducing both switching loss and surge voltage

YS Cheng, T Mannen, K Wada… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
A gate driving for power devices is a key technology to further improve switching
characteristics. With the help of digital gate driver IC, the switching behavior of power …

High-speed searching of optimum switching pattern for digital active gate drive to adapt to various load conditions

YS Cheng, D Yamaguchi, T Mannen… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Digital active gate driving has been shown to effectively manage the switching performance
for power devices with the adjustable driving waveforms. However, most of the studies are …

Model-based control for grid-tied inverters operated in discontinuous current mode with low harmonic current distortion

J Zhang, T Isobe, H Tadano - IEEE Transactions on Power …, 2020 - ieeexplore.ieee.org
Low-power grid-tied inverters can be designed to operate in a discontinuous current mode
(DCM) with a model-based feedforward control, which can be advantageous for further …

Digital active gate drive with optimal switching patterns to adapt to sinusoidal output current in a full bridge inverter circuit

YS Cheng, D Yamaguchi, T Mannen… - IECON 2019-45th …, 2019 - ieeexplore.ieee.org
Digital active gate drive enables the adjustable driving level in a switching transient for
power devices. In this way, it is able to manage switching performance. However, to apply …

Reduction of harmonic current distortion for single‐phase grid‐tied inverter operated in discontinuous current mode

JT Zhang, T Isobe, H Tadano - IEEJ Transactions on Electrical …, 2020 - Wiley Online Library
Discontinuous current mode (DCM) with high‐frequency operation can be an effective way
to reduce the volume of inductors for low‐power grid‐tied inverter applications. Unlike the …

A Verification of Applying Superjunction MOSFETs in Dual-Active-Bridge Converters Operated with Minimal RMS Current

H Zhang, T Isobe - IEEJ Journal of Industry Applications, 2024 - jstage.jst.go.jp
This paper presents a comprehensive analysis of zero-voltage-switching (ZVS) in the
operation of a proposed peak current optimization scheme in dual-active-bridge converters …

Experimental verification of a model of switching transients considering device parasitic capacitance for the loss estimation of soft-switching power converters

D Tochigi, K Takashima, T Isobe… - 2019 IEEE 4th …, 2019 - ieeexplore.ieee.org
This paper discusses switching transients of MOS-FETs aiming at the switching loss
estimation of the power converter operated under the zero-voltage switching condition. A …

Adjustable current limit feature with a self-sensing and self-triggering monolithically integrated SiC circuit breaker device

T Takamori, K Wada, N Boettcher… - 2022 IEEE Energy …, 2022 - ieeexplore.ieee.org
This paper proposes a current limit feature for a multi-functional SiC circuit breaker device
with a “dual thyristor” structure. The proposed feature provides the device not only with a fast …

A Study of Optimal Gate Pattern Derivation Method Based on Switching Waveforms of IGBTs by Automatic Pattern Sweep in Active Gate Control

K Honda, K Suzuki, D Hiroe… - 2024 IEEE 10th …, 2024 - ieeexplore.ieee.org
In recent years, the demand for circuit implementation and tuning of gate drive circuits to
reduce surge voltage has become more severe due to faster switching speeds, and active …

Control of a three-phase grid-tied inverter designed for discontinuous current mode operation

M Terada, H Toyoda, R Iijima, T Isobe… - 2019 IEEE Energy …, 2019 - ieeexplore.ieee.org
This paper proposes to operate a particular circuit topology of the three-phase grid-tied
inverter in a discontinuous current mode (DCM). A feed-forward current control method and …