Defect engineering in SiC technology for high-voltage power devices

T Kimoto, H Watanabe - Applied Physics Express, 2020‏ - iopscience.iop.org
Major features of silicon carbide (SiC) power devices include high blocking voltage, low on-
state loss, and fast switching, compared with those of the Si counterparts. Through recent …

[HTML][HTML] Review of silicon carbide processing for power MOSFET

C Langpoklakpam, AC Liu, KH Chu, LH Hsu, WC Lee… - Crystals, 2022‏ - mdpi.com
Owing to the superior properties of silicon carbide (SiC), such as higher breakdown voltage,
higher thermal conductivity, higher operating frequency, higher operating temperature, and …

Material science and device physics in SiC technology for high-voltage power devices

T Kimoto - Japanese Journal of Applied Physics, 2015‏ - iopscience.iop.org
Power semiconductor devices are key components in power conversion systems. Silicon
carbide (SiC) has received increasing attention as a wide-bandgap semiconductor suitable …

High-voltage SiC power devices for improved energy efficiency

T Kimoto - Proceedings of the Japan academy, series B, 2022‏ - jstage.jst.go.jp
Silicon carbide (SiC) power devices significantly outperform the well-established silicon (Si)
devices in terms of high breakdown voltage, low power loss, and fast switching. This review …

[كتاب][B] Gallium nitride and silicon carbide power devices

BJ Baliga - 2016‏ - books.google.com
During the last 30 years, significant progress has been made to improve our understanding
of gallium nitride and silicon carbide device structures, resulting in experimental …

Current status and perspectives of ultrahigh-voltage SiC power devices

T Kimoto, Y Yonezawa - Materials Science in Semiconductor Processing, 2018‏ - Elsevier
Recent progress in the SiC material and ultrahigh-voltage devices is reviewed. Regarding
the material issues, fast epitaxial growth of high-purity epitaxial layers and reduction of basal …

Wide bandgap semiconductor power devices for energy efficient systems

TP Chow - 2015 IEEE 3rd Workshop on Wide Bandgap Power …, 2015‏ - ieeexplore.ieee.org
We review the vertical and lateral SiC and GaN power transistor types and structures
explored and commercialized for advanced energy efficient systems. We have quantitatively …

Assessment of 10 kV, 100 A Silicon Carbide mosfet Power Modules

D Johannesson, M Nawaz… - IEEE Transactions on …, 2017‏ - ieeexplore.ieee.org
This paper presents a thorough characterization of 10 kV SiC MOSFET power modules,
equipped with third-generation mosfet chips and without external free-wheeling diodes …

Impact ionization coefficients in 4H-SiC toward ultrahigh-voltage power devices

H Niwa, J Suda, T Kimoto - IEEE Transactions on Electron …, 2015‏ - ieeexplore.ieee.org
A temperature dependence of impact ionization coefficients in 4H-SiC was studied in a wide
range of electric field toward the accurate designing of ultrahigh-voltage devices. The …

Understanding and reduction of degradation phenomena in SiC power devices

T Kimoto, A Iijima, H Tsuchida… - 2017 IEEE …, 2017‏ - ieeexplore.ieee.org
Impacts of extended defects on performance and reliability of SiC power devices are
reviewed. Threading dislocations in the state-of-the-art SiC wafers do not work as the major …