Presentation 2016-01-20
[Invited Lecture] Low On-resistance SiC-MOSFET with Blocking Voltage of 3.3kV and Realization of the World's First All-SiC Traction Inverter
Kenji Hamada, Shiro Hino, Naruhisa Miura, Hiroshi Watanabe, Shuhei Nakata, Eisuke Suekawa, Yuji Ebiike, Masayuki Imaizumi, Isao Umezaki, Satoshi Yamakawa,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) For the further efficiency improvement of existing power modules for railcar traction, we have developed MOSFETs with a rated voltage of 3.3 kV by using SiC, which are expected as next-generation power semiconductor materials. The specific on-resistance of the MOSFET was reduced considerably with an original technique, which formed n-type doping layer into JFET region of the MOSFET. The world’s first all-SiC traction inverter utilizing this technique has been produced, and it have been verified to achieve an approximate 40% savings in power consumption compared to conventional systems.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) 3.3kV / 4H-SiC / MOSFET / inverter
Paper # ED2015-113
Date of Issue 2016-01-13 (ED)

Conference Information
Committee ED
Conference Date 2016/1/20(1days)
Place (in Japanese) (See Japanese page)
Place (in English) Kikai-Shinko-Kaikan Bldg.
Topics (in Japanese) (See Japanese page)
Topics (in English) Power Devices and High-frequency Devices, Microwave, etc.
Chair Koichi Maezawa(Univ. of Toyama)
Vice Chair Kunio Tsuda(Toshiba)
Secretary Kunio Tsuda(NEC)
Assistant Manabu Arai(New JRC) / Masataka Higashiwaki(NICT)

Paper Information
Registration To Technical Committee on Electron Device
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) [Invited Lecture] Low On-resistance SiC-MOSFET with Blocking Voltage of 3.3kV and Realization of the World's First All-SiC Traction Inverter
Sub Title (in English)
Keyword(1) 3.3kV
Keyword(2) 4H-SiC
Keyword(3) MOSFET
Keyword(4) inverter
1st Author's Name Kenji Hamada
1st Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
2nd Author's Name Shiro Hino
2nd Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
3rd Author's Name Naruhisa Miura
3rd Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
4th Author's Name Hiroshi Watanabe
4th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
5th Author's Name Shuhei Nakata
5th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
6th Author's Name Eisuke Suekawa
6th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
7th Author's Name Yuji Ebiike
7th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
8th Author's Name Masayuki Imaizumi
8th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
9th Author's Name Isao Umezaki
9th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
10th Author's Name Satoshi Yamakawa
10th Author's Affiliation Mitsubishi Electric Corporation(Mitsubishi Electric)
Date 2016-01-20
Paper # ED2015-113
Volume (vol) vol.115
Number (no) ED-402
Page pp.pp.7-12(ED),
#Pages 6
Date of Issue 2016-01-13 (ED)