Presentation 2004/12/9
Fabrication of Short-Channel 4H-SiC MOSFETs and Theoretical Analysis of Short-Channel Effects
Masato NOBORIO, Yosuke KANZAKI, Jun SUDA, Tsunenobu KIMOTO, Hiroyuki MATSUNAMI,
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Abstract(in English) In this paper, short-channel effects in 4H-SiC MOSFETs have been investigated. Planar MOSFETs with various channel lengths have been fabricated on 4H-SiC (0001), (000-1) and (11-20) faces. In the fabricated MOSFETs, short-channel effects such as punchthrough behavior occur by reducing channel length. The critical channel lengths below which short-channel effects occur are also analyzed as a function of p-body doping and oxide thickness. The critical channel lengths in the fabricated MOSFETs are slightly longer than those obtained from the device simulation and the empirical relationship for Si MOSFETs. The dependencies of crystal face orientation for short-channel effects are hardly observed.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) silicon carbide / MOSFET / device simulation / short-channel effect
Paper # SDM2004-192
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Committee SDM
Conference Date 2004/12/9(1days)
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Registration To Silicon Device and Materials (SDM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Fabrication of Short-Channel 4H-SiC MOSFETs and Theoretical Analysis of Short-Channel Effects
Sub Title (in English)
Keyword(1) silicon carbide
Keyword(2) MOSFET
Keyword(3) device simulation
Keyword(4) short-channel effect
1st Author's Name Masato NOBORIO
1st Author's Affiliation Department of Electronic Science and Engineering, Kyoto University()
2nd Author's Name Yosuke KANZAKI
2nd Author's Affiliation Department of Electronic Science and Engineering, Kyoto University
3rd Author's Name Jun SUDA
3rd Author's Affiliation Department of Electronic Science and Engineering, Kyoto University
4th Author's Name Tsunenobu KIMOTO
4th Author's Affiliation Department of Electronic Science and Engineering, Kyoto University
5th Author's Name Hiroyuki MATSUNAMI
5th Author's Affiliation Innovation Plaza Kyoto, JST
Date 2004/12/9
Paper # SDM2004-192
Volume (vol) vol.104
Number (no) 510
Page pp.pp.-
#Pages 6
Date of Issue