Presentation 2004/1/13
A High Reliability and High Gain InP-HEMT with Composite Channel Structure
Shunsuke KURACHI, Yasunori NONAKA, Junichiro NIKAIDO,
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Abstract(in English) InP-based HEMTs excel in high frequency performances. On the other hand, many problems on reliability are reported because of impact ionization in the channel. We reduced the leakage current by impact ionization having best modified the channel structure. We conducted a reliability test which exceed 6000 hours after the modification, and the MTTF at 80℃ reached 2X10^7 hours . Fairly good reliability was realized. In addition, we improved the isolation of package, and achieved a noise figure of 0.28 dB and an associated gain of 16.5 dB at 12 GHz for a 200 μm gate-width. From the above results, it can safely be said that the InP-HEMT with Composite Channel Structure is considered promising as a low-noise device at more than the mm-wave band.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) InP-HEMT / Impact ionization / High reliability / High gain / Composite Channel Structure
Paper # ED2003-211
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Conference Information
Committee ED
Conference Date 2004/1/13(1days)
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Paper Information
Registration To Electron Devices (ED)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A High Reliability and High Gain InP-HEMT with Composite Channel Structure
Sub Title (in English)
Keyword(1) InP-HEMT
Keyword(2) Impact ionization
Keyword(3) High reliability
Keyword(4) High gain
Keyword(5) Composite Channel Structure
1st Author's Name Shunsuke KURACHI
1st Author's Affiliation Fujitsu Quantum Devices Limited()
2nd Author's Name Yasunori NONAKA
2nd Author's Affiliation Fujitsu Quantum Devices Limited
3rd Author's Name Junichiro NIKAIDO
3rd Author's Affiliation Fujitsu Quantum Devices Limited
Date 2004/1/13
Paper # ED2003-211
Volume (vol) vol.103
Number (no) 559
Page pp.pp.-
#Pages 5
Date of Issue