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A SiC Varactor With...
A SiC Varactor With Large Effective Tuning Range for Microwave Power Applications
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- Andersson, Christer, 1982 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Ejebjörk, Niclas, 1984 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Henry, Anne (författare)
- Linköpings universitet,Linköping University
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- Andersson, S. (författare)
- Linköpings universitet,Linköping University
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- Janzen, E. (författare)
- Linköpings universitet,Linköping University
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- Zirath, Herbert, 1955 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Rorsman, Niklas, 1964 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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(creator_code:org_t)
- Institute of Electrical and Electronics Engineers (IEEE), 2011
- 2011
- Engelska.
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Ingår i: IEEE Electron Device Letters. - : Institute of Electrical and Electronics Engineers (IEEE). - 0741-3106 .- 1558-0563. ; 32:6, s. 788-790
- Relaterad länk:
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Abstract
Ämnesord
Stäng
- SiC Schottky diode varactors have been fabricated for use in microwave power applications, specifically the dynamic load modulation of power amplifiers. A custom doping profile has been employed to spread the C(V) over a large bias voltage range, thereby increasing the effective tuning range under large voltage swing conditions. The small-signal tuning range is approximately six, and punch through is reached at a bias voltage of -60 V, while the breakdown voltage is on the order of -160 V. An interdigitated layout is utilized together with a self-aligned Schottky anode etch process to improve the Q-factor at 2 GHz, which is 20 at zero bias and approximately 160 at punch through.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering (hsv//eng)
Nyckelord
- diodes
- SiC
- power amplifiers (PAs)
- varactors
- self-aligned
- diodes
- Schottky
- load modulation
- silicon-carbide
- tuning range
- Interdigitated
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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