## Abstract The admittance parameters and unilateral power gain of a nonself‐aligned GaN MESFET incorporating the parasitic elements along with gate‐length modulation are evaluated analytically in the present model. The cutoff frequency of the maximum available gain and the maximum frequency of osc
Parasitic element dependent scattering parameter evaluation of GaN MESFET
✍ Scribed by Adarsh Singh; Srikanta Bose; Mridula Gupta; R. S. Gupta
- Publisher
- John Wiley and Sons
- Year
- 2002
- Tongue
- English
- Weight
- 206 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0895-2477
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✦ Synopsis
Abstract
Analytical expressions for parasitic‐element‐dependent scattering parameters of a non‐self‐aligned GaN MESFET are evaluated and their variation with frequency is shown. Maximum stable gain and maximum transducer power gain of the device are also evaluated and it is found that a GaN MESFET with the dimensions (1.5 × 100 μm) has maximum stable gain of about 13 dB. © 2002 Wiley Periodicals, Inc. Microwave Opt Technol Lett 33: 54–57, 2002; DOI 10.1002/mop.10230
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## Abstract A semiempirical model of GaN MESFET to evaluate admittance parameters, scattering parameters, maximum unilateral transducer power gain, and maximum stable gain is presented. Frequency dependence of the parasitic capacitances obtained by simulations has been utilized to develop the model
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