Thermal Characterisation of AlGaN/GaN HEMT on Silicon Carbide Substrate for High Frequency Application

Mohammad A Alim, Ali A Rezazadeh, Christopher Gaquiere

Research output: Chapter in Book/Conference proceedingConference contributionpeer-review

Abstract

Temperature effect modelling and analysis havebeen carried out on 0.25 µm gate length AlGaN/GaN HEMTgrown on SiC substrate over the temperature range from - 40 to1500C by on-wafer S-parameter measurements up to 50 GHz.The temperature behaviour of the DC and equivalent circuitparameters including ft and fmax were analyzed. The resultsprovide some valuable insights for future design optimizations ofadvanced GaN based MMICs.
Original languageEnglish
Title of host publicationhost publication
Place of PublicationUSA
PublisherIEEE
Publication statusPublished - Oct 2014
Event9th European Microwave Integrated Circuits Conference - Rome, Italy
Duration: 6 Oct 20147 Oct 2014

Conference

Conference9th European Microwave Integrated Circuits Conference
CityRome, Italy
Period6/10/147/10/14

Keywords

  • AlGaN/GaN/SiC HEMT, on-wafer measurement, equivalent circuit parameter, temperature coefficient.

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