The simulation and analysis of recess-gated GaN/AlGaN MOSFET RF characteristics for green-energy automobile applications

  • Jae Hwa Seo
  • , Young Jun Yoon
  • , Hwan Gi Lee
  • , Gwan Min Yoo
  • , Young Jae Kim
  • , Sung Yoon Kim
  • , Sung Yun Woo
  • , Hee Bum Roh
  • , Hye Rim Eun
  • , Hye Su Kang
  • , Seongjae Cho
  • , Jung Hee Lee
  • , In Man Kang

Research output: Contribution to conferencePaperpeer-review

Abstract

A normally-off recess-gated GaN/AlGaN MOSFET which applicable at green-energy system and automobile SoC technology has been demonstrated. By recess-gated process, the transistor is operated as a normally-off device which has advantages for less power loss, and easy circuit design. After the GaN/AlGaN MOSFET device design, the DC and RF characteristics are extracted and analyzed by TCAD simulation process. The Ion of 250 mA/mm, SS of 200 mV/dec, VB of 60 V, fT of 2 GHz, and fmax of 2.5 GHz are obtained.

Original languageEnglish
Pages762-765
Number of pages4
DOIs
StatePublished - 2014
Event2014 6th International Conference on Measuring Technology and Mechatronics Automation, ICMTMA 2014 - Zhangjiajie, Hunan, China
Duration: 10 Jan 201411 Jan 2014

Conference

Conference2014 6th International Conference on Measuring Technology and Mechatronics Automation, ICMTMA 2014
Country/TerritoryChina
CityZhangjiajie, Hunan
Period10/01/1411/01/14

Keywords

  • Automobile application
  • GaN/AlGaN
  • Green energy
  • MOSFET
  • silicon substrate
  • TCAD simulation

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