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
  • TCAD simulation
  • silicon substrate

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