Dependence of device performances on fin dimensions in AlGaN/GaN recessed-gate nanoscale FinFET

Gwan Min Yoo, Jae Hwa Seo, Young Jun Yoon, Young Jae Kim, Sung Yoon Kim, Hye Su Kang, Hye Rim Eun, Ra Hee Kwon, Young In Jang, In Man Kang, Seong Min Lee, Seongjae Cho

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

1 Scopus citations

Abstract

In this work, dependence of device performances on AlGaN/GaN heterostructure recessed-gate fin-shaped-channel field-effect transistor (FinFET), as a power transistor, on the fin dimensions is closely investigated. On-state (Ion) and off-state (Ioff) currents are affected by fin geometry and the former showed a more drastic change (250∼1209 mA/mm) compared with the latter (confined to ∼1×10-12 mA/mm order). The design works have been conducted through a three-dimensional (3-D) technology computer-aided design (TCAD).

Original languageEnglish
Title of host publicationISCE 2014 - 18th IEEE International Symposium on Consumer Electronics
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Print)9781479945924
DOIs
StatePublished - 2014
Event18th IEEE International Symposium on Consumer Electronics, ISCE 2014 - Jeju, Korea, Republic of
Duration: 22 Jun 201425 Jun 2014

Publication series

NameProceedings of the International Symposium on Consumer Electronics, ISCE

Conference

Conference18th IEEE International Symposium on Consumer Electronics, ISCE 2014
Country/TerritoryKorea, Republic of
CityJeju
Period22/06/1425/06/14

Bibliographical note

Funding Information:
Acknowledgement-This work was supported in part by Grant CRL 79-5-482-7 from Institut National de la SantC et de la Recherche MCdicale (INSERM).

Keywords

  • 3-D TCAD
  • FinFET
  • GaN
  • fin design
  • fin-shaped channel
  • heterostructures
  • power transistor
  • recessed gate

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