Model simulation and verification of a vertical double implanted (DIMOS) transistor in 4H-SIC

Md Hasanuzzaman, Syed K. Islam, Leon M. Tolbert, Burak Ozpineci

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

4 Scopus citations

Abstract

Silicon-based switching devices have reached the theoretical limitations for high power and high temperature applications whereas silicon carbide (SiC) has emerged as an alternate material system to overcome the limitations and can be used in extreme environment. In this paper, a vertical DIMOS transistor structure, a switching device in 4H-SiC material system, is presented. The model takes into account various short channel effects in the DIMOS channel region as well as velocity saturation and exact device geometry in the drift region. Simulations for exact device geometry have been conducted using ATLAS device simulator. A good agreement between the ATLAS simulation and analytical model evaluation for vertical DIMOS is demonstrated. Device structure and model parameters can be adjusted to obtain an optimum device to be used in system level applications.

Original languageEnglish
Title of host publicationProceedings of the Seventh IASTED International Multi-Conference - Power and Energy Systems
EditorsK.M. Smedley
Pages313-316
Number of pages4
StatePublished - 2003
EventProceedings of the Seventh IASTED International Multi-Conference - Power and Energy Systems - Palm Springs, CA, United States
Duration: Feb 24 2003Feb 26 2003

Publication series

NameProceedings of the IASTED Multi-Conference- Power and Energy Systems
Volume7

Conference

ConferenceProceedings of the Seventh IASTED International Multi-Conference - Power and Energy Systems
Country/TerritoryUnited States
CityPalm Springs, CA
Period02/24/0302/26/03

Keywords

  • Model verification
  • Power device
  • SiC
  • Vertical DIMOS

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