• DocumentCode
    1418138
  • Title

    An improved small-signal equivalent circuit model for III-V nitride MODFET´s with large contact resistances

  • Author

    Burm, Jinwook ; Schaff, William J. ; Eastman, Lester F. ; Amano, Hiroshi ; Akasaki, Isamu

  • Author_Institution
    Sch. of Electr. Eng., Cornell Univ., Ithaca, NY, USA
  • Volume
    44
  • Issue
    5
  • fYear
    1997
  • fDate
    5/1/1997 12:00:00 AM
  • Firstpage
    906
  • Lastpage
    907
  • Abstract
    A small-signal equivalent circuit model of III-V nitride MODFET´s is presented. The metal-semiconductor ohmic contacts were modeled as a transmission line, as parasitic Z-elements cannot be modeled as a simple resistor/inductor discrete circuit due to high contact resistances. The model describes the highly resistive contacts with a good accuracy
  • Keywords
    III-V semiconductors; contact resistance; equivalent circuits; high electron mobility transistors; ohmic contacts; semiconductor device models; III-V nitride; MODFET; contact resistances; metal-semiconductor ohmic contacts; resistive contacts; small-signal equivalent circuit model; transmission line model; Cutoff frequency; Equivalent circuits; FETs; Gallium nitride; HEMTs; III-V semiconductor materials; MODFET circuits; Ohmic contacts; Parasitic capacitance; Testing;
  • fLanguage
    English
  • Journal_Title
    Electron Devices, IEEE Transactions on
  • Publisher
    ieee
  • ISSN
    0018-9383
  • Type

    jour

  • DOI
    10.1109/16.568058
  • Filename
    568058