Metal-insulator Geometries

Comparison of Gate Geometries on HEMT(G-gate, T-gate and N-gate) (ATLAS Device Simulator Results)

(Vds=0.1V freq=20GHz)

Drain Current

Id-Vgs characteristics

Ig-Vgs characteristics

Capacitances

Gate Capacitance:

Cgs-Vgs Characteristics

Cgd-Vgs Characteristics

Cgg-Vgs Characteristics

Source Capacitance:

Css-Vgs Characteristics

Csd-Vgs Characteristics

Csg-Vgs Characteristics

Drain Capacitance:

Cds-Vgs Characteristics

Cdd-Vgs Characteristics

Cdg-Vgs Characteristics

Conductances

Gate Conductance:

Ggs-Vgs Characteristics

Ggd-Vgs Characteristics

Ggg-Vgs Characteristics

Source Conductance:

Gss-Vgs Characteristics

Gsd-Vgs Characteristics

Gsg-Vgs Characteristics

Drain Conductance:

Gds-Vgs Characteristics

Gdd-Vgs Characteristics

Gdg-Vgs Characteristics

Cut-off frequency

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