SEMICONDUCTOR DEVICES

Continuous analytic IV model for GS DG MOSFETs including hot-carrier degradation effects

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2012 Chinese Institute of Electronics
, , Citation Bentrcia Toufik et al 2012 J. Semicond. 33 014001 DOI 10.1088/1674-4926/33/1/014001

1674-4926/33/1/014001

Abstract

We have studied the influence of hot-carrier degradation effects on the drain current of a gate-stack double-gate (GS DG) MOSFET device. Our analysis is carried out by using an accurate continuous current—voltage (IV) model, derived based on both Poisson's and continuity equations without the need of charge-sheet approximation. The developed model offers the possibility to describe the entire range of different regions (subthreshold, linear and saturation) through a unique continuous expression. Therefore, the proposed approach can bring considerable enhancement at the level of multi-gate compact modeling including hot-carrier degradation effects.

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10.1088/1674-4926/33/1/014001