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New trap-assisted band-to-band tunneling induced gate current model for p-channel metal-oxide-semiconductor field effect transistors with sub-3 nm oxides
Journal article   Peer reviewed

New trap-assisted band-to-band tunneling induced gate current model for p-channel metal-oxide-semiconductor field effect transistors with sub-3 nm oxides

H.-M. Lee, C.-J. Liu, C.-W. Hsu, M.-S. Liang, Y.-C. King and C.C.-H. Hsu
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers, Vol.40(3 A), pp.1218-1221
03/2001

Abstract

Band-to-band tunneling (BBT) Gate current PMOSFET Trap density Trap-assisted tunneling (TAT) Ultra-thin oxide
A new trap-assisted band-to-band tunneling (TAB) gate current model is proposed to describe the new observed band-to-band tunneling (BBT) induced gate current characteristics of p-channel metal-oxide-semiconductor field effect transistors (PMOSFET's) with ultra-thin gate oxide. Based on this new TAB gate current model, the off-state gate currents of PMOSFET's with various sub-3 nm gate oxides can be well characterized, while the conventional BBT current model is no longer applicable in this regime.

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