MOSFET MOBILITY DEGRADATION DUE TO INTERFACE-STATES, GENERATED BY FOWLER-NORDHEIM ELECTRON INJECTION

被引:4
|
作者
DEJENFELT, AT
ENGSTROM, O
机构
[1] Department of Solid State Electronics, Chalmers University of Technology
关键词
D O I
10.1016/0167-9317(91)90265-F
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The degradation of the MOSFET inversion channel mobility due to generated interface-states was studied, generating the interface-states by Fowler-Nordheim injection. The inversion channel carrier mobility was directly related to the interface-state density and was not affected by the generated oxide charge. The mobility degradation due to the interface-states was in agreement with previous degradation data based on fixed interface charge by Sun and Plummer [1], provided the mobility was measured at the point of maximum transconductance, and only the charged fraction of the total interface-state spectrum under strong inversion conditions was included in the mobility model.
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页码:461 / 464
页数:4
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