Hot-electron injection and trapping in the gate oxide of submicron DMOS transistors

被引:14
|
作者
Manzini, S [1 ]
Gallerano, A [1 ]
Contiero, C [1 ]
机构
[1] SGS Thomson Microelect, Dedicated Prod Grp, I-20010 Milano, Italy
关键词
D O I
10.1109/ISPSD.1998.702734
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 basic parameter controlling the hot-electron safe operating area of DMOS transistors integrable in submicron Bipolar-CMOS-DMOS mixed processes is the series resistance of the n-type lightly-doped layer on the source side of the devices. The hot-electron-induced degradation in DMOS transistors is correlated with the hot-electron gate current -rather than with the substrate (p-body) current- and its measurement is a sensitive, nondestructive way to bypass long-term reliability tests.
引用
收藏
页码:415 / 418
页数:4
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