Improving robustness of GGNMOS with P-base layer for electrostatic discharge protection in 0.5-
μ
m
BCD process
Hou Fei
1
, Chen Ruibo
2
, Du Feibo
1
, Liu Jizhi
1
, Liu Zhiwei
1, †
, J Liou Juin
2
TLP
I
–
V
curves of conventional GGNMOS and proposed three types of PB-NMOS.