发明名称 |
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE |
摘要 |
Provided is a constant voltage circuit which has excellent output voltage stability. The constant voltage circuit connects an enhancement type NMOS to a depression type NMOS in series; and inspissates the impurity content of a P-type well region, in which the depression type NMOS is mounted, in order to improve the back-bias effect of the depression type NMOS. |
申请公布号 |
KR20140041374(A) |
申请公布日期 |
2014.04.04 |
申请号 |
KR20130115441 |
申请日期 |
2013.09.27 |
申请人 |
SEIKO INSTRU KABUSHIKI KAISHA, ALSO TRADING AS SEIKO INSTRUMENTS INC. |
发明人 |
HARADA HIROFUMI;HASHITANI MASAYUKI |
分类号 |
H01L21/336 |
主分类号 |
H01L21/336 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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