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公开(公告)号:US20190165093A1
公开(公告)日:2019-05-30
申请号:US16264336
申请日:2019-01-31
Applicant: Renesas Electronics America Inc.
Inventor: Patrick M. SHEA , Samuel J. ANDERSON , David N. OKADA
Abstract: A semiconductor device has a substrate and a lightly doped drain (LDD) region formed in the substrate. A superjunction is formed in the LDD region.