Semiconductor device and method for manufacturing the same

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United States of America Patent

PATENT NO 9831305
SERIAL NO

15148090

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Abstract

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A semiconductor device is provided. The semiconductor device includes a substrate; an epitaxial layer; a first conductive type first well region disposed in the substrate and the epitaxial layer; a second conductive type first buried layer and a second conductive type second buried layer disposed at opposite sides of the first conductive type first well region, respectively; a first conductive type second well region disposed in the epitaxial layer and being in direct contact with the first conductive type first well region; a second conductive type third buried layer disposed in the first conductive type first well region and/or the first conductive type second well region; a second conductive type doped region disposed in the first conductive type second well region; a gate structure; a drain contact plug; and a source contact plug.

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Patent Owner(s)

  • VANGUARD INTERNATIONAL SEMICONDUCTOR CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Chu-Feng New Taipei, TW 20 35
Chiu, Chien-Wei Beigang Township, TW 44 115
Chou, Wei-Chun New Taipei, TW 5 26

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