The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 25, 2023

Filed:

Aug. 12, 2021
Applicant:

Silergy Semiconductor Technology (Hangzhou) Ltd, Hangzhou, CN;

Inventors:

Budong You, Hangzhou, CN;

Hui Yu, Hangzhou, CN;

Meng Wang, Hangzhou, CN;

Yicheng Du, Hangzhou, CN;

Chuan Peng, Hangzhou, CN;

Xianguo Huang, Hangzhou, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/78 (2006.01); H01L 29/06 (2006.01); H01L 29/10 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7816 (2013.01); H01L 29/063 (2013.01); H01L 29/0649 (2013.01); H01L 29/1095 (2013.01); H01L 29/66681 (2013.01);
Abstract

A laterally diffused metal oxide semiconductor device can include: a base layer; a source region and a drain region located in the base layer; a first dielectric layer located on a top surface of the base layer and adjacent to the source region; a voltage withstanding layer located on the top surface of the base layer and located between the first dielectric layer and the drain region; a first conductor at least partially located on the first dielectric layer; a second conductor at least partially located on the voltage withstanding layer; and a source electrode electrically connected to the source region, where the first and second conductors are spatially isolated, and the source electrode at least covers a space between the first and second conductors.


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