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.
Patent No.:
Date of Patent:
Feb. 11, 2025
Filed:
Jun. 18, 2024
Applicant:
Diodes Incorporated, Plano, TX (US);
Inventors:
Assignee:
Diodes Incorporated, Plano, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/861 (2006.01); H01L 27/02 (2006.01); H01L 29/06 (2006.01); H01L 29/423 (2006.01); H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
H01L 29/063 (2013.01); H01L 27/0255 (2013.01); H01L 29/4236 (2013.01); H01L 29/7813 (2013.01);
Abstract
An apparatus includes a drain and a source on opposing sides of an epitaxial layer, a plurality of gates formed in the epitaxial layer, a source contact connected to the source, a gate contact connected to the plurality of gates, a drain contact on opposing sides of the epitaxial layer of the source contact, a gate-source electrostatic discharge (ESD) diode connected between the gate contact and the source contact, and a breakdown voltage enhancement and leakage prevention structure formed underneath the gate-source ESD diode structure, wherein the breakdown voltage enhancement and leakage prevention structure comprises a body ring structure.