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:
Jul. 02, 2024
Filed:
Jun. 07, 2021
Applicant:
Texas Instruments Incorporated, Dallas, TX (US);
Inventors:
Karmel Kranthi Nagothu, Karnataka, IN;
James Paul Di Sarro, Allen, TX (US);
Rajkumar Sankaralingam, Plano, TX (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H01L 27/02 (2006.01); H01L 29/74 (2006.01);
U.S. Cl.
CPC ...
H01L 29/74 (2013.01); H01L 27/0262 (2013.01); H01L 29/0834 (2013.01); H01L 29/0839 (2013.01);
Abstract
A lateral semiconductor controlled rectifier (SCR) includes a pwell and an nwell A plurality of p+ contact regions connect to the pwell and are spaced apart from one another by a dielectric material along a width of the pwell. There are a plurality of n+ contact regions connect to the nwell and are spaced apart from one another by dielectric material along a width of the nwell.