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:
Sep. 17, 2013
Filed:
Aug. 27, 2010
Applicant:
Vladislav Vashchenko, Palo Alto, CA (US);
Inventor:
Vladislav Vashchenko, Palo Alto, CA (US);
Assignee:
National Semiconductor Corporation, Santa Clara, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the case of adjacent high voltage nodes in which one node is protected by a lateral BJT clamp, the irreversible burnout due to transient latch-up between the two adjacent high voltage pins of the structure is avoided by increasing the base contact region by including a sinker connected to the base.