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:
Apr. 23, 2019

Filed:

Jun. 15, 2016
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventor:

Sandeep R. Bahl, Palo Alto, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02H 9/04 (2006.01); H02H 7/12 (2006.01); H02H 1/00 (2006.01); H02M 1/08 (2006.01); H02M 1/32 (2007.01); H03K 17/082 (2006.01);
U.S. Cl.
CPC ...
H02H 7/1213 (2013.01); H02H 1/0007 (2013.01); H02H 9/04 (2013.01); H02M 1/08 (2013.01); H02M 1/32 (2013.01); H03K 17/0822 (2013.01); Y02B 70/1483 (2013.01);
Abstract

Disclosed examples include methods, integrated circuits and switch circuits including a driver circuit and a silicon transistor or other current source circuit coupled with a gallium nitride or other high electron mobility first transistor, where the driver operatives in a first mode to deliver a control voltage signal to the first transistor, and in a second mode in response to a detected overvoltage condition associated with the first transistor to control the current source circuit to conduct a sink current from the first transistor to affect a control voltage to at least partially turn on the first transistor.


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