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:
Apr. 16, 2019
Filed:
Dec. 22, 2016
Applicant:
Infineon Technologies Austria Ag, Villach, AT;
Inventor:
Erwin Huber, München, DE;
Assignee:
INFINEON TECHNOLOGIES AUSTRIA AG, Villach, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/00 (2006.01); H02H 3/20 (2006.01); G01R 19/165 (2006.01); H03K 17/082 (2006.01);
U.S. Cl.
CPC ...
H02H 3/20 (2013.01); G01R 19/165 (2013.01); H02H 3/006 (2013.01); H03K 17/0822 (2013.01); H03K 17/0828 (2013.01);
Abstract
In accordance with an embodiment, a method of operating a control circuit includes generating a threshold value based on a drive signal of an external power transistor, and determining an overpower state of the external power transistor based on a voltage at a drain or a collector of the external power transistor and the threshold value.