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:
Nov. 17, 2020

Filed:

May. 31, 2019
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Ariel Dario Moctezuma, Richardson, TX (US);

Hassan Pooya Forghani-Zadeh, Dallas, TX (US);

Srinath Hosur, Plano, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H03K 5/24 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01); H03K 5/24 (2013.01); H02M 2001/009 (2013.01); H02M 2001/0009 (2013.01);
Abstract

A system includes a switching converter circuit and a monitoring circuit coupled to the switching converter circuit. The monitoring circuit includes a current estimation circuit configured to estimate an output current of the switching converter circuit. The monitoring circuit also includes a compare circuit configured to compare the estimated average output current with a threshold, wherein the compare circuit is configured to output an alert signal in response to the estimated output current being greater than the threshold.


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