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:
Mar. 17, 2015

Filed:

Jun. 27, 2012
Applicant:

Demetri J. Giannopoulos, Austin, TX (US);

Inventor:

Demetri J. Giannopoulos, Austin, TX (US);

Assignee:

Intersil Americas LLC, Milpitas, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/156 (2013.01); H02M 2001/0009 (2013.01);
Abstract

An electronic circuit (EC) may include an integrated current-source with an output terminal that may couple to the output of a power converter (OPC) to draw current from the power converter. The EC may further include control circuitry for activating the integrated current-source and for effecting a ramping output voltage at the OPC, and begin current-sense calibration once the output voltage reaches a specified calibration voltage value (SCVV). The control circuitry may regulate the output voltage to the SCVV while current-sense calibration is being performed, to measure and store the resistance value of a current-sense element of the power regulator. With the current-sense calibration complete, the control circuitry may disable the integrated current-source, resume ramping the output voltage until it reaches a specified regulation value (SRVV), and regulate to the SRVV during normal operation. The SCVV is specified to be at least a magnitude lower than the SRVV.


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Giannopoulos, Demetri. (2015). Current-sensing auto-calibration in power converters (U.S. Patent No. 8981753). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8981753

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