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:
Sep. 13, 2016

Filed:

Apr. 16, 2013
Applicant:

Maxim Integrated Products, Inc., San Jose, CA (US);

Inventors:

Salvatore Giovanni Pastorina, Catania, IT;

Antonio Magazzu′, Messina, IT;

Antonio Panebianco, Aci S. Antonio, IT;

Gaetano Maria Walter Petrina, Mascalucia, IT;

Assignee:

Maxim Integrated Products, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/157 (2006.01); G05F 1/10 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/157 (2013.01); G05F 1/10 (2013.01); H02M 2001/0029 (2013.01);
Abstract

Various embodiments of the invention provide for a double measurement technique to enable auto-calibration of a switching regulator. In certain embodiments, calibration is performed using a digital conversion circuit that adjusts an internal slope of an on-time generator by adjusting the peak value of a ramp to a desired peak voltage value. Auto-calibration allows for an optimal dynamic response across the entire switching frequency range of the switching regulator even in noisy environments.


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