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.:

US 9722487 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 01, 2017

Filed:

May. 11, 2015
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Andriyanto Halim, Singapore, SG;

Siew Lee Cheong, Singapore, SG;

Attila Tomasovics, Singapore, SG;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01); H02M 7/217 (2006.01);
U.S. Cl.
CPC ...
H02M 1/4225 (2013.01); Y02B 70/126 (2013.01);
Abstract

Methods, devices, and integrated circuits are disclosed for controlling a power converter. In one example, a controller includes a peak current reference module configured to output a peak current reference. The controller further includes a valley current reference module configured to output a valley current reference. The controller further includes one or more comparators configured to compare a current through the power converter to the peak current reference and the valley current reference, to turn a gate switch of the power converter on when the current through the power converter falls to the valley current reference, and to turn the gate switch of the power converter off when the current through the power converter rises to the peak current reference.


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