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:
Aug. 22, 2017

Filed:

Mar. 14, 2013
Applicant:

Intersil Americas Llc, Milpitas, CA (US);

Inventors:

Marc Ethan Dagan, Mountain View, CA (US);

Ruchi Parikh, Mountain View, CA (US);

Assignee:

INTERSIL AMERICAS LLC, Milpitas, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/10 (2006.01); H02M 3/156 (2006.01);
U.S. Cl.
CPC ...
G05F 1/10 (2013.01); H02M 3/156 (2013.01);
Abstract

In an embodiment, a power-supply controller includes a switching regulator and a current limiter. The switching regulator is configured to generate an input current such that an output voltage is generated in response to the input current and an input voltage, and the current limiter is configured to limit the input current in response to a quantity that is related to a ratio of the output voltage divided by the input voltage. For example, an embodiment of such a power-supply controller may be able to limit the output or load current from a power supply to a set level by limiting the input current in response to a quantity that is related to the ratio (e.g., the boost ratio) of the output voltage to the input voltage.


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