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. 31, 2026

Filed:

Aug. 30, 2023
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Jay B Fletcher, Cupertino, CA (US);

Shawn Searles, Austin, TX (US);

Hao Zhou, Cupertino, CA (US);

Sanjay Pant, Cupertino, CA (US);

Assignee:

APPLE INC., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/575 (2006.01); H02M 1/00 (2007.01); H02M 7/483 (2007.01);
U.S. Cl.
CPC ...
G05F 1/575 (2013.01);
Abstract

The present disclosure describes a system having a power supply circuit, a first regulator circuit, a second regulator circuit, and a load circuit. The power supply circuit outputs a power supply voltage. The first regulator circuit receives the power supply voltage and outputs a first regulated voltage based on the power supply voltage. The second regulator circuit receives the first regulated voltage and outputs a second regulated voltage based on the first regulated voltage. The load circuit receives the second regulated voltage and sends power requirement information (e.g., load current information) to one or more of the power supply circuit, the first regulator circuit, and the second regulator circuit. Based on the power requirement information, one or more of the power supply voltage, the first regulated voltage, and the second regulated voltage is adjusted.


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