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. 10, 2026

Filed:

Feb. 29, 2024
Applicant:

Renesas Electronics America Inc., Milpitas, CA (US);

Inventors:

Yashovardhan Rao Potlapalli, Cary, CA (US);

Brian Lee Allen, Holly Springs, NC (US);

Mehul Dilip Shah, Cary, NC (US);

Akshat Shenoy, Cary, NC (US);

Milind Prakash Tile, Milpitas, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2007.01); H02M 1/32 (2007.01);
U.S. Cl.
CPC ...
H02M 3/1584 (2013.01); H02M 1/0025 (2021.05); H02M 1/0032 (2021.05); H02M 1/327 (2021.05); H02M 1/0009 (2021.05);
Abstract

Systems and methods for power conversion are described. A power converter can operate under low power mode to supply a first load current from a power management integrated circuit (PMIC). The power converter can transition from low power mode to high power mode by one of activating a tri-state mode of the PMIC prior to activating at least one phase in an external power module and operating PMIC and at least one phase of the external power module simultaneously. The external power module and PMIC can be on separate chips. The power converter can operate under high power mode to supply a second load current from the external power module. The second load current can be greater than the first load current. The power converter can transition from high power mode to low power mode by selectively deactivating phases in the external power module prior to activating the PMIC.


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