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:
Jun. 17, 2025

Filed:

Nov. 13, 2023
Applicant:

Halo Microelectronics International, Campbell, CA (US);

Inventors:

Rui Liu, Fremont, CA (US);

Thomas Liu, Freemont, CA (US);

Songnan Yang, Frisco, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2007.01); H02M 3/07 (2006.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 1/0095 (2021.05); H02M 3/07 (2013.01); H02M 3/1584 (2013.01); H02M 1/0054 (2021.05); H02M 3/072 (2021.05);
Abstract

A converter includes L phase legs, each phase leg of the L phase legs comprising a plurality of switches connected in series between an input power source and ground, wherein a first flying capacitor of an Mth phase is cross-coupled between an Mth phase leg and an (M+1)th phase leg, and a first flying capacitor of an Lth phase is cross-coupled between an Lth phase leg and a first phase leg, and wherein switches of the L phase legs are configured such that a ratio of an input voltage of the hybrid multi-phase step-down power converter to an output voltage of the hybrid multi-phase step-down power converter is equal to N/D, and wherein L, M, N are positive integers with M<L, L>2, and D is a duty cycle of the hybrid multi-phase step-down power converter.


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