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:
Dec. 05, 2017

Filed:

Sep. 13, 2016
Applicant:

Dialog Semiconductor (Uk) Limited, London, GB;

Inventors:

Mark Childs, Swindon, GB;

Carsten Barth, Schwaebisch Gmuend, DE;

Jens Masuch, Munich, DE;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/14 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1582 (2013.01); H02M 1/14 (2013.01);
Abstract

An object of the disclosure is to provide a multiphase Buck, Boost, or other switching converter to give high efficiency over the full range of output currents, and to maximize the total output current the switching converter is able to supply, by fully utilizing every phase of the switching converter. Further, another object of this disclosure is to balance the asymmetric transconductance, such that the load share between phases is optimized for different load levels of coil value, coil type, pass-device scaling, and frequency. Still further, another object of this disclosure requires that each of the switching converter operates at a similar point of saturation current at each point along the output load range, and each phase provides a different percentage of the total output current.


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