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. 13, 2019

Filed:

Aug. 02, 2018
Applicant:

Microchip Technology Incorporated, Chandler, AZ (US);

Inventors:

Ioan Stoichita, Campbell, CA (US);

Alexander Mednik, Campbell, CA (US);

Surya Talari, Santa Clara, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/15 (2006.01); H02M 3/157 (2006.01); H02M 3/158 (2006.01); H02M 3/156 (2006.01);
U.S. Cl.
CPC ...
H02M 1/15 (2013.01); H02M 3/157 (2013.01); H02M 3/1584 (2013.01); H02M 3/156 (2013.01); H02M 3/1588 (2013.01); Y02B 70/1466 (2013.01);
Abstract

A multiple-phase parallelable constant on time (COT) buck controller, a first phase containing a first memory bit and a second phase containing a second memory bit. The COT buck controller includes a first converter comprising a first constant Tgenerator configured to sense and deliver a first Trequest when the first memory bit is in a logic one state, and a second converter connected in parallel with the first converter, the second converter comprising a second constant Tgenerator configured to sense and deliver a second Trequest when the second memory bit is in the logic one state, only one of the first memory bit and the second memory bit being in the logic one state thus generating activity in a daisy chain ring where each of the first converter and the second converter senses and delivers a corresponding Trequest in a sequential manner.


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