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:
May. 14, 2024

Filed:

Jul. 19, 2022
Applicant:

Semiconductor Components Industries, Llc, Phoenix, AZ (US);

Inventors:

Sebastien Bras, Rabastens, FR;

Jan Plojhar, Mokra Horakov, CZ;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 45/375 (2020.01); H05B 45/14 (2020.01); H05B 45/44 (2020.01);
U.S. Cl.
CPC ...
H05B 45/375 (2020.01); H05B 45/14 (2020.01); H05B 45/44 (2020.01);
Abstract

In one form, a switching controller includes a buck controller and a bypass circuit. The buck controller has an input for receiving a variable voltage, an output for providing a buck voltage by switching the variable voltage into an inductive output filter according to a switching signal having a variable duty cycle to regulate a current into a load. The bypass circuit is coupled to the buck controller for comparing the variable duty cycle of the switching signal to a threshold, for activating a bypass signal in response to the variable duty cycle exceeding the threshold, and for subsequently de-activating the bypass signal according to a predetermined algorithm.


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