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:
Sep. 08, 2026

Filed:

Nov. 03, 2023
Applicant:

Stmicroelectronics International N.v., Geneva, CH;

Inventor:

Claudio Adragna, Monza, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/3353 (2013.01); H02M 1/0006 (2021.05); H02M 1/0054 (2021.05); H02M 3/33523 (2013.01);
Abstract

According to an embodiment, a converter is provided. The converter includes a bootstrap capacitor having a first terminal coupled to a floating ground node; a high-side switch, a source terminal of the high-side switch coupled to the bootstrap capacitor through the floating ground node; a low-side switch; and a controller. The controller is configured to provide a first control signal to a control terminal of the high-side switch, and a second control signal to a control terminal of the low-side switch, wherein a transitioning of the second control signal to turn OFF the low-side switch is delayed after a duration from a transitioning of the first control signal to turn OFF the high-side switch, wherein the delay is automatically adjusted by detecting a condition associated with the converter, wherein the delay begins in response to a voltage at the floating ground node being less than zero.


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