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:
Oct. 28, 2025

Filed:

Nov. 30, 2023
Applicant:

Allegro Microsystems, Llc, Manchester, NH (US);

Inventors:

Rajiv Damodaran Prabha, Nashua, NH (US);

David Abramson, Stratham, NH (US);

Assignee:

Allegro MicroSystems, LLC, Manchester, NH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 17/06 (2006.01); H03K 17/082 (2006.01); H03K 17/687 (2006.01);
U.S. Cl.
CPC ...
H03K 17/063 (2013.01); H03K 17/0822 (2013.01); H03K 17/687 (2013.01); H03K 2217/0036 (2013.01);
Abstract

A driver circuit comprising: a substrate; a first terminal; a second terminal; a switching circuit that is formed on the substrate, the switching circuit including a first switch and a second switch, the first switch having a first drain and a first source, the second switch having a second drain and a second source, the first drain being coupled to the first terminal, the first source being coupled to the second drain, the second source being coupled to ground, and the second terminal being coupled to the first source and the second drain; an electrostatic discharge (ESD) diode that is formed on the substrate; a trigger circuit that is formed on the substrate, the trigger circuit being configured to divert a first electrical current when the trigger circuit is activated, the first electrical current being diverted from the second terminal to the first terminal via the first switch.


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