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:
Nov. 02, 2021

Filed:

Apr. 01, 2020
Applicant:

Delta Electronics, Inc., Neihu, TW;

Inventors:

Yan Zhou, Canton, MI (US);

Krzysztof Klesyk, Novi, MI (US);

Richard Joseph Hampo, Ann Arbor, MI (US);

Yingying Gui, Novi, MI (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/28 (2006.01); H03K 17/10 (2006.01); H03K 17/284 (2006.01);
U.S. Cl.
CPC ...
H03K 17/28 (2013.01); H03K 17/10 (2013.01); H03K 17/102 (2013.01); H03K 17/284 (2013.01);
Abstract

A gate driver circuit receiving an input control signal and providing a voltage at a gate terminal of a semiconductor switching device (e.g., an IGBT) may include: (i) a first voltage source providing a first voltage; (ii) a second voltage source providing a second voltage, wherein the first voltage is higher than the second voltage; and (iii) a selector circuit selecting, based on the input control signal's logic state, either the first voltage or the second voltage to be placed on the gate terminal of the semiconductor switching device.


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