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. 20, 2024

Filed:

Jul. 03, 2022
Applicant:

Taiwan Semiconductor Manufacturing Company Ltd., Hsinchu, TW;

Inventors:

Pin-Hsin Chang, Taichung, TW;

Hsin-Yu Chen, Hsinchu, TW;

Tzu-Heng Chang, New Taipei, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02H 9/00 (2006.01); H03K 5/13 (2014.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H02H 9/005 (2013.01); H03K 5/13 (2013.01); H03K 2005/00195 (2013.01);
Abstract

The present disclosure provides a power clamp device. The power clamp device includes a delay element, a first transistor, a second transistor, and a gate control circuit. The delay element has an input terminal and an output terminal. The first transistor has a gate electrically connected to the output terminal of the delay element. The second transistor has a source electrically connected to a drain of the first transistor. The gate control circuit has a first terminal electrically connected to the input terminal of the delay element, a second terminal electrically connected to the output terminal of the delay element, and a third terminal electrically connected to a gate of the second transistor.


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