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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.

Patent No.:

US 11171639 B1

PDFFull Text
Date of Patent:
Nov. 09, 2021

Filed:

Mar. 16, 2018

Overvoltage protection

Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Jinsheng Song, Unterhaching, DE;

Remigiusz Viktor Boguszewicz, Essen, DE;

Assignee:

Infineon Technologies AG;

Attorney:

Design IP

Primary Examiner:

Jared Fureman

Assistant Examiner:

Lucy M Thomas

Int. Cl.
CPC ...
H02H 3/20 (2006.01); H03K 17/081 (2006.01); H01L 27/02 (2006.01); H03K 17/082 (2006.01); H01L 27/12 (2006.01); H01L 29/06 (2006.01); H02H 9/04 (2006.01); H03K 17/0812 (2006.01); H01L 29/861 (2006.01);
U.S. Cl.
CPC ...
H03K 17/08116 (2013.01); H01L 27/0248 (2013.01); H01L 27/1203 (2013.01); H01L 29/0649 (2013.01); H02H 9/045 (2013.01); H03K 17/0812 (2013.01); H03K 17/0828 (2013.01); H01L 27/0255 (2013.01); H01L 29/861 (2013.01); H03K 2217/0063 (2013.01);
Abstract

A drive device adapted to drive a semiconductor power device, wherein the drive device comprises a drive circuit comprising a first terminal adapted for connection to a first terminal of the power device, a gate terminal adapted to provide a driving signal for a gate terminal of the power device, a sensor for detecting overvoltage conditions at the first terminal of the power device, and wherein the drive circuit is adapted to modify the driving signal when the sensor detects an indication of an overvoltage condition, and wherein the drive circuit including the sensor is integrated onto a single substrate.

Find Patent Forward Citations

Song, Jinsheng. (2021). Overvoltage protection (U.S. Patent No. 11171639). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11171639

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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