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:
Mar. 14, 2023

Filed:

Sep. 28, 2021
Applicant:

Fuji Electric Co., Ltd., Kanagawa, JP;

Inventor:

Masashi Hoya, Shiojiri, JP;

Assignee:

FUJI ELECTRIC CO., LTD., Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/00 (2006.01); H03K 17/687 (2006.01); H03K 17/56 (2006.01); H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
H03K 17/6874 (2013.01); H03K 17/56 (2013.01); H02P 27/06 (2013.01); H03K 2217/0063 (2013.01); H03K 2217/0072 (2013.01);
Abstract

Provided is a semiconductor device comprising a high-side switching device, a low-side switching device, a high-side driver configured to turn on/off the high-side switching device, a low-side driver configured to turn on/off the low-side switching device, a high-side driving external terminal configured to supply a power supply voltage for driving the high-side driver, and a protection circuit section connected to the high-side driving external terminal. The high-side driver may include a reference potential terminal set to a reference potential of the high-side driver. The protection circuit section may be connected between the high-side driving external terminal and the reference potential terminal.


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