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.:
Date of Patent:
Dec. 15, 2020
Filed:
Jul. 24, 2019
Fuji Electric Co., Ltd., Kawasaki, JP;
Morio Iwamizu, Matsumoto, JP;
FUJI ELECTRIC CO., LTD., Kawasaki, JP;
Abstract
A semiconductor device includes a main switching circuit implemented by a first semiconductor element and a second semiconductor element having a semiconductor region of a first conductivity type as a common region, including respectively a first well region of a second conductivity type and a second well region of a second conductivity type provided in an upper portion of the common region, the first semiconductor element being provided with a first source region of the first conductivity type in an upper portion of the first well region, the second semiconductor element being provided with a second source region of the first conductivity type in an upper portion of the second well region; and a drive circuit configured to independently apply a first drive signal and a second drive signal respectively to a control electrode of the first semiconductor element and a control electrode of the second semiconductor element.