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:
Jun. 25, 1991
Filed:
Aug. 15, 1989
Applicant:
Inventors:
Assignee:
Nissan Motor Co., Ltd., Yokohami, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361 18 ; 361111 ; 323315 ; 357 2313 ;
Abstract
A MOSFET device including a power MOSFET and a current mirror MOSFET, in which the drains of the two MOSFETs are coupled in common to each other, and the gate electrodes of the two MOSFETs are linked in common to each other, and in which a diode device for protecting a gate oxide film for the current mirror MOSFET is connected between the sources of the two MOSFETs.