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:
Mar. 28, 2017
Filed:
May. 03, 2016
Applicants:
Yoichi Takano, Tama, JP;
Katsuhiro Yokoyama, Tama, JP;
Inventors:
Yoichi Takano, Tama, JP;
Katsuhiro Yokoyama, Tama, JP;
Assignee:
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/46 (2006.01); G05F 1/575 (2006.01);
U.S. Cl.
CPC ...
G05F 1/468 (2013.01); G05F 1/575 (2013.01);
Abstract
A semiconductor integrated circuit for a regulator, including: a control transistor; a control circuit; and a discharge circuit, wherein the discharge circuit includes: a constant current source circuit; a reference voltage generating circuit; a voltage comparator circuit; and a current amplification circuit, and wherein the control circuit is configured to control the control transistor in response to the control signal, and the discharge circuit is configured to operate the discharge transistor by the amplified current amplified by the current amplification circuit.