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:
Jul. 16, 2019
Filed:
Jun. 28, 2016
Applicant:
Rohm Co., Ltd., Kyoto, JP;
Inventors:
Tetsuo Tateishi, Kyoto, JP;
Yuhei Yamaguchi, Kyoto, JP;
Shingo Hashiguchi, Kyoto, JP;
Kiyotaka Umemoto, Kyoto, JP;
Assignee:
Rohm Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 3/156 (2013.01); H02M 3/158 (2013.01);
Abstract
In a switching regulator, a first switch and a second switch are turned ON and OFF complementarily according to an output voltage. In a step-up/down mode, a third switch and a fourth switch are turned ON and OFF complementarily while the ON-duty D of the third switch is kept fixed.