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:
Aug. 04, 2015

Filed:

Jan. 16, 2014
Applicant:

Koito Manufacturing Co., Ltd., Minato-ku, Tokyo, JP;

Inventors:

Yasunobu Ohmura, Shizuoka, JP;

Takayoshi Kitagawa, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q 1/02 (2006.01); B60Q 1/04 (2006.01); H02M 1/44 (2007.01); H02M 3/156 (2006.01);
U.S. Cl.
CPC ...
B60Q 1/04 (2013.01); H02M 1/44 (2013.01); H02M 3/156 (2013.01);
Abstract

A DC-DC converter includes a plurality of converter portions, each of which includes a switching circuit portion and a control circuit portion, the switching circuit portion being configured to obtain an output voltage by stepping up or stepping down an input voltage with a switching converter circuit including a switch element, a wound element, and a rectifier element, and the control circuit portion being configured to control the output voltage by controlling the switch element of the switching circuit portion. The plurality of converter portions are arranged on a single circuit board such that the switching circuit portion of each of the converter portions is not adjacent to the control circuit portion of each of a rest of the converter portions.


Find Patent Forward Citations

Loading…