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:
Nov. 15, 2016

Filed:

Mar. 20, 2015
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, Tokyo, JP;

Inventor:

Tetsuya Masaoka, Tokyo, JP;

Assignee:

MITSUBISHI ELECTRIC CORPORATION, Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/687 (2006.01); H03K 17/16 (2006.01);
U.S. Cl.
CPC ...
H03K 17/687 (2013.01); H03K 17/167 (2013.01);
Abstract

A rising time detecting circuit detects a rising time of an output voltage, and generates a rising time voltage according to the rising time. A rising time comparing circuit compares the rising time voltage with a target rising voltage, and outputs a rising comparison signal showing a compared result. A FET driving circuit controls an upper MOSFET based on the rising comparison signal. A rising regulating circuit regulates a change speed of the rising time voltage according to a rising regulating signal.


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