Title:
LOAD DRIVE DEVICE
Document Type and Number:
Japanese Patent JP2018050403
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To achieve the capacity of a capacitor mounted on a load drive device.SOLUTION: The load drive device includes: a first capacity connected with a first wiring; a second capacity connected with a second wiring; a first booster circuit which is connected with a power supply for charging the first capacity and generates a voltage applied to a second wiring by boosting a voltage of the power supply; and a connection part which runs an electric current from the second wiring to the first wiring when the voltage of the first wiring lowers.SELECTED DRAWING: Figure 1
Inventors:
RYU MEI
YAMAWAKI DAIZO
ISHIDA RYOSUKE
SUGIYAMA YASUSHI
YAMAWAKI DAIZO
ISHIDA RYOSUKE
SUGIYAMA YASUSHI
Application Number:
JP2016184686A
Publication Date:
March 29, 2018
Filing Date:
September 21, 2016
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD
International Classes:
H02M3/155; H02J7/00; H02M3/07; H03K17/60; H03K17/687; H03K17/76
Domestic Patent References:
| JP2016092958A | 2016-05-23 | |||
| JP2007244109A | 2007-09-20 | |||
| JP2001508612A | 2001-06-26 | |||
| JP2013192388A | 2013-09-26 | |||
| JP2008035588A | 2008-02-14 | |||
| JP2007174744A | 2007-07-05 | |||
| JP2005509391A | 2005-04-07 |
Attorney, Agent or Firm:
Fujio Patent Office