Title:
STEP-DOWN TYPE ON BOARD CHARGER
Document Type and Number:
Japanese Patent JP2002281601
Kind Code:
A
Abstract:
To provide a step-down type on board charger capable of power saving, while avoiding giving sense of incongruity to a driver.
An output voltage switching part 2 conducts power saving in a range permitted by a vehicle driving condition, while avoiding giving sense of incongruity to the driver, by changing the output voltage of a step-down type DC-DC converter 1 gradually (desirably, to lost at least 2-3 seconds), if an output voltage switching command signal as a pulse signal is inputted.
Inventors:
NAKAMURA KIMIKAZU
YAMASHITA TAKESHI
YAMASHITA TAKESHI
Application Number:
JP2001075234A
Publication Date:
September 27, 2002
Filing Date:
March 16, 2001
Export Citation:
Assignee:
DENSO CORP
International Classes:
B60L1/00; (IPC1-7): B60L1/00
Attorney, Agent or Firm:
Hiroshi Okawa