Title: Motor drive device
Application Number: 200610160568 Application Date: 2006.11.23
Publication Number: 1976201 Publication Date: 2007.06.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H02P3/12;H02P3/22;H02P6/24
Applicant(s) Name: Denso Corp. Address:
Inventor(s) Name: Kuwada Katsuji
Attorney & Agent: wangwen sheng
Abstract:
    A motor drive device, for driving an electric motor having a bearing for rotatably supporting an output shaft, has a drive circuit which drives the motor when a voltage level at a signal input terminal of the drive circuit becomes greater than a threshold value. The voltage level at the signal input terminal becomes greater than the threshold value for a certain period when a power switch is turned on or off.
Time: 14