Title:
MOTOR DRIVING CIRCUIT
Document Type and Number:
Japanese Patent JPH0630572
Kind Code:
A
Abstract:
PURPOSE: To increases a reliability by eliminating the breakdown of elements even if a power supply is misconnected erroneously.
CONSTITUTION: This is a motor driving circuit 1 which has a first FETQ1 and a second FETQ2, each operating after a delay time set by a resistor r1, diodes D1, D2 which constitute a short circuit, and a relay for connecting a power supply RL1 which never operates when the power supply is connected to a wrong pole by a constant current circuit.
Inventors:
YOKOYAMA MITSUO
KATO MASARU
MATSUMOTO YASUKI
KATO MASARU
MATSUMOTO YASUKI
Application Number:
JP5811992A
Publication Date:
February 04, 1994
Filing Date:
March 16, 1992
Export Citation:
Assignee:
JIDOSHA DENKI KOGYO KK
International Classes:
H02P1/18; H02P1/22; H02P7/29; (IPC1-7): H02P1/18; H02P7/29
Attorney, Agent or Firm:
Yutaka Oshio