Title:
【発明の名称】インダクタンス負荷駆動回路
Document Type and Number:
Japanese Patent JP2591311
Kind Code:
B2
Abstract:
An inductive load drive circuit including a transistor having a collector and emitter current path interposed between an inductive load and a constant current source, and a feed back circuit having a Zener diode and a resistor which are in series connected with each other, which is connected between the collector and the base of said transistor is characterized in that a speed-up capacitor is connected in parallel with the resistor.
Inventors:
HIROTA YOSHIHIRO
Application Number:
JP27478990A
Publication Date:
March 19, 1997
Filing Date:
October 12, 1990
Export Citation:
Assignee:
NIPPON ELECTRIC CO
International Classes:
H03K17/04; F02P3/055; H03K17/64; (IPC1-7): H03K17/64; H03K17/04
Attorney, Agent or Firm:
Seiichi Kuwai