JPS622399U

JPS622399U -

Info

Publication number: JPS622399U
Application number: JP9223585U
Authority: JP
Priority date: 1985-06-20
Filing date: 1985-06-20
Publication date: 1987-01-08

Description

[Brief explanation of the drawing]

第１図は、この考案によるステツプモータの駆
動回路パワーステージの一実施例を示す電気回路
図、第２図はこの考案によるステツプモータの駆
動回路の一実施例を示す電気回路図、第３図はこ
の考案によるステツプモータの駆動回路の他の実
施例を示す電気回路図、第４図はタイミングチヤ
ートを示す図である。１１，１２，１３，１４はスイツチング素子、
２１，２２はコイル、３１，３２はコンデンサ、
４，５はシーケンスロジツク、６はインターフエ
イス。 FIG. 1 is an electric circuit diagram showing an embodiment of a step motor drive circuit power stage according to this invention, FIG. 2 is an electric circuit diagram showing an embodiment of a step motor drive circuit according to this invention, and FIG. 4 is an electric circuit diagram showing another embodiment of the step motor drive circuit according to this invention, and FIG. 4 is a timing chart. 11, 12, 13, 14 are switching elements;
21 and 22 are coils, 31 and 32 are capacitors,
4 and 5 are sequence logic, and 6 is an interface.

Claims

[Scope of utility model registration request]

In a step motor having first and second coils 21 and 22 of the same standard and specifying the rotational direction of the rotor by controlling the order of energization to the first and second coils 21 and 22, 1. Connect the second coils 21 and 22 in series, and
Both ends of the second coils 21, 22 are connected to the first, second, third, and fourth switching elements 11, 12, 13, and 14 configured in a bridge shape. 1. A step motor drive circuit comprising a power control section in which a connection point is connected to a power source and a ground via first and second capacitors 31 and 32, respectively.