JPS5859395U - Step motor drive circuit - Google Patents

Step motor drive circuit

Info

Publication number
JPS5859395U
JPS5859395U JP15371281U JP15371281U JPS5859395U JP S5859395 U JPS5859395 U JP S5859395U JP 15371281 U JP15371281 U JP 15371281U JP 15371281 U JP15371281 U JP 15371281U JP S5859395 U JPS5859395 U JP S5859395U
Authority
JP
Japan
Prior art keywords
step motor
control signal
input control
drive circuit
winding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15371281U
Other languages
Japanese (ja)
Inventor
山中　勉彦
Original Assignee
株式会社横河電機製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社横河電機製作所 filed Critical 株式会社横河電機製作所
Priority to JP15371281U priority Critical patent/JPS5859395U/en
Publication of JPS5859395U publication Critical patent/JPS5859395U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例回路の回路図。第２図は本考案実施例回
路の回路図。第３図はその動作説明用波形図。 Ｌ・・・・・・電機子巻線、Ｖｉ・・・・・・入力制御
信号、Ｑｌ、＋Ｑ２．　Ｑ３・・・・・・双方向トラン
ジスタ。FIG. 1 is a circuit diagram of a conventional circuit. FIG. 2 is a circuit diagram of an embodiment of the present invention. FIG. 3 is a waveform diagram for explaining the operation. L... Armature winding, Vi... Input control signal, Ql, +Q2. Q3... Bidirectional transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ステップモータのステータ電機子巻線に入力制御信号に
対応する極性であってこの入力制御信号の振幅に対応す
るパルス幅の電圧を与えるように構成されたステップモ
ータの駆動回路において、前記入力制御信号が一極性の
とき前記パルス幅の正電圧を前記巻線に与える第一の双
方向トランジスタと、前記入力制御信号が反対極性のと
き前記パルス幅の負電圧を前記巻線に与える第二の双方
向トランジスタと、前記第一および第二の双方向トラン
ジスタがいずれも非導通のとき前記巻線を短絡する第三
の双方向トランジスタとを備えたことを特徴とするステ
ップモータの駆動回路。In a step motor drive circuit configured to apply a voltage having a polarity corresponding to an input control signal and a pulse width corresponding to the amplitude of the input control signal to a stator armature winding of the step motor, the input control signal a first bidirectional transistor that applies a positive voltage of the pulse width to the winding when the input control signal is of one polarity; and a second bidirectional transistor that applies a negative voltage of the pulse width to the winding when the input control signal has the opposite polarity. 1. A drive circuit for a step motor, comprising: a bidirectional transistor; and a third bidirectional transistor that shorts the winding when both the first and second bidirectional transistors are non-conductive.
JP15371281U 1981-10-15 1981-10-15 Step motor drive circuit Pending JPS5859395U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15371281U JPS5859395U (en) 1981-10-15 1981-10-15 Step motor drive circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15371281U JPS5859395U (en) 1981-10-15 1981-10-15 Step motor drive circuit

Publications (1)

Publication Number Publication Date
JPS5859395U true JPS5859395U (en) 1983-04-21

Family

ID=29946320

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15371281U Pending JPS5859395U (en) 1981-10-15 1981-10-15 Step motor drive circuit

Country Status (1)

Country Link
JP (1) JPS5859395U (en)

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