JPH0377300U - - Google Patents

Info

Publication number
JPH0377300U
JPH0377300U JP13825889U JP13825889U JPH0377300U JP H0377300 U JPH0377300 U JP H0377300U JP 13825889 U JP13825889 U JP 13825889U JP 13825889 U JP13825889 U JP 13825889U JP H0377300 U JPH0377300 U JP H0377300U
Authority
JP
Japan
Prior art keywords
circuit section
stepping motor
drive device
current
chopper circuit
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
JP13825889U
Other languages
English (en)
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 filed Critical
Priority to JP13825889U priority Critical patent/JPH0377300U/ja
Publication of JPH0377300U publication Critical patent/JPH0377300U/ja
Pending legal-status Critical Current

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  • Control Of Stepping Motors (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示すステツピング
モータ駆動装置のブロツク図、第2図は従来のス
テツピングモータ駆動装置のブロツク図である。 E…直流電源、R…電流検出抵抗器、R
…抵抗器、5…電流制御部。

Claims (1)

  1. 【実用新案登録請求の範囲】 1 直流を断続するスイツチング素子を含むチヨ
    ツパ回路部と、該チヨツパ回路部の出力を平滑す
    る平滑回路部と、ステツピングモータを駆動する
    駆動回路部と、該モータの駆動電流を検出する検
    出回路部と、該検出回路部の信号値を基準値に一
    致させるように、前記チヨツパ回路部の出力パル
    ス幅を制御する電流制御部とから成る駆動装置に
    おいて、 前記検出回路部に対し、前記ステツピングモー
    タの励磁巻線の切り換え時に発生する回生電流の
    影響を除去するため、該回生電流と逆方向極性の
    直流電圧であらかじめバイアスさせることを特徴
    とするステツピングモータ駆動装置。 2 前記直流電圧が前記電流制御部の直流電源電
    圧の全部または一部である前記実用新案登録請求
    の範囲第(1)項記載のステツピングモータ駆動装
    置。
JP13825889U 1989-11-29 1989-11-29 Pending JPH0377300U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13825889U JPH0377300U (ja) 1989-11-29 1989-11-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13825889U JPH0377300U (ja) 1989-11-29 1989-11-29

Publications (1)

Publication Number Publication Date
JPH0377300U true JPH0377300U (ja) 1991-08-02

Family

ID=31685369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13825889U Pending JPH0377300U (ja) 1989-11-29 1989-11-29

Country Status (1)

Country Link
JP (1) JPH0377300U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57132799A (en) * 1981-02-10 1982-08-17 Meretsuku:Kk Constant current drive circuit for pulse motor
JPS6125098B2 (ja) * 1978-12-29 1986-06-13 Asahi Chemical Ind

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6125098B2 (ja) * 1978-12-29 1986-06-13 Asahi Chemical Ind
JPS57132799A (en) * 1981-02-10 1982-08-17 Meretsuku:Kk Constant current drive circuit for pulse motor

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