JPS6073398U - Stepping motor drive circuit - Google Patents
Stepping motor drive circuitInfo
- Publication number
- JPS6073398U JPS6073398U JP16408883U JP16408883U JPS6073398U JP S6073398 U JPS6073398 U JP S6073398U JP 16408883 U JP16408883 U JP 16408883U JP 16408883 U JP16408883 U JP 16408883U JP S6073398 U JPS6073398 U JP S6073398U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- stepping motor
- current control
- motor drive
- power source
- 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
Links
Landscapes
- Control Of Stepping Motors (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案のステッピングモータの駆動回路の略
ブ爾ツク図、第２図は電流制御信号Ｖｓとモータへの印
加電流Ｉｓとの関係を示す線図、第３図は電流制御部の
回路を示す略図である。
図面における符号数字とこの考案の構成要素とを対照す
ると次のとおりである。
、 １０・・・ステッピングモータ（−相のみ）、１２
・・・電圧源（バッテリー）、１４・・・電流制御部、
２２・・・オペアンプ、２４・・・トランジスタ、２６
・・・負帰還増幅器、Ｉｓ・・・印加電流、Ｖｓ・・・
電流制御信号。Fig. 1 is a schematic block diagram of the stepping motor drive circuit of this invention, Fig. 2 is a diagram showing the relationship between the current control signal Vs and the current Is applied to the motor, and Fig. 3 is a diagram of the current control section. 1 is a schematic diagram showing a circuit. A comparison of the reference numerals in the drawings and the components of this invention is as follows. , 10...Stepping motor (-phase only), 12
... Voltage source (battery), 14... Current control section,
22... operational amplifier, 24... transistor, 26
...Negative feedback amplifier, Is... Applied current, Vs...
Current control signal.
Claims (1)
記直流電源からの出力を電流制御部を介してステッピン
グモータに接続することと、前記電流制御部をステッピ
ングモータの負荷電圧の変動の差を得る回路と、前記差
電圧と電流制御信号電圧とを比較する回路とから構成し
７てなるステッピングモータの駆動回路。 ２ 前記直流電源を自動車に搭載されたバッテリーとす
る実用新案登録請求の範囲第１項に記載の回路。 ３ 前記ステッピングモータの負荷電圧の変動の差を得
る回路を負帰還増幅器とした前記第１項に記載の回路。 ４ 前記比較回路をオペアンプとする前記第１項に記載
の回路。[Claims for Utility Model Registration] 1. A DC power source whose output voltage may fluctuate, an output from the DC power source connected to a stepping motor via a current control section, and a stepper motor connected to the current control section. 7. A stepping motor drive circuit comprising: a circuit for obtaining a difference in load voltage fluctuation; and a circuit for comparing the difference voltage with a current control signal voltage. 2. The circuit according to claim 1, wherein the DC power source is a battery mounted on an automobile. 3. The circuit according to item 1 above, wherein the circuit for obtaining the difference in variation in load voltage of the stepping motor is a negative feedback amplifier. 4. The circuit according to item 1, wherein the comparison circuit is an operational amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16408883U JPS6073398U (en) | 1983-10-25 | 1983-10-25 | Stepping motor drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16408883U JPS6073398U (en) | 1983-10-25 | 1983-10-25 | Stepping motor drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6073398U true JPS6073398U (en) | 1985-05-23 |
Family
ID=30359845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16408883U Pending JPS6073398U (en) | 1983-10-25 | 1983-10-25 | Stepping motor drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6073398U (en) |
-
1983
- 1983-10-25 JP JP16408883U patent/JPS6073398U/en active Pending
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