JPH03104099U - - Google Patents
Info
- Publication number
- JPH03104099U JPH03104099U JP1149190U JP1149190U JPH03104099U JP H03104099 U JPH03104099 U JP H03104099U JP 1149190 U JP1149190 U JP 1149190U JP 1149190 U JP1149190 U JP 1149190U JP H03104099 U JPH03104099 U JP H03104099U
- Authority
- JP
- Japan
- Prior art keywords
- phases
- excitation
- current flows
- stepping motor
- motor
- 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
- 230000005284 excitation Effects 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 6
Description
第１図は、本考案の一実施例のステツピングモ
ータの内部結線と駆動回路図、第２図は、同励磁
シーケンスを示す図、第３図は、本考案の他の実
施例のステツピングモータの内部結線と駆動回路
図、第４図は、従来のステツピングモータの内部
結線と駆動回路図、第５図ａは、１相励磁駆動方
式における励磁シーケンスを示す図、第５図ｂは
、２相励磁駆動方式における励磁シーケンスを示
す図、第５図ｃは、１−２相励磁駆動方式におけ
る励磁シーケンスを示す図である。
φ１，φ２，φ３，φ４……相、Ｔｒ１〜Ｔｒ
４……トランジスタスイツチ、Ｔｒ０……トラン
ジスタ、Ｒ……抵抗。
Fig. 1 is an internal wiring and drive circuit diagram of a stepping motor according to an embodiment of the present invention, Fig. 2 is a diagram showing the excitation sequence of the stepping motor, and Fig. 3 is a stepping motor according to another embodiment of the present invention. Figure 4 is a diagram of the internal wiring and drive circuit of the motor; Figure 4 is a diagram of the internal wiring and drive circuit of a conventional stepping motor; Figure 5a is a diagram showing the excitation sequence in the one-phase excitation drive system; Figure 5b is FIG. 5c is a diagram showing an excitation sequence in a 1-2 phase excitation drive system. φ1, φ2, φ3, φ4...phase, Tr 1 ~ Tr
4 ...transistor switch, Tr0 ...transistor, R...resistance.
Claims (1)
電流が流れる励磁コイルの相数が１相→２相→１
相→２相、…、と交互に繰り返されるステツピン
グモータの駆動回路において、同時に励磁電流が
流れる励磁コイルの相数が１相のときはモータへ
の印加電圧を高くし、同時に励磁電流が流れる励
磁コイルの相数が２相のときはモータへの印加電
圧を低くする回路を設けたことを特徴とするステ
ツピングモータの駆動回路。 Due to the determined excitation sequence, the number of phases of the excitation coil through which excitation current flows simultaneously changes from 1 phase → 2 phases → 1
In a stepping motor drive circuit that alternately repeats phase → two phases, etc., when the number of phases of the excitation coil is one, the excitation current flows at the same time, the voltage applied to the motor is increased, and the excitation current flows at the same time. A driving circuit for a stepping motor, characterized in that a circuit is provided to lower the voltage applied to the motor when the number of phases of the excitation coil is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1149190U JPH03104099U (en) | 1990-02-09 | 1990-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1149190U JPH03104099U (en) | 1990-02-09 | 1990-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03104099U true JPH03104099U (en) | 1991-10-29 |
Family
ID=31515013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1149190U Pending JPH03104099U (en) | 1990-02-09 | 1990-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03104099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06229614A (en) * | 1993-01-29 | 1994-08-19 | Sanyo Electric Co Ltd | Driving method for flow control valve |
-
1990
- 1990-02-09 JP JP1149190U patent/JPH03104099U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06229614A (en) * | 1993-01-29 | 1994-08-19 | Sanyo Electric Co Ltd | Driving method for flow control valve |
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