JPS6295493U - - Google Patents
Info
- Publication number
- JPS6295493U JPS6295493U JP1985183640U JP18364085U JPS6295493U JP S6295493 U JPS6295493 U JP S6295493U JP 1985183640 U JP1985183640 U JP 1985183640U JP 18364085 U JP18364085 U JP 18364085U JP S6295493 U JPS6295493 U JP S6295493U
- Authority
- JP
- Japan
- Prior art keywords
- inverted
- emitter
- amplified
- resistor
- driver 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
Links
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of Direct Current Motors (AREA)
Description
第１図は本考案の一実施例に係るＤＣモータド
ライバ回路を示す図、第２図は一般的なモータ速
度制御ループを示す図、第３図はモータ速度特性
を示す図、第４図は変形実施例に係るＤＣモータ
ドライバ回路図である。
７……ＤＣモータ、１０……オペアンプ、Ｒ３
……減流抵抗。
Fig. 1 is a diagram showing a DC motor driver circuit according to an embodiment of the present invention, Fig. 2 is a diagram showing a general motor speed control loop, Fig. 3 is a diagram showing motor speed characteristics, and Fig. 4 is a diagram showing a general motor speed control loop. FIG. 6 is a DC motor driver circuit diagram according to a modified example. 7...DC motor, 10...Operational amplifier, R3
...Reducing flow resistance.
Claims (1)
プにより反転増幅し、反転増幅された出力を後端
の増幅用トランジスタのエミツタ及びエミツタ抵
抗に加えるようにしたＤＣモータドライバー回路
において、前記トランジスタ及びエミツタ抵抗の
前にオーバシユート防止用の減流抵抗を設けたこ
とを特徴とするＤＣモータドライバ回路。 The control deviation voltage is inverted and amplified by resistors R1 and R2 and an operational amplifier, and the inverted and amplified output is applied to the emitter and emitter resistor of an amplifying transistor at the rear end. A DC motor driver circuit characterized in that a current reducing resistor for overshoot prevention is provided at the front.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985183640U JPS6295493U (en) | 1985-11-30 | 1985-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985183640U JPS6295493U (en) | 1985-11-30 | 1985-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6295493U true JPS6295493U (en) | 1987-06-18 |
Family
ID=31130560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985183640U Pending JPS6295493U (en) | 1985-11-30 | 1985-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6295493U (en) |
-
1985
- 1985-11-30 JP JP1985183640U patent/JPS6295493U/ja active Pending