JPS58159898U - Small DC motor drive device - Google Patents
Small DC motor drive deviceInfo
- Publication number
- JPS58159898U JPS58159898U JP1982057543U JP5754382U JPS58159898U JP S58159898 U JPS58159898 U JP S58159898U JP 1982057543 U JP1982057543 U JP 1982057543U JP 5754382 U JP5754382 U JP 5754382U JP S58159898 U JPS58159898 U JP S58159898U
- Authority
- JP
- Japan
- Prior art keywords
- drive device
- small
- motor
- motor drive
- comparison
- 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 Direct Current Motors (AREA)
- Motor And Converter Starters (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図はこの考案の小型直流モータの駆動装置の一実施
例の回路図、第2図は同装置における比較入力の電圧V
mの変化図、第3図は第1図に示す装置におけるトルク
Tの変化図、第4図は第1図に示す装置における電圧V
mとトルクTの特性図である。
1・・・小型直流モータの駆動装置、4・・・比較回路
、5・・・比較入力、6・・・基準入力、7・・・比較
回路の出力、8・・・モータ駆動トランジスタ、9・・
・モータ駆動トランジスタの制御入力、10・・・基準
電圧回路、11・・・ワンショット回路、12・・・起
動トランジスタ、sl、s2・・・スイッチ、M・・・
小型直流モータ。Fig. 1 is a circuit diagram of an embodiment of a small DC motor drive device of this invention, and Fig. 2 is a comparison input voltage V of the same device.
Figure 3 is a graph of changes in torque T in the device shown in Figure 1, Figure 4 is a graph of voltage V in the device shown in Figure 1.
It is a characteristic diagram of m and torque T. DESCRIPTION OF SYMBOLS 1... Small DC motor drive device, 4... Comparison circuit, 5... Comparison input, 6... Reference input, 7... Output of comparison circuit, 8... Motor drive transistor, 9・・・
- Control input for motor drive transistor, 10... Reference voltage circuit, 11... One-shot circuit, 12... Starting transistor, sl, s2... Switch, M...
Small DC motor.
Claims (1)
がそれぞれ比較回路の比較入力および基準入力に接続さ
れ、その比較回路の出力がモータ駆動トランジスタ手段
の制御入力に接続されたモータ駆動装置であって、かつ
電源スイツチ手段の投入後短時間だけ作動するワンショ
ット回路およびそのワンショット回路の作動時にモータ
の定常時回転に対応した検知電圧より大なる電圧を前記
比較回路の比較入力に供給する起動トランジスタ手段を
具備したことを特徴とする小型直流モータの駆動装置。A motor drive device in which a detection voltage corresponding to the rotation of a small DC motor and a reference voltage are respectively connected to a comparison input and a reference input of a comparison circuit, and an output of the comparison circuit is connected to a control input of a motor drive transistor means. and a one-shot circuit that operates for a short time after the power switch means is turned on, and a startup that supplies a voltage higher than a detection voltage corresponding to steady rotation of the motor to the comparison input of the comparison circuit when the one-shot circuit is activated. A drive device for a small direct current motor, characterized by comprising transistor means.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982057543U JPS58159898U (en) | 1982-04-19 | 1982-04-19 | Small DC motor drive device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982057543U JPS58159898U (en) | 1982-04-19 | 1982-04-19 | Small DC motor drive device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58159898U true JPS58159898U (en) | 1983-10-25 |
Family
ID=30067987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1982057543U Pending JPS58159898U (en) | 1982-04-19 | 1982-04-19 | Small DC motor drive device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58159898U (en) |
-
1982
- 1982-04-19 JP JP1982057543U patent/JPS58159898U/en active Pending
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