JPS59183194U - Motor drive circuit - Google Patents
Motor drive circuitInfo
- Publication number
- JPS59183194U JPS59183194U JP7776683U JP7776683U JPS59183194U JP S59183194 U JPS59183194 U JP S59183194U JP 7776683 U JP7776683 U JP 7776683U JP 7776683 U JP7776683 U JP 7776683U JP S59183194 U JPS59183194 U JP S59183194U
- Authority
- JP
- Japan
- Prior art keywords
- drive circuit
- motor
- motor drive
- transistor
- comparator
- 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
- Motor And Converter Starters (AREA)
- Stopping Of Electric 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図は従来のモータ駆動回路の一例を示す回路構成図
、第２図はこの考案に係わるモータ駆動回路の一実施例
を示す回路構成図である。
２２・・・増幅器、２４．３１・・・第１、第２のトラ
ンジスタ、２５・・・モータ、２６・・・電源回路、２
９・・・比較器。FIG. 1 is a circuit diagram showing an example of a conventional motor drive circuit, and FIG. 2 is a circuit diagram showing an embodiment of the motor drive circuit according to the invention. 22...Amplifier, 24.31...First and second transistors, 25...Motor, 26...Power supply circuit, 2
9... Comparator.
Claims (1)
を動作させる第１のトランジスタと、このトランジスタ
のベース・エミッタ間電圧に相当する電圧を発生する手
段と、この発生された電圧おとび前記モータ制御信号が
供給される比較器き、この・ 比較器の出力信号に応じ
て動作され前記モータの逆起電圧を吸収する第２のトラ
ンジスタとを具備したことを特徴とするモータ駆動回路
。a first transistor that controls a drive current in response to a motor control signal to operate the motor; a means for generating a voltage corresponding to the base-emitter voltage of the transistor; A motor drive circuit comprising: a comparator to which a control signal is supplied; and a second transistor that is operated according to the output signal of the comparator and absorbs a back electromotive force of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7776683U JPS59183194U (en) | 1983-05-24 | 1983-05-24 | Motor drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7776683U JPS59183194U (en) | 1983-05-24 | 1983-05-24 | Motor drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59183194U true JPS59183194U (en) | 1984-12-06 |
Family
ID=30207784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7776683U Pending JPS59183194U (en) | 1983-05-24 | 1983-05-24 | Motor drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59183194U (en) |
-
1983
- 1983-05-24 JP JP7776683U patent/JPS59183194U/en active Pending
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