JPS6018696U - DC motor drive circuit - Google Patents
DC motor drive circuitInfo
- Publication number
- JPS6018696U JPS6018696U JP10944983U JP10944983U JPS6018696U JP S6018696 U JPS6018696 U JP S6018696U JP 10944983 U JP10944983 U JP 10944983U JP 10944983 U JP10944983 U JP 10944983U JP S6018696 U JPS6018696 U JP S6018696U
- Authority
- JP
- Japan
- Prior art keywords
- motor drive
- drive circuit
- circuit
- contact switch
- polarized capacitor
- 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 Motors That Do Not Use Commutators (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図は従来の直流モータの駆動回路の回路図、第
２図は第１図に示す回路における駆動トランジスタのコ
レクタ電位の波形図、第３図は本考案の一実施例におけ
る直流モータの駆動回路の回路図 ゛である。
Ｃ２〜Ｃ６・・・有極コンデンサ、Ｒ７−Ｒ９・・・抵
抗、Ｑ□ ′〜Ｑ３・・・駆動トランジスタ、Ｌ□〜Ｌ
３・・・巻線。, Figure 1 is a circuit diagram of a conventional DC motor drive circuit, Figure 2 is a waveform diagram of the collector potential of the drive transistor in the circuit shown in Figure 1, and Figure 3 is a diagram of a DC motor in an embodiment of the present invention. FIG. 2 is a circuit diagram of the drive circuit. C2-C6...Polar capacitor, R7-R9...Resistor, Q□'-Q3...Drive transistor, L□-L
3... Winding wire.
Claims (1)
子からなる無接点スイッチと、有極コンデンサを有し前
記無接点スイッチに並列に接続されてこの無接点スイッ
チの開閉により発生するスパイク電圧を吸収するダンパ
ー回路とを備えた直流モータの駆動回路。 ２ 夛−パー回路としして、有極コンデンサと抵抗との
直列回路を用いる構成とした実用新案登録請求の範囲第
１項記載の直流モータの駆動回路。 ３ ダンパー回路の有極コンデンサとして、電源のリッ
プル成分周波数でのインピーダンスが充分大きいものを
用いる構成とした実用新案登録請求の範囲第１項または
第２項記載の直流モータの駆動回路。[Claims for Utility Model Registration] 1. A non-contact switch made of a semiconductor element that switches the current flowing through the windings of a DC motor, and a polarized capacitor connected in parallel to the non-contact switch to open and close the non-contact switch. A DC motor drive circuit equipped with a damper circuit that absorbs spike voltages generated by 2. The DC motor drive circuit according to claim 1, which is a utility model registration, and has a configuration in which a series circuit of a polarized capacitor and a resistor is used as the multiple circuit. 3. The DC motor drive circuit according to claim 1 or 2, wherein the polarized capacitor of the damper circuit has a sufficiently large impedance at the ripple component frequency of the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10944983U JPS6018696U (en) | 1983-07-13 | 1983-07-13 | DC motor drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10944983U JPS6018696U (en) | 1983-07-13 | 1983-07-13 | DC motor drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6018696U true JPS6018696U (en) | 1985-02-08 |
Family
ID=30254951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10944983U Pending JPS6018696U (en) | 1983-07-13 | 1983-07-13 | DC motor drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6018696U (en) |
-
1983
- 1983-07-13 JP JP10944983U patent/JPS6018696U/en active Pending
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