JPS59109108U - Plunger drive circuit - Google Patents
Plunger drive circuitInfo
- Publication number
- JPS59109108U JPS59109108U JP273183U JP273183U JPS59109108U JP S59109108 U JPS59109108 U JP S59109108U JP 273183 U JP273183 U JP 273183U JP 273183 U JP273183 U JP 273183U JP S59109108 U JPS59109108 U JP S59109108U
- Authority
- JP
- Japan
- Prior art keywords
- turned
- drive circuit
- solenoid
- plunger drive
- driving transistor
- 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
- Magnetically Actuated Valves (AREA)
- Electronic Switches (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図はプランジャ駆動回路の原理的な回路構成を示す
回路図、第2図は従来のプランジャ駆動回路の一例を示
す回路図、第3図はソレノイドに流れる電流の時間的変
化を示す特性図、第4図は本考案の一実施例を示す回路
図である。
1・・・ソレノイド、2・・・直流電源、3・・・スイ
ッチ、7・・・駆動用トランジスタ、8・・・抵抗、1
0・・・コンデンサ、11.12・・・トランジスタ、
13・・・抵抗。Figure 1 is a circuit diagram showing the principle circuit configuration of a plunger drive circuit, Figure 2 is a circuit diagram showing an example of a conventional plunger drive circuit, and Figure 3 is a characteristic diagram showing temporal changes in the current flowing through the solenoid. , FIG. 4 is a circuit diagram showing an embodiment of the present invention. 1... Solenoid, 2... DC power supply, 3... Switch, 7... Drive transistor, 8... Resistor, 1
0... Capacitor, 11.12... Transistor,
13...Resistance.
Claims (2)
続され、該駆動用トランジスタのオン、オフに応じて前
記ソレノイドの駆動電流が供給、遮断されるようにした
プランジャ駆動回路において、前記ソレノイドの他端に
互いに並列に抵抗とス゛ イツチング手段とを接続し
、前記駆動用トランジスタのオン、オフに応じて該スイ
ッチング手段をオフ、オン子る駆動手段を設け、前記駆
動用トランジスタのオン時における前記ソレノイドの駆
動電流を、前記抵抗により、減少させることができるよ
うに構成したことを特徴とするプランジャ駆動回路。(1) In a plunger drive circuit in which a driving transistor is connected to one end of the solenoid, and a driving current to the solenoid is supplied or cut off depending on whether the driving transistor is turned on or off, the other end of the solenoid is connected to a driving transistor. A driving means is provided in which a resistor and a switching means are connected in parallel with each other, and the switching means is turned off and on according to whether the driving transistor is turned on or off, and the solenoid is driven when the driving transistor is turned on. A plunger drive circuit characterized in that the current is configured to be reduced by the resistor.
記駆動手段は、前記ソレノイドの他端に接続され前記駆
動用トランジスタのオフ、オンに応じて、充電、放電す
る充放電回路と、該充放電回路の充電電圧に応じてオン
、オフするスイッチングトランジスタからなり、該スイ
ッチングトランジスタのオン、オフに応じて前記スイッ
チング手段がオン、オフすることを可能に構成し ゛
たことを特徴とするプランジャ駆動回路。(2) Utility model registration In claim (1), the driving means includes a charging/discharging circuit connected to the other end of the solenoid and charging and discharging according to turning off and on of the driving transistor; It is characterized by comprising a switching transistor that is turned on and off in accordance with the charging voltage of the charging and discharging circuit, and configured such that the switching means can be turned on and off in accordance with the turning on and off of the switching transistor. Plunger drive circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP273183U JPS59109108U (en) | 1983-01-14 | 1983-01-14 | Plunger drive circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP273183U JPS59109108U (en) | 1983-01-14 | 1983-01-14 | Plunger drive circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59109108U true JPS59109108U (en) | 1984-07-23 |
Family
ID=30134384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP273183U Pending JPS59109108U (en) | 1983-01-14 | 1983-01-14 | Plunger drive circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59109108U (en) |
-
1983
- 1983-01-14 JP JP273183U patent/JPS59109108U/en active Pending
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