JPS59192806U - solenoid drive circuit - Google Patents
solenoid drive circuitInfo
- Publication number
- JPS59192806U JPS59192806U JP8806783U JP8806783U JPS59192806U JP S59192806 U JPS59192806 U JP S59192806U JP 8806783 U JP8806783 U JP 8806783U JP 8806783 U JP8806783 U JP 8806783U JP S59192806 U JPS59192806 U JP S59192806U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- coil
- current
- connection point
- side terminals
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Relay Circuits (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
図面は本願の実施例を示すもので、第１図は回路図、第
２図はスイッチ投入時及びスイッチ開放時の各部の波形
を示す図、第３図はスイッチ投入時における電流波形の
拡大図、第４図はスイッチ開放時における電圧波形の拡
大図。
１・・・全波整流回路、２・・・スイッチ、３・・・電
源、４・・・第１コイル、５・・・第２コイル、Ｔｒｌ
、Ｔｒｏ…トランジスタ。The drawings show an embodiment of the present application, and Fig. 1 is a circuit diagram, Fig. 2 is a diagram showing waveforms of various parts when the switch is turned on and when the switch is opened, and Fig. 3 is an enlarged view of the current waveform when the switch is turned on. , FIG. 4 is an enlarged view of the voltage waveform when the switch is open. 1... Full-wave rectifier circuit, 2... Switch, 3... Power supply, 4... First coil, 5... Second coil, Trl
, Tro...transistor.
Claims (1)
介して交流電源を接続する一方、一対の直流側端子には
第１コイルと第２コイルとを直列に接続し、上記直流側
端子の一方と上記第２コイルとの間には還流電流カット
用のトランジスタを介設すると共に、そのトランジスタ
と上記直流側端子の他の一方との間には上記トランジス
タへのベース電流供給用の抵抗を接続し、一方、上記第
２コイルに対しては該コイルの短絡用のトランジスタを
並列に接続すると共に、該トランジスタと上記直流側端
子の他の一方との間には、該トランジスタへのベース電
流供給用の二つの抵抗を直列に接続し、上記短絡用のト
ランジスタとベース電流供給用の抵抗との接続点と、上
記第２コイルと、 還流電流カット用のトランジスタと
の接続点、との間には、上記短絡用のトランジスタを遮
断状態にする為のＳＣＲを接続する一方、上記ベース電
流供給用の二つの抵抗相互の間と、上記第２コイルと還
流電流カット用のトランジスタとの接続点との間には、
上記直流側端子の電圧零付近において上記ＳＣＲに導通
状態保持用の電流を供給する為のコンデンサを接続し、
上記直流側端子における他の一方と、第２コイルと還流
電流カット用のトランジスタとの接続点との間には、時
定数用の抵抗とコンデンサとを直列に接続すると共に、
それら両者の接続点と上記ＳＣＲとの間にはＳＣＲにト
リガ電流を加える為のトリガダイオードを接続したこと
を特徴とするソレノイド駆動回路。An AC power source is connected to a pair of AC side terminals in the full-wave rectifier circuit via a switch, while a first coil and a second coil are connected in series to a pair of DC side terminals, and one of the DC side terminals is connected to the AC power source via a switch. A transistor for cutting backflow current is interposed between the transistor and the second coil, and a resistor for supplying base current to the transistor is connected between the transistor and the other one of the DC side terminals. On the other hand, a transistor for shorting the coil is connected in parallel to the second coil, and a base current supply circuit is connected between the transistor and the other one of the DC side terminals. Connect two resistors in series, and between the connection point between the shorting transistor and the base current supply resistance, and the connection point between the second coil and the freewheeling current cutting transistor. connects the SCR for cutting off the short-circuiting transistor, and connects the connection point between the two resistors for supplying the base current and the connection point between the second coil and the transistor for cutting the freewheeling current. In between,
Connecting a capacitor to supply a current for maintaining continuity to the SCR near zero voltage of the DC side terminal,
A resistor and a capacitor for a time constant are connected in series between the other one of the DC side terminals and the connection point between the second coil and the transistor for cutting back current, and
A solenoid drive circuit characterized in that a trigger diode for applying a trigger current to the SCR is connected between a connection point between the two and the SCR.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8806783U JPS59192806U (en) | 1983-06-09 | 1983-06-09 | solenoid drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8806783U JPS59192806U (en) | 1983-06-09 | 1983-06-09 | solenoid drive circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59192806U true JPS59192806U (en) | 1984-12-21 |
| JPS6225850Y2 JPS6225850Y2 (en) | 1987-07-02 |
Family
ID=30217980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8806783U Granted JPS59192806U (en) | 1983-06-09 | 1983-06-09 | solenoid drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59192806U (en) |
-
1983
- 1983-06-09 JP JP8806783U patent/JPS59192806U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6225850Y2 (en) | 1987-07-02 |
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