JPS5820452U - Relay drive circuit - Google Patents
Relay drive circuitInfo
- Publication number
- JPS5820452U JPS5820452U JP11470481U JP11470481U JPS5820452U JP S5820452 U JPS5820452 U JP S5820452U JP 11470481 U JP11470481 U JP 11470481U JP 11470481 U JP11470481 U JP 11470481U JP S5820452 U JPS5820452 U JP S5820452U
- Authority
- JP
- Japan
- Prior art keywords
- drive circuit
- power supply
- relay coil
- relay drive
- relay
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面第１図及び第２図は本考案リレー駆動回路の一実施
例を示し、第１図は回路図、第２図は異なる実施例図、
第３図は従来例図である。
１・・・・・・直流電源、２・・・・・・リレーコイル
、３・・開発光ダイオード、４・・・・・・逆起電圧防
止用ダイオード。1 and 2 show an embodiment of the relay drive circuit of the present invention, FIG. 1 is a circuit diagram, and FIG. 2 is a diagram of a different embodiment.
FIG. 3 is a diagram of a conventional example. 1... DC power supply, 2... Relay coil, 3... Developed photodiode, 4... Diode for preventing back electromotive force.
Claims (2)
ーコイルと、このリレーコイルと共に前記リレーコイル
のインピーダンスを電流制限抵抗として直流電源に直列
接続された表示用発光ダイオードと、更にリレーコイル
に並列接続であって、而もその直流電源に対し逆方向に
挿入された逆起電圧防止用ダイオードとでなるリレーの
駆動回路。(1) A DC power supply, a relay coil connected in series to the DC power supply, a display light emitting diode connected in series to the DC power supply using the impedance of the relay coil together with the relay coil as a current limiting resistor, and further connected to the relay coil. A relay drive circuit consisting of a diode for preventing back electromotive force which is connected in parallel and inserted in the opposite direction to the DC power supply.
タをその出力によって動作させる影響下に配した実用新
案登録請求の範囲第１項記載のリレー駆動回路。(2) The relay drive circuit according to claim 1, wherein the display light emitting diode is placed under the influence of a phototransistor that is operated by its output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11470481U JPS5820452U (en) | 1981-07-31 | 1981-07-31 | Relay drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11470481U JPS5820452U (en) | 1981-07-31 | 1981-07-31 | Relay drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5820452U true JPS5820452U (en) | 1983-02-08 |
Family
ID=29908977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11470481U Pending JPS5820452U (en) | 1981-07-31 | 1981-07-31 | Relay drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5820452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63215456A (en) * | 1987-03-02 | 1988-09-07 | 株式会社日立製作所 | Car-body lower structure of monorail car |
-
1981
- 1981-07-31 JP JP11470481U patent/JPS5820452U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63215456A (en) * | 1987-03-02 | 1988-09-07 | 株式会社日立製作所 | Car-body lower structure of monorail car |
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