JPS5980950U - Relay contact protection circuit - Google Patents
Relay contact protection circuitInfo
- Publication number
- JPS5980950U JPS5980950U JP17746382U JP17746382U JPS5980950U JP S5980950 U JPS5980950 U JP S5980950U JP 17746382 U JP17746382 U JP 17746382U JP 17746382 U JP17746382 U JP 17746382U JP S5980950 U JPS5980950 U JP S5980950U
- Authority
- JP
- Japan
- Prior art keywords
- relay contact
- protection circuit
- terminal
- contact protection
- input
- 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
- Relay Circuits (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、第2図は従来のリレー接点保護回路を示す図、
第3図はこの考案によるリレー接点保護回路の一実施例
を示す図、第4図は保護回路を用いない場合、従来の保
護回路を用いた場合、この考案による保護回路を用いた
場合のリレー接点に流れる電流変化の比較を示す図、第
5図、第6図、第7図はこの考案の他の実施例を示す図
、第8図はこの考案で用(、、)る電界効界トランジス
タの特性を示す図である。
2:リレー接点、6:容量性負荷。Figures 1 and 2 are diagrams showing conventional relay contact protection circuits,
Figure 3 is a diagram showing one embodiment of the relay contact protection circuit according to this invention, and Figure 4 is a diagram showing a relay without a protection circuit, when using a conventional protection circuit, and when using a protection circuit according to this invention. A diagram showing a comparison of changes in the current flowing through the contacts, Figures 5, 6, and 7 are diagrams showing other embodiments of this invention, and Figure 8 shows the electric field used in this invention. FIG. 3 is a diagram showing characteristics of a transistor. 2: Relay contact, 6: Capacitive load.
Claims (3)
の抵抗と、 B 上記リレー接点および2個の抵抗と並列に三端子半
導体の入出力端子が接続され、上記2個の抵抗の中間に
上記三端子半導体の制御端子が接続された構成である、 ことを特徴とするリレー接点保護回路。(1) A: Two resistors connected in series to a single point of the IJ, B: An input/output terminal of a three-terminal semiconductor is connected in parallel to the relay contact and the two resistors, and the input/output terminal of the three-terminal semiconductor is connected between the two resistors. A relay contact protection circuit characterized in that it has a configuration in which the control terminals of the three-terminal semiconductor are connected.
端子がコレクタおよびエミッタ、制御端子がベースであ
る実用新案登録請求の範囲第1項記載のリレー接点保護
回路。(2) The relay contact protection circuit according to claim 1, wherein a transistor is used as the three-terminal semiconductor, the input/output terminals are a collector and an emitter, and the control terminal is a base.
、入出力端子がドレインおよびソース、制御端子がゲー
トである実用新案登録請求の範囲第1項記載のリレー接
点保護回路。(3) The relay contact protection circuit according to claim 1, wherein a field effect transistor is used as the three-terminal semiconductor, the input/output terminals are a drain and a source, and the control terminal is a gate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17746382U JPS5980950U (en) | 1982-11-24 | 1982-11-24 | Relay contact protection circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17746382U JPS5980950U (en) | 1982-11-24 | 1982-11-24 | Relay contact protection circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5980950U true JPS5980950U (en) | 1984-05-31 |
Family
ID=30385535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17746382U Pending JPS5980950U (en) | 1982-11-24 | 1982-11-24 | Relay contact protection circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5980950U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010530119A (en) * | 2007-06-15 | 2010-09-02 | ゼネラル・エレクトリック・カンパニイ | Microelectromechanical system based switching |
JP2016171736A (en) * | 2015-03-11 | 2016-09-23 | エルエス産電株式会社Lsis Co., Ltd. | Vehicle charging device and method for protecting internal circuit of device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4938138A (en) * | 1972-08-18 | 1974-04-09 |
-
1982
- 1982-11-24 JP JP17746382U patent/JPS5980950U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4938138A (en) * | 1972-08-18 | 1974-04-09 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010530119A (en) * | 2007-06-15 | 2010-09-02 | ゼネラル・エレクトリック・カンパニイ | Microelectromechanical system based switching |
US8358488B2 (en) | 2007-06-15 | 2013-01-22 | General Electric Company | Micro-electromechanical system based switching |
JP2016171736A (en) * | 2015-03-11 | 2016-09-23 | エルエス産電株式会社Lsis Co., Ltd. | Vehicle charging device and method for protecting internal circuit of device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5980950U (en) | Relay contact protection circuit | |
JPS5839616U (en) | Inrush current suppression circuit | |
JPS60124045U (en) | Output transistor protection circuit | |
JPS59144799U (en) | lamp control device | |
JPS5914419U (en) | Tuning circuit | |
JPS58173924U (en) | filter device | |
JPS5894011U (en) | power circuit | |
JPS5946014U (en) | Transistor parallel connection circuit | |
JPS6040134U (en) | On/off control circuit | |
JPS5956760U (en) | semiconductor integrated circuit | |
JPS60189122U (en) | Envelope detection circuit | |
JPS59134238U (en) | switch circuit | |
JPS585108U (en) | Reference voltage generation circuit | |
JPS61335U (en) | MOS inverter circuit | |
JPS58139740U (en) | electronic switch | |
JPS59187234U (en) | switch circuit | |
JPS59182948U (en) | semiconductor integrated circuit | |
JPS6016554U (en) | semiconductor equipment | |
JPS58163875U (en) | Upper and lower limit alarm circuit | |
JPS5976145U (en) | switching circuit | |
JPS59187239U (en) | switch circuit | |
JPS58155012U (en) | Output circuit | |
JPS5937899U (en) | Motor current limit circuit | |
JPS60103938U (en) | semiconductor switch circuit | |
JPS6039126U (en) | current source circuit |