JPS6399735U - - Google Patents
Info
- Publication number
- JPS6399735U JPS6399735U JP19640286U JP19640286U JPS6399735U JP S6399735 U JPS6399735 U JP S6399735U JP 19640286 U JP19640286 U JP 19640286U JP 19640286 U JP19640286 U JP 19640286U JP S6399735 U JPS6399735 U JP S6399735U
- Authority
- JP
- Japan
- Prior art keywords
- relay
- transistor
- connect
- base
- control device
- 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
- 239000003990 capacitor Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Relay Circuits (AREA)
Description
第１図は本考案のリレー駆動回路の基本電気回
路図、第２図は第１図の要点波形図、第３図は従
来のリレー駆動回路の基本電気回路図、第４図は
第３図の要点波形図である。
符号、１：リレー、１ｂ：コイル、５：リレー
駆動用トランジスタ、６：バイアス抵抗、８：ス
イツチ用トランジスタ、１３：結合コンデンサ、
１５：制御装置、２１……バイアス電圧ＶＢＥ保
持用コンデンサ。
Figure 1 is a basic electric circuit diagram of the relay drive circuit of the present invention, Figure 2 is a key waveform diagram of Figure 1, Figure 3 is a basic electric circuit diagram of a conventional relay drive circuit, and Figure 4 is Figure 3. FIG. Code, 1: Relay, 1b: Coil, 5: Relay driving transistor, 6: Bias resistor, 8: Switch transistor, 13: Coupling capacitor,
15: Control device, 21... Capacitor for holding bias voltage VBE.
Claims (1)
レーを駆動させるリレー駆動回路であつて、 リレーのコイルとリレー駆動用トランジスタの
エミツターコレクタを直流電源に接続すると共に
エミツターベース間のバイアス電圧を保持するコ
ンデンサを接続し、リレー駆動用トランジスタの
ベースとグランド間に電流制限用抵抗を介してス
イツチング用トランジスタのコレクターエミツタ
を接続し、スイツチング用トランジスタのベース
に結合コンデンサを介してリレー制御装置の出力
端子を接合してなるリレー駆動回路。[Claims for Utility Model Registration] A relay drive circuit that drives a relay by a pulse signal output from a control device, which connects the coil of the relay and the emitter collector of the relay drive transistor to a DC power source, and Connect a capacitor that holds the bias voltage between the transistor base, connect the collector emitter of the switching transistor between the base of the relay driving transistor and ground through a current limiting resistor, and connect the coupling capacitor to the base of the switching transistor. A relay drive circuit formed by connecting the output terminals of a relay control device via a
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19640286U JPS6399735U (en) | 1986-12-19 | 1986-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19640286U JPS6399735U (en) | 1986-12-19 | 1986-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6399735U true JPS6399735U (en) | 1988-06-28 |
Family
ID=31155192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19640286U Pending JPS6399735U (en) | 1986-12-19 | 1986-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6399735U (en) |
-
1986
- 1986-12-19 JP JP19640286U patent/JPS6399735U/ja active Pending