Relay driving circuit
The invention provides a relay driving circuit. The relay driving circuit comprises a direct-current bias voltage generating circuit, a base bias voltage generating circuit and a driving voltage generating circuit, wherein the direct-current bias voltage generating circuit is connected with the base...
Gespeichert in:
| Hauptverfasser: | , , , , , , , , , |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| Zusammenfassung: | The invention provides a relay driving circuit. The relay driving circuit comprises a direct-current bias voltage generating circuit, a base bias voltage generating circuit and a driving voltage generating circuit, wherein the direct-current bias voltage generating circuit is connected with the base bias voltage generating circuit and is used for controlling a first optocoupler diode in the direct-current bias voltage generating circuit to be switched on after receiving a first driving signal and outputting direct-current bias voltage; the base bias voltage generating circuit is connected with the driving voltage generating circuit and is used for controlling a second optocoupler diode in the base bias voltage generating circuit to be switched on after receiving the second driving signal and generating base bias voltage according to the direct current bias voltage; the driving voltage generating circuit is used for controlling a first triode in the driving voltage generating circuit to be switched on accordin |
|---|