Light intensity and color temperature linkage circuit for dimming LED lamp
The light intensity and color temperature linkage circuit comprises a high color temperature LED circuit, a low color temperature LED circuit and a current distribution circuit, the current distribution circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor and an...
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 light intensity and color temperature linkage circuit comprises a high color temperature LED circuit, a low color temperature LED circuit and a current distribution circuit, the current distribution circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor and an integrated circuit, and the integrated circuit is a universal linear constant current chip and is provided with an output end, an adjusting end and a negative electrode. One end of the first resistor is a first output end of the current distribution circuit, one end of the second resistor is a second output end of the current distribution circuit, the other end of the second resistor is connected with an output end of the integrated circuit, and an adjusting end of the integrated circuit is connected with one end of the third resistor. The other end of the third resistor, the other end of the first resistor and one end of the fourth resistor are connected, the other end of the fourth resistor is connected with the |
---|