LED lighting Control
Ligh Circuit
Relate
Lighting ( LED ) Control in this circuit design from
IC 555
. Astable circuit Output of IC555 (pin 3) connect with transistors
BC307
for control current by use on/off BC307
The LED lighting Control circuit show in
figure 1
Figure 1. Schematics of LED lighting Control
Data Support
Toff = 0.72*R3*C1 ******** (1)
Ton = 0.72*[Rt+R3]C1 ******** (2)
Data sheet of BC307
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