LED Torch circuit


Posted on Feb 5, 2014

A common problem with small torches is the short life-span both of the batteries and the bulb. The average incandescent torch, for instance, consumes around 2 Watts. The LED Torch in Fig. 1 consumes just 24 mW, giving it more than 80 times longer service from 4 AA alkaline batteries (that is, up to one month`s continuous service)..


LED Torch circuit
Click here to download the full size of the above Circuit.




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