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Need help - LDR circuit with rgb led's

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djsfantasi

djsfantasi

Joined Apr 11, 2010
9,237
LesJones said:
Hi djsfantasi,
You have made a mistake in rearranging the equation.
2.5W = 4.5 V * I
I = 4.5V / 2.5W
It should be I = 2.5/4.5
I = 0.56 amps (Which is still too high for the PP3 battery to supply
Click to expand...
Oops! Than you for catching that! That's what happens when you reply while in your car.
 
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