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Series LED Resistor Calculator

(Vs)
(Vf)
If (mA)

Outputs

(Ω)
(W)
(W)
Series LED Resistor Calculator
Formula
\( R = \frac{V_s - (N \times V_f)}{I_f} \)
Where:
\(V_s\) = Supply Voltage
\(N\) = Number of LEDs
\(V_f\) = Forward Voltage per LED
\(I_f\) = Forward Current (in Amps)

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