LED Calculators

LED Parallel Calculator – Parallel Strings Resistor, Total Current & Efficiency Home›Electronics Calculators›LED Calculators›LED Parallel Calculator This calculator requires JavaScript. Key formula:R = (Vs − n × Vf) / I… read more

LED Series Calculator – Series String Resistor, Max LEDs & Efficiency Home›Electronics Calculators›LED Calculators›LED Series Calculator This calculator requires JavaScript. Key formula:R = (Vs − n × Vf) / I… read more

LED Driver Calculator Home›Electronics Calculators›LED Calculators›LED Driver Calculator This calculator requires JavaScript. Key formulas:P_out = V_out × I_out | P_in = P_out / Efficiency Size a Constant-Current LED Driver 12V… read more

LED Power Calculator Home›Electronics Calculators›LED Calculators›LED Power Calculator This calculator requires JavaScript. Key formula:P = V_f × I_f | Efficiency = P_LED / P_system Calculate LED Power Consumption, Efficiency, and… read more

LED Resistor Calculator with Formula & Examples Home›Electronics Calculators›LED Calculators›LED Resistor Calculator This calculator requires JavaScript. Key formula:R = (V_supply – V_LED) / I_LED Find the Right Current-Limiting Resistor for… read more