LED限流电阻计算器
Enter values to see results and the formula.
Calculate
Example values are ready
Review the inputs, then select Calculate.Calculation formula
计算结果 = (V-vf)/amp
- V
- 电压 · V
- vf
- LED 正向压降 · V
- amp
- 目标电流 · A
Enter values to see results and the formula.
Example values are ready
Review the inputs, then select Calculate.计算结果 = (V-vf)/amp