Voltage divider Calculator

This tool that helps you to calculate voltage division. Enter any 3 values and press the calculate button to get the remaining value

Voltage Divider Calculator

Input voltage (V in)

Resistance (R1)

Resistance (R2)

Output voltage (V out)

Voltage divider rule

For R1 and R2 in series and Vout is the voltage of R2:

Vout = Vin x R2 / (R1 + R2)