EngiRef / Electrical Engineering Formula

Voltage Divider

Voltage Divider: Output voltage of resistive voltage divider. A DC Circuits formula in electrical engineering. Variables Vₒᵤₜ, Vᵢₙ, R₁ and R₂, each with SI and…

DC Circuits

Specification

Name
Voltage Divider
Discipline
electrical
Category
DC Circuits
LaTeX
V_{out} = V_{in} \frac{R_2}{R_1 + R_2}
Description
Output voltage of resistive voltage divider
Can solve for
Vₒᵤₜ, Vᵢₙ, R₁, R₂
Tags
voltage, divider, resistor, ratio

Variables

Variables for Voltage Divider
SymbolNameUnitSi Unit
VₒᵤₜOutput VoltageVV
VᵢₙInput VoltageVV
R₁Resistance 1ΩΩ
R₂Resistance 2ΩΩ