Voltage Divider Calculator | Calculate Vout Online

Voltage Divider Calculator

Vout = Vin × (R2 / (R1 + R2))

About Voltage Divider Calculator

This free online tool calculates the output voltage (Vout) of a voltage divider circuit based on the input voltage (Vin) and the values of two resistors (R1 and R2).

How to Use:

  1. Enter the input voltage (Vin) in volts
  2. Enter the value for resistor R1 and select its unit (Ω, kΩ, or MΩ)
  3. Enter the value for resistor R2 and select its unit (Ω, kΩ, or MΩ)
  4. Click "Calculate" to get the output voltage (Vout)

Voltage Divider Formula:

The output voltage is calculated using the following formula:

Vout = Vin × [R2 / (R1 + R2)]

Applications:

  • Circuit design and analysis
  • Electronics projects and prototyping
  • Educational purposes and learning electronics
  • Sensor interfacing and signal conditioning
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