Adjustable Voltage Regulator Resistor Divider Calculator

This calculator computes the resistor divider network for most adjustable voltage regulators whether they are linear or switching.

Voltage Regulator Circuit Schematic

Voltage Regulator Circuit Schematic

Input:

Reference Voltage (Vr)
Output Voltage (V)
R1 (KOhm)
Result:
R2 (KOhm)

See our standard resistor calculator for a real world resistor value.

Equations:

R2= (Vo-Vr)*R1/Vr

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