Non-Inverting Op-Amp Gain Calculator

Non-Inverting Op-Amp Gain Calculator

Calculate the ideal and non-ideal gain for a non-inverting op-amp.

* Ideal Gain: \( A_{ideal} = 1 + \frac{R_f}{R_1} \)    Non-Ideal Gain: \( A_{nonideal} = \frac{1 + \frac{R_f}{R_1}}{1 + \frac{1 + \frac{R_f}{R_1}}{A_{OL}}} \)

Step 1: Enter Parameters

e.g., 4700 Ω

e.g., 1000 Ω

e.g., 100000 (a high open-loop gain)

Ideal Gain: \( A_{ideal} = 1 + \frac{R_f}{R_1} \)
Non-Ideal Gain: $$ A_{nonideal} = \frac{1 + \frac{R_f}{R_1}}{1 + \frac{1 + \frac{R_f}{R_1}}{A_{OL}}} $$