Op-Amp Bias Calculator

Select Biasing Method: dc coupled voltage divider biasing ac coupled voltage divider biasing ac coupled voltage follower biasing

dc coupled inverting op-amp biased with VDB

Inputs V_s V A_v R₂ ΩKΩMΩ V_b V R₄ ΩKΩMΩ Results R₁ R₃

DC coupled Inverting Op-Amp biased with VDB

This calculator helps you to bias a dc coupled inverting op-amp using single supply voltage.

Equations Used

\(A_v=-\frac{R_2}{R_1}\)
\(V_b = \frac{R_4}{R_3+R_4}V_s\)

ac coupled inverting op-amp biased with voltage divider biasing

Inputs V_s V A_v f_c HzKHzMHz C₁ μFnFpF V_b V R₄ ΩKΩMΩ Results R₁ R₂ R₃

ac coupled Inverting Op-Amp biased with voltage divider biasing method

This calculator can be used to bias ac coupled inverting op-amp using the split resistor biasing method.

Equations Used

\(A_v=-\frac{R_2}{R_1}\)
\(V_b = \frac{R_4}{R_3+R_4}V_s\)

ac coupled Inverting Op-Amp biased with voltage follower

Inputs V_s V A_v f_c HzKHzMHz C₁ μFnFpF V_b V R₄ ΩKΩMΩ Results R₁ R₂ R₃

ac coupled Inverting Op-Amp biased with voltage follower biasing method

The above calculator can be used to bias ac coupled inverting op-amp using voltage follower biasing method.

Equations Used

\(A_v=-\frac{R_2}{R_1}\)
\(V_b = \frac{R_4}{R_3+R_4}V_s\)