RF Toolbox

Total Capacitance Calculator

Calculates the equivalent capacitance of capacitors in series, parallel, or mixed combinations. Useful for verifying tuning networks, matching circuits, and filter designs.

Equations & Parameters ▸
\(\text{Parallel: } C = \sum C_n \qquad \text{Series: } \dfrac{1}{C} = \sum\dfrac{1}{C_n}\)
Series1/C_total = Σ(1/Cₙ). Total is always less than the smallest.
ParallelC_total = ΣCₙ. Capacitances simply add.
NSet the number of capacitors, then enter each value.
Configuration
Result

Equivalent Capacitance

C_total
Diagram