Capacitor Calculators
Decode markings, combine series & parallel networks, find reactance and RC timing, and model charging/discharging — seven complete tools, all live.
01
Capacitor Code Calculator
Decode 3/4-digit codes, tolerance letters and R-decimal markings into pF, nF, µF.
Live 02Parallel Capacitors Calculator
Total capacitance for any number of capacitors in parallel.
Live 03Series Capacitors Calculator
Equivalent capacitance for capacitors in series.
Live 04Capacitive Reactance Calculator
Xc = 1/(2πfC) from frequency and capacitance.
Live 05RC Time Constant Calculator
τ = R × C plus 63%, 95% and 99% settling times.
Live 06Capacitor Charging Calculator
V(t), I(t), charge and % charged with a live curve.
Live 07Discharging Calculator
Decay of voltage, current and stored charge over time.
Live