Capacitor Calculator
Free calculate capacitor charge, energy storage, time constant, and discharge characteristics for dc and rc circuits.
Input Parameters
For time constant calculation
Results
Enter parameters to calculate capacitor properties
Capacitor Formulas
Charge
Q = C × V
Where Q is charge, C is capacitance, V is voltage
Energy
E = ½ × C × V²
Energy stored in capacitor
Time Constant
τ = R × C
RC time constant