Capacitor Calculator
Calculate capacitor charge, discharge, and RC time constants. Analyze capacitor circuits and energy storage.
RC Charging Circuit
1000.00 ms
Time Constant (τ)
1.2000 mC
Max Charge
7.2000 mJ
Max Energy
Time Constant Milestones
τTimeCharged
1τ1000.00 ms63.21%
2τ2000.00 ms86.47%
3τ3000.00 ms95.02%
4τ4000.00 ms98.17%
5τ5000.00 ms99.33%

Formulas

τ = RC
Charging: V(t) = V₀(1 - e^(-t/τ))
Discharging: V(t) = V₀ × e^(-t/τ)

After 5τ, charging reaches 99.3% and discharging drops to 0.7%.

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