RC Circuit Formulas
τ = R × C
f_c = 1 / (2πRC)
V_charge(t) = V₀(1 − e^(−t/τ))
V_discharge(t) = V₀ × e^(−t/τ)
RC Circuit Calculator
Enter resistance and capacitance to find the time constant, cutoff frequency, and charge/discharge behavior.
Time Constant τ = RC
0
seconds
Cutoff Frequency
—
At 1τ (63.2%)
—
At 2τ (86.5%)
—
At 5τ (99.3%)
—
Step-by-Step
War dieser Rechner hilfreich?
Danke für Ihr Feedback!
Was könnten wir verbessern?