RC Transient Analyzer

Exponential Charging/Discharging · Laplace Transforms

Circuit Parameters

Ω
µF
V
ms

Charge Completion Gauge

Charge Percentage at t--%
0%63.2% (1τ)99.3% (5τ)
Awaiting Input

Transient Response

Time Constant (τ)
--ms
Voltage at t, v(t)
--V
Current at t, i(t)
--mA
Settling Time (5τ)
--ms

Formulas & Equations

τ = R·C
vc(t) = Vstep·(1 − e-t/τ)
i(t) = (Vstep/R)·e-t/τ
% charge = (v(t)/Vstep)·100
Settling time (5τ) reaches 99.3% of final value.
Exponential Charging Curve (Vc)
Exponential Current Decay
Young Engineers Connect·InfraCalc