⚡ CircuitSecrets
AC & DC Circuit Solver
Professional RLC circuit analysis — impedance, power factor, phase angle, reactive power, resonance, time constant & phasor diagram
AC RLC Circuit
DC Ohm's Law
Phasor Diagram
Resonance
Time Constant
Power Triangle
RLC Analysis
AC Circuit Input
Source
RLC Components
AC Analysis
Circuit Results
Phasor / Impedance Triangle
R (Resistance)
X (Reactance)
Z (Impedance)
Impedance
—
Ohms (Ω)
► Formulas
Series RLC Analysis
XL = 2π·f·L
XC = 1 / (2π·f·C)
Z = √(R² + (XL−XC)²)
I = V / Z
PF = cos(φ) = R / Z
P = V·I·PF (W)
Q = V·I·sin(φ) (VAR)
S = V·I (VA)
f_r = 1 / (2π√LC) (resonance)
Ohm's Law
DC Circuit Input
Solve For
Find V
Find I
Find R
Parameters
C in μF for τ=RC
Load Options
DC Analysis
Circuit Results
Ohm's Law Triangle
Current
—
Amperes (A)
► Formulas
DC Circuit Laws
V = I × R (Voltage)
I = V / R (Current)
R = V / I (Resistance)
P = V × I = I²R = V²/R
E = P × t (Energy in Wh)
τ = R × C (Time constant)
V_drop = 2 × I × ρ × L / A
⚠ Note: Calculations assume ideal components and sinusoidal waveforms for AC. Skin effect, temperature coefficients and parasitic elements are not included. For precision applications, use a SPICE simulator.
