Shockley Diode Calculator
Free calculate diode current using the shockley diode equation. determine i = i₀(e^(v/vₜ) - 1) for ideal diodes.
Input Parameters
V
Typically 1-2 (1 for ideal diode)
Results
Enter parameters to calculate diode current
Shockley Diode Equation
Formula
I = I₀(e^(V/(nVₜ)) - 1)
Where:
- • I = diode current (A)
- • I₀ = reverse saturation current (A)
- • V = voltage (V)
- • Vₜ = thermal voltage = kT/q
- • n = ideality factor
Thermal Voltage
Vₜ = kT / q
At 300K: Vₜ ≈ 25.85 mV
k = 1.38×10⁻²³ J/K (Boltzmann constant)
q = 1.602×10⁻¹⁹ C (electron charge)