Can this calculator handle both ideal and real diodes?

Yes, the tool allows users to select between ideal and real diode modes, adjusting the calculation based on the chosen parameters.

What units should I use for temperature and current?

Temperature can be entered in Kelvin or Celsius, while reverse saturation current is typically expressed in amperes; the calculator will process the values accordingly.

Is the Shockley equation accurate for all diode types?

The model provides a good approximation for standard silicon and germanium diodes under typical operating conditions, but may deviate at very high currents or extreme temperatures.

PhysicsFree Tool

Shockley Diode Calculator

Provided byOmni Calculatoromnicalculator.com

Use the Shockley diode calculator to obtain the I-V characteristic of a real or ideal diode.

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Electronics and circuits calculators

Screenshot of Shockley Diode Calculator on Omni Calculator — omnicalculator.comOpen the live tool →

About this tool

What Shockley Diode Calculator does

The Shockley Diode Calculator on Omni Calculator determines the current-voltage (I-V) relationship for semiconductor diodes using the Shockley diode equation. Users input parameters such as temperature, ideality factor, reverse saturation current, and applied voltage to compute the current flowing through the diode. The tool generates a characteristic curve that plots the diode's forward and reverse bias behavior, offering a visual and numerical view of its electrical response. It serves as a practical resource for electronics students, engineers, and hobbyists analyzing diode performance in circuits.

Step by step

How to use the Omni Calculator Shockley Diode Calculator

1
Select whether the diode is ideal or real in the calculator interface
2
Enter the temperature in Kelvin or Celsius as required by the model
3
Input the reverse saturation current (Is) and ideality factor (n) for the specific diode
4
Provide the applied voltage (V) to calculate the resulting diode current (I) and view the generated I-V curve

Is it right for you

Best for

Electronics students and engineers who need to quickly calculate and visualize diode I-V characteristics without manual equation solving.

Limitations

Results are based on the Shockley model and may not account for all real-world parasitic effects
Requires known diode parameters such as saturation current and ideality factor for accurate output
Output is an estimate suitable for educational and preliminary design purposes

Questions

Shockley Diode Calculator FAQ

Can this calculator handle both ideal and real diodes?: Yes, the tool allows users to select between ideal and real diode modes, adjusting the calculation based on the chosen parameters.
What units should I use for temperature and current?: Temperature can be entered in Kelvin or Celsius, while reverse saturation current is typically expressed in amperes; the calculator will process the values accordingly.
Does the tool provide a graphical output of the diode behavior?: The calculator generates an I-V characteristic curve that plots the diode's forward and reverse bias response for visual analysis.
Is the Shockley equation accurate for all diode types?: The model provides a good approximation for standard silicon and germanium diodes under typical operating conditions, but may deviate at very high currents or extreme temperatures.

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