This is a collection of examples to display KiCad’s integrated simulation capabilities. This builds off of the fantastic: OJStuff/Schematics-Examples (last updated Dec 15, 2024; commit 41eb9bc).

Download all schematics as PDFs: /KiCad-Simulation-Examples/assets/downloads/schematics-pdf.zip Or take the full kit with you (PDF + KiCad schematic + README): /KiCad-Simulation-Examples/assets/downloads/schematics-kit.zip

Contributing a new simulation? See: Contributing a Simulation.

Simulations

• Actuator NPN Switch LED
  This example shows an NPN transistor used as a low-side switch to drive an LED load.

• Actuator PNP Switch LED
  This example shows a PNP transistor used as a high-side switch to drive an LED load.

• Kicad Simulation Commands
  This example documents common KiCad simulation commands and where they appear in schematics.

• LC Parallell Resonance
  Demonstrates parallel LC resonance and its high-impedance peak at resonance.

• LC Series Resonance
  Demonstrates series LC resonance and its low-impedance point at resonance.

• NMOS Amplifier Cs
  Shows the gain and inversion of a common-source NMOS amplifier.

• NPN Amplifier Ce
  Shows the gain and inversion of a common-emitter NPN amplifier.

• Op-Amp Adding
  Demonstrates an op-amp summing (adding) amplifier.

• Op-Amp Comparator
  Demonstrates an op-amp used as a comparator.

• Op-Amp Freerunning
  Demonstrates a free-running op-amp oscillator.

• Op-Amp Headphone
  Demonstrates an op-amp headphone amplifier stage.

• Op-Amp Inverting
  Demonstrates a classic inverting op-amp amplifier.

• Op-Amp Noninverting
  Demonstrates a classic non-inverting op-amp amplifier.

• Op-Amp Voltage Follower
  Demonstrates an op-amp voltage follower (buffer).

• RC Bandpass
  Demonstrates a simple RC band-pass response using cascaded stages.

• RC Charge
  Demonstrates RC capacitor charging behavior.

• RC Discharge
  Demonstrates RC capacitor discharging behavior.

• RC Highpass
  Demonstrates a first-order RC high-pass filter.

• RC Lowpass
  Demonstrates a first-order RC low-pass filter.

• RC Voltage Current
  Demonstrates the relationship between voltage and current in an RC network.

• Rectifier 1d
  Demonstrates a half-wave rectifier using a single diode.

• Rectifier 2d
  Demonstrates a full-wave rectifier using two diodes.

• Rectifier 4d
  Demonstrates a bridge rectifier using four diodes.

• Rectifier 4d Op-Amp NPN
  Demonstrates an op-amp assisted rectifier with an NPN pass device.

• Rectifier 4d Regulator
  Demonstrates a rectifier feeding a regulator stage.

• Rectifier 4d Regulator NPN
  Demonstrates a rectifier feeding an NPN pass regulator.

• Rectifier 4d Regulator PNP
  Demonstrates a rectifier feeding a PNP pass regulator.

• Rectifier 4d Zener NPN
  Demonstrates a rectifier with zener reference and NPN regulation.

• Rectifier 6d
  Demonstrates a three-phase bridge rectifier using six diodes.

• RL Voltage Current
  Demonstrates the relationship between voltage and current in an RL network.

• Simulation AC Sweep
  Demonstrates how to configure and run an AC sweep analysis.

• Simulation DC Operational Point
  Demonstrates DC operating point analysis.

• Simulation DC Sweep
  Demonstrates DC sweep analysis.

• Simulation Diode Characteristics
  Demonstrates diode I-V characteristics.

• Simulation NPN Characteristics
  Demonstrates NPN transistor output characteristics.

• Simulation Transient Pulse
  Demonstrates transient analysis with a pulse source.

• Simulation Transient Sine
  Demonstrates transient analysis with a sine source.

• Transformer 1P 1S
  Demonstrates a basic transformer with one primary and one secondary.

• Transformer 1P 2S
  Demonstrates a transformer with one primary and two secondary windings.

• Voltage Protection Discrete
  Demonstrates a discrete voltage protection/clamp circuit.

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Table of contents

• Introduction to Simulation in KiCad
• Simulations
• Contributing a Simulation