Simulations

Browse individual simulation pages below. Each page includes a schematic and a short explanation of what the circuit demonstrates.

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

Want to contribute a new simulation? See the contributor guide: Contributing a Simulation.

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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