LTspice Circuit Simulation Final Year Projects 2026
LTspice is a free, industry-proven SPICE simulator from Analog Devices. Student projects build schematics, run DC/AC/transient/noise analyses, use .meas and Monte Carlo, and document waveforms against theory.
Typical deliverables: .asc schematic, simulation plots, design equations, and comparison with hand calculations.
LTspice RC Circuit Simulation
LTspice
ADI Device Models
.meas / .step
FFT / .four
Monte Carlo
Python / MATLAB Post
Best LTspice Project Topics 2026
90+ topics across analog, power and mixed-signal circuit domains.
| # | LTspice Circuit Simulation Project Topic | Tools / Analysis |
|---|---|---|
| ⚡ Passive Circuits · Transient · AC Analysis | ||
| 01 | BasicRC Transient Response and Time-Constant Measurement | LTspice · .tran |
| 02 | BasicRL Circuit Step Response and Inductor Current | LTspice · .tran |
| 03 | BasicSeries and Parallel RLC Resonance Frequency Study | LTspice · .ac · .tran |
| 04 | BasicThevenin and Norton Equivalent Circuit Verification | LTspice · DC operating point |
| 05 | BasicSuperposition Theorem Demonstration with Multiple Sources | LTspice · .op · sources |
| 06 | BasicMaximum Power Transfer Theorem Simulation | LTspice · parametric load |
| 07 | BasicAC Steady-State Analysis of Passive Networks | LTspice · .ac |
| 08 | BasicImpedance vs Frequency of RLC Networks | LTspice · .ac · Bode |
| 🔌 Diode & Rectifier Circuits | ||
| 09 | DiodeHalf-Wave and Full-Wave Rectifier with Filter Capacitor | LTspice · diode models · .tran |
| 10 | DiodeBridge Rectifier Ripple Factor vs Capacitance Study | LTspice · .tran · measure |
| 11 | DiodeClipper and Clamper Circuits Design and Simulation | LTspice · diodes · sources |
| 12 | DiodeZener Diode Voltage Regulator under Load Variation | LTspice · Zener · .dc |
| 13 | DiodePeak Detector and Envelope Detector Circuits | LTspice · diode · .tran |
| 14 | DiodeLED Driver and Current-Limiting Resistor Design | LTspice · LED model |
| 15 | DiodeDiode Logic Gates (AND/OR) Behavioural Study | LTspice · diodes |
| 16 | DiodeVoltage Multiplier (Cockcroft–Walton) Simulation | LTspice · capacitors · diodes |
| 📡 BJT Amplifiers · Biasing · Small-Signal | ||
| 17 | BJTBJT CE Amplifier DC Biasing and Q-Point Stability | LTspice · BJT · .op |
| 18 | BJTCommon-Emitter Amplifier Gain and Bandwidth | LTspice · .ac · .tran |
| 19 | BJTCommon-Collector (Emitter Follower) Buffer Design | LTspice · BJT |
| 20 | BJTCommon-Base Amplifier Characteristics | LTspice · BJT · .ac |
| 21 | BJTBJT Differential Pair DC and AC Analysis | LTspice · matched BJTs |
| 22 | BJTClass-A Power Amplifier Efficiency Study | LTspice · BJT · power |
| 23 | BJTMultistage RC-Coupled Amplifier Cascading | LTspice · .ac · Bode |
| 24 | BJTBJT Switch and Saturation Region Behaviour | LTspice · .tran |
| 🔲 MOSFET Circuits · Switching · Amplifiers | ||
| 25 | MOSFETMOSFET as a Switch: Gate Drive and Switching Losses | LTspice · MOSFET · .tran |
| 26 | MOSFETCommon-Source MOSFET Amplifier Design | LTspice · MOSFET · .ac |
| 27 | MOSFETCMOS Inverter Voltage Transfer Characteristic | LTspice · NMOS/PMOS · .dc |
| 28 | MOSFETMOSFET Body Diode and Avalanche Behaviour | LTspice · power MOSFET |
| 29 | MOSFETLevel Shifter and MOSFET Logic Interface | LTspice · MOSFET |
| 30 | MOSFETPower MOSFET SOA and Thermal Considerations (Simplified) | LTspice · power models |
| 31 | MOSFETBootstrap Gate Driver Circuit for High-Side MOSFET | LTspice · .tran |
| 32 | MOSFETMOSFET Current Mirror and Active Load | LTspice · matched devices |
| 🎛️ Operational Amplifiers · Linear Circuits | ||
| 33 | OpAmpInverting and Non-Inverting Op-Amp Amplifier Design | LTspice · UniversalOpAmp · .ac |
| 34 | OpAmpSumming and Difference Amplifier Circuits | LTspice · op-amp |
| 35 | OpAmpIntegrator and Differentiator Op-Amp Circuits | LTspice · .tran · .ac |
| 36 | OpAmpOp-Amp Comparator and Schmitt Trigger Hysteresis | LTspice · .tran |
| 37 | OpAmpInstrumentation Amplifier for Sensor Interface | LTspice · 3-op-amp IA |
| 38 | OpAmpActive Low-Pass, High-Pass and Band-Pass Filters | LTspice · Sallen-Key · .ac |
| 39 | OpAmpOp-Amp Astable Multivibrator / Square Wave Generator | LTspice · .tran |
| 40 | OpAmpPrecision Rectifier (Super Diode) Circuit | LTspice · op-amp · diode |
| 41 | OpAmpHowland Current Pump / V-to-I Converter | LTspice · op-amp |
| 42 | OpAmpOp-Amp Offset, Slew Rate and Bandwidth Limitations Study | LTspice · real op-amp models |
| 🔋 Power Electronics · Converters · Regulators | ||
| 43 | PowerBuck Converter Continuous Conduction Mode Simulation | LTspice · switching · .tran |
| 44 | PowerBoost Converter Design and Efficiency Analysis | LTspice · MOSFET · diode · inductor |
| 45 | PowerBuck-Boost Converter Operating Modes Study | LTspice · .tran · measure |
| 46 | PowerFlyback Converter Conceptual Simulation | LTspice · coupled inductors |
| 47 | PowerLinear LDO Regulator Line and Load Regulation | LTspice · op-amp/LDO models |
| 48 | PowerSynchronous vs Asynchronous Buck Comparison | LTspice · dual MOSFET |
| 49 | PowerPFC Boost Front-End Simplified Model | LTspice · power factor concepts |
| 50 | PowerInverter Half-Bridge / Full-Bridge Switching Waveforms | LTspice · .tran |
| 51 | PowerSnubber Circuit Design for Switching Transients | LTspice · RCD snubber |
| 52 | PowerCurrent-Mode Control Buck Loop (Behavioural) | LTspice · behavioural sources |
| 📡 Oscillators · Timers · Signal Generators | ||
| 53 | OscWien-Bridge Oscillator Amplitude Stabilisation | LTspice · op-amp · .tran |
| 54 | OscPhase-Shift Oscillator Design and Frequency Accuracy | LTspice · RC network |
| 55 | OscColpitts and Hartley LC Oscillators | LTspice · BJT/MOS · LC tank |
| 56 | Osc555 Timer Astable and Monostable Modes | LTspice · 555 model · .tran |
| 57 | OscCrystal Oscillator Pierce Configuration (Simplified) | LTspice · crystal model |
| 58 | OscVoltage-Controlled Oscillator (VCO) Behavioural Model | LTspice · behavioural · .tran |
| 59 | OscRelaxation Oscillator with Comparator | LTspice · op-amp · RC |
| 60 | OscQuadrature Oscillator for Sine/Cosine Generation | LTspice · dual integrator |
| 📊 Filters · Frequency Response · Signal Conditioning | ||
| 61 | FilterPassive RC Low-Pass and High-Pass Filter Bode Plots | LTspice · .ac |
| 62 | FilterSecond-Order RLC Band-Pass and Notch Filters | LTspice · .ac · Q factor |
| 63 | FilterSallen-Key Active Filter Order and Q Design | LTspice · op-amp · .ac |
| 64 | FilterMultiple-Feedback (MFB) Band-Pass Filter | LTspice · op-amp |
| 65 | FilterButterworth vs Chebyshev Filter Response Comparison | LTspice · ladder / active |
| 66 | FilterAnti-Aliasing Filter for ADC Front-End | LTspice · .ac · noise |
| 67 | FilterEqualiser / Tone-Control Circuit Simulation | LTspice · op-amp · pots |
| 68 | FilterCrossover Network for Audio Speakers (2-way) | LTspice · passive RLC |
| 🔬 Mixed · Digital Interface · ADC Concepts · Noise | ||
| 69 | MixedRC Debounce Circuit for Mechanical Switches | LTspice · .tran |
| 70 | MixedLevel Translator 3.3 V ↔ 5 V Interface | LTspice · MOSFET / IC models |
| 71 | MixedSample-and-Hold Circuit Transient Behaviour | LTspice · switch · cap · op-amp |
| 72 | MixedSAR ADC Conceptual Model with Comparator Ladder | LTspice · behavioural ADC |
| 73 | MixedPWM Generation and RC Low-Pass DAC Reconstruction | LTspice · .tran · FFT |
| 74 | MixedNoise Sources and SNR Estimation in Amplifier Chain | LTspice · .noise |
| 75 | MixedCrosstalk between Adjacent Signal Lines (Simplified) | LTspice · coupled traces model |
| 76 | MixedI²C / SPI Pull-up and Rise-Time Simulation | LTspice · open-drain · RC |
| 🏭 Application Circuits · Sensors · Drivers · Power Paths | ||
| 77 | AppThermistor / NTC Temperature Measurement Bridge | LTspice · thermistor model |
| 78 | AppStrain Gauge Wheatstone Bridge Amplifier | LTspice · IA · bridge |
| 79 | AppLED Matrix / Multiplex Drive Current Paths | LTspice · LED · switches |
| 80 | AppRelay Driver with Freewheeling Diode | LTspice · inductive load · .tran |
| 81 | AppBattery Charging Path Ideal Diode / OR-ing Controllers | LTspice · ideal diode |
| 82 | AppSolar Panel MPPT Conceptual Buck Interface | LTspice · PV model · converter |
| 83 | AppAudio Class-D Amplifier Half-Bridge Stage | LTspice · MOSFET · LC filter |
| 84 | AppMotor H-Bridge Drive with Shoot-Through Protection Timing | LTspice · .tran · dead-time |
| 85 | AppCapacitive Touch Sense RC Model | LTspice · variable C · .tran |
| 86 | AppUSB Power Path and Inrush Current Limiting | LTspice · soft-start · FET |
| 📐 Advanced · Monte Carlo · Worst-Case · Modelling | ||
| 87 | AdvMonte Carlo Analysis of Amplifier Gain Variation | LTspice · .mc · tolerances |
| 88 | AdvWorst-Case / Sensitivity Analysis of Filter Cutoff | LTspice · .step · .meas |
| 89 | AdvParametric Sweep of Component Values (.step param) | LTspice · .step |
| 90 | AdvTemperature Sweep of BJT Bias Point | LTspice · .temp · .op |
| 91 | AdvSubcircuit Modelling of a Custom IC Block | LTspice · .subckt |
| 92 | AdvFFT Analysis of Distortion in Amplifiers | LTspice · .four · FFT view |
| 93 | AdvBehavioural Modelling with B-Sources (Arbitrary Sources) | LTspice · B-sources |
| 94 | AdvComparison of Ideal vs Vendor Op-Amp Models | LTspice · library models |
| 95 | AdvEMI Filter Insertion Loss Simulation | LTspice · .ac · CM/DM concepts |
| 96 | AdvCapstone: Complete Sensor → Conditioning → ADC Front-End Design | LTspice · multi-stage · report |
All topics use LTspice (free from Analog Devices). Contact us for .asc files, plot notes, university-format report, PPT and viva Q&A.
Why Choose Us for LTspice Projects?
Bangalore-based guidance for ECE / EEE students on SPICE-based circuit design and verification.
Analog Fundamentals
RC/RLC, diodes, BJT/MOSFET amplifiers with DC bias, AC gain and transient checks against theory.
Op-Amps & Filters
Linear op-amp circuits, active filters, instrumentation amps and precision rectifiers with Bode analysis.
Power Electronics
Buck/boost converters, rectifiers, snubbers and LDO regulation with efficiency and ripple metrics.
Advanced Analysis
Monte Carlo, .step sweeps, FFT distortion and behavioural modelling for robust designs.
FAQ — LTspice Circuit Simulation Projects
Strong choices include op-amp active filters, buck/boost converters, CE amplifiers with bias design, bridge rectifiers with ripple study, Wien-bridge oscillators, instrumentation amplifiers and Monte Carlo tolerance analysis.
Yes. LTspice is free from Analog Devices and is widely accepted for university projects and industry prototyping.
Yes. Packages include .asc schematic files, simulation setup, waveform plots, university-format report, PPT and viva Q&A.
LTspice Project Lab — Bangalore
Simulation support for analog, power and mixed-signal LTspice projects.
Op-Amp &
Filter Design
Active CircuitsFilter Design
Buck / Boost
Converters
Power ElectronicsConverters
BJT / MOSFET
Amplifiers
Small-SignalAmplifiers
Rectifiers &
Regulators
Power PathsRegulators
Oscillators
& Timers
Signal Gen& Timers
Monte Carlo
& .step
Robustness& .step
Bode / FFT
Analysis
Frequency DomainAnalysis
Viva & Report
Support
DocumentationSupport