LTSpice

LTspice is a powerful, fast, and free SPICE simulator software with schematic capture and waveform viewer capabilities. Developed by Analog Devices, it provides enhanced models and features for simulating analog circuits with high accuracy and performance, making it the industry standard for electronic circuit simulation.

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Engineering Simulators

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About LTSpice

LTspice is a high-performance SPICE (Simulation Program with Integrated Circuit Emphasis) simulator that has revolutionized electronic circuit design and analysis. Developed by Analog Devices (formerly Linear Technology), this powerful software tool combines schematic capture, waveform viewing, and advanced simulation capabilities into a single, integrated platform. What sets LTspice apart from other simulation tools is its exceptional speed, accuracy, and the fact that it's completely free for users worldwide. The software features a comprehensive library of device models, including specialized components for switching regulators, analog circuits, and mixed-signal systems. Engineers and hobbyists appreciate LTspice for its ability to handle complex simulations quickly, from simple DC analysis to intricate transient and AC analyses. The graphical user interface allows for intuitive schematic design, while the built-in waveform viewer provides detailed analysis of simulation results. LTspice supports various analysis types including operating point, transient, AC, noise, and DC sweep, making it versatile for different design requirements. The software also includes advanced features like Monte Carlo analysis, worst-case analysis, and parameter sweeping, which are essential for robust circuit design. With its extensive component library and the ability to import third-party models, LTspice accommodates virtually any electronic component or system simulation need. The simulator's popularity stems from its professional-grade capabilities without the associated costs of commercial SPICE tools. It's widely used in both academic settings and professional engineering environments, from initial concept validation to final product testing. Regular updates ensure that LTspice remains compatible with the latest Windows operating systems while continuously improving its simulation engine and expanding its component library.

Features

intuitive graphical interface

speed and accuracy

powerful SPICE simulation engine

integrated schematic capture

built-in waveform viewer

extensive component library

multiple analysis types

Monte Carlo analysis

worst-case analysis

parameter sweeping

third-party model import

regular updates

completely free

no usage limitations

professional-grade capabilities

cross-platform compatibility

System Requirements

Minimum Requirements

CPU

Any modern processor capable of running Windows 7 or later

Memory (RAM)

512MB RAM

Storage

300MB free space

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Latest Version

24.1.10

Added

Jan 20, 2025

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173 MB

Free

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