LTspice Tutorial for Beginners - Let's Simulate Electronics! from Udemy

Updates:

On 06/09/2021: Lecture "Small-signal transfer function and Laplace transform" is updated to correct a typo in slides
On 01/05/2021: The zip file of all source files is updated to include newly added "Variable Resistor" simulation files
On 01/05/2021: A new lecture about "Variable Resistor" is uploaded. Thanks to William for his suggestion
On 05/09/2020: The zip file of all source files is updated to include two more missing LTspice files. Thanks to Robert
On 05/04/2020: Video and Lecture notes of "Fourier Theorem and Bode Plot" is updated to correct a typo. Thanks to Kris
On 05/04/2020: Lecture note of "types of dc sweep" is updated to correct a few typos. Thanks to Kris for pointing it out
On 04/15/2020: Fourier Theorem and Bode Plot_update.pdf has been uploaded to correct some reference links on the slides
On 03/03/2020: Videos are available in 1080p resolution.
On 03/03/2020: A typo in DC transfer function (.tf) slides is fixed. Thanks to Zhengzhong Zhao for pointing it out
On 01/07/2020: A new lecture about "Display op in transient simulation" is created
On 12/03/2019: The voltage pulse setup is updated according to the latest LTspice requirement: Lec 6 - Transient simulation (.Tran)
On 08/31/2019: A typo is corrected in both video and slides: Lec 17 - Small-signal transfer function and Laplace transform.

Up-to-date LTspice source files: "Download_LTspice Beginner_2021-01-05.zip"

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

LTspice tutorial that covers the most commonly used functions: such as transient, AC analysis, dc transfer functions, Laplace transform, sub-circuit, worst-case analysis, and more
Well-prepared and self-explanatory slides in PDF are downloadable. Use it as good reference for your daily work.
LTspice source files are downloadable. Run and see results in seconds.
All materials are based on the windows PC. Sorry Mac OS users.

What's inside

Learning objectives

Time-domain simulation: transient simulation (.tran), initial conditions (.ic), parameter sweep (.step),
Measure (.meas), piecewise linear functions (pwl) for voltage source, arbitrary behavioral voltage (.bv)
Dc operating point (.op), dc sweep (.dc), temperature (.temp), and dc transfer function (.tf)
Frequency-domain analysis: fourier theorem and bode plot, small-signal transfer function

Laplace transform, ac analysis (.ac), laplace transform by voltage dependent source
Netlist and spice syntax
Import third-party models, sub-circuit, and hierarchy
Worst-case analysis: probability distribution in ltspice, monte carlo, worst-case analysis

Time-domain simulation: transient simulation (.tran), initial conditions (.ic), parameter sweep (.step),
Measure (.meas), piecewise linear functions (pwl) for voltage source, arbitrary behavioral voltage (.bv)
Dc operating point (.op), dc sweep (.dc), temperature (.temp), and dc transfer function (.tf)
Frequency-domain analysis: fourier theorem and bode plot, small-signal transfer function
Laplace transform, ac analysis (.ac), laplace transform by voltage dependent source
Netlist and spice syntax
Import third-party models, sub-circuit, and hierarchy
Worst-case analysis: probability distribution in ltspice, monte carlo, worst-case analysis

Syllabus

Introduction

Course overview

Lecturer self-introduction

Brief introduction to LTspice. What is LTspice? Why use LTspice?

Other versions of SPICE.

Installation

This zip file contains all LTspice files for the lectures. Updated on 2020-05-09

Please download it and unzip it to your local PC.

You can use them directly to see results in seconds.

For practice and learning purposes, it would be a great idea to create your simulation files from scratch.

Good reference for LTspice, including websites, books, and 3rd party tutorials.

Note that the LTspice group has been moved to https://groups.io/g/LTspice

LTspice [email protected]

This group is dedicated to LTspice. It's independent from the owner of LTspice (ANALOG DEVICES (ADI) / Linear Technology).
LTspice is a free SPICE program for electronic circuit simulation.
The old LTspice group https://groups.yahoo.com/neo/groups /LTspice/info has been integrated into this group - messages, files and members have been merged. There is an additional folder with zip-files containing the files from the Yahoo group - https://groups.io/g/LTspice/files/LTspiceFiles .
Please don't attach files to your message. Instead upload attachements to the folder Temp - https://groups.io/g/LTspice/files/Temp .
Don't discuss in the topic "New file uploaded ...". The messages in this topic will be regulary deleted. Instead start a new topic with a useful subject title.

Go to this link and download the LTspice Hotkeys. Try to memorize them and use them as much as you can in the following lecturers.

https://www.analog.com/media/en/simulation-models/spice-models/LTspice_ShortcutFlyer.pdf?modelType=spice-models

Basic concepts about initial conditions

To enhance the understanding of syntax for .step

Traffic lights

Read about what's good

what should give you pause

and possible dealbreakers

Covers transient, AC analysis, and DC transfer functions, which are essential for circuit simulation and analysis

Includes downloadable LTspice source files, allowing learners to quickly run simulations and observe results

Provides well-prepared, downloadable PDF slides that can serve as a valuable reference for daily work

Materials are based on the Windows PC, which may exclude Mac OS users from fully utilizing the course

Explores worst-case analysis using probability distributions and Monte Carlo methods, enhancing simulation capabilities

Explores Laplace transforms and their application in circuit analysis using voltage-dependent sources

Reviews summary

Beginner-friendly ltspice simulation guide

According to learners, this course offers a clear and concise introduction to using LTspice for electronic circuit simulation, making it highly suitable for beginners. Students appreciate the practical examples and the availability of downloadable source files, which facilitate hands-on learning. The instructor is noted for being responsive to feedback and actively updating the course content, including fixing errors and adding new topics based on suggestions. While the course provides a solid foundation covering essential simulation types like transient, AC, and DC analysis, some reviewers note its focus is primarily on fundamental concepts. The material is presented in a structured and easy-to-follow manner.

Materials primarily based on Windows OS.

"Note that the materials are based on Windows PC. Sorry Mac OS users."

"It's mentioned upfront that it's Windows-based, which is a fair point."

"Mac users might need to adapt some steps, though the core concepts apply."

Provides a good base in LTspice fundamentals.

"It gave me a solid foundation on the basics of LTspice."

"Covers all the fundamental simulation types effectively."

"I feel confident tackling basic simulations after this course."

"Good overview of the essential functions and analyses in LTspice."

Instructor actively updates and responds to feedback.

"It is great to see the course being updated over time and incorporating student suggestions."

"The instructor's responsiveness to questions and feedback is commendable."

"Updates are frequent, which shows the instructor cares about improving the course."

"Thanks for adding the variable resistor lecture as suggested."

Includes useful examples and downloadable files.

"The exercises are good and the downloadable examples help a lot."

"I appreciate the provided simulation files to follow along or experiment."

"Having the source files available for download is incredibly helpful for practice."

"The examples used in the lectures are very practical and well-explained."

Well-suited for those new to LTspice simulation.

"Excellent content for beginners... If you are new to LTSpice, this is where to begin."

"Perfect for someone just starting with LTSpice."

"It's a good place to start for total beginners in LTspice."

"This course is a great entry point for anyone looking to start using LTspice."

Provides clear and easy-to-understand explanations.

"The tutor made the subject matter extremely clear and presented it in a very logical way."

"Everything was explained clearly and to the point. Perfect for getting into LTSpice."

"Content is very good and clear. Instructor seems to be very good at explaining concepts."

"Explains the concepts very well and presents them in a clear manner."

Primarily covers basic and intermediate functions.

"It's great for beginners but doesn't go deep into very advanced techniques."

"Could use more complex examples or discussion on specific niche applications."

"The course lays a good foundation but advanced users might seek more depth."

"Wish there were more exercises on challenging scenarios."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in LTspice Tutorial for Beginners - Let's Simulate Electronics! with these activities:

Review Basic Circuit Theory

Show steps

Solidify your understanding of fundamental circuit concepts. This will help you better grasp the simulations and analyses performed in LTspice.

Browse courses on Kirchhoff's Laws

Show steps

Review key concepts like Ohm's Law and Kirchhoff's Laws.
Practice solving simple series and parallel circuit problems.
Familiarize yourself with voltage and current divider rules.

Review 'Practical Electronics for Inventors'

Show steps

Gain a broader understanding of electronics principles. This will help you interpret simulation results and design more effective circuits in LTspice.

View Practical Electronics for Inventors, Fourth... on Amazon

Show steps

Read the chapters related to basic circuit components and analysis.
Work through the example problems to reinforce your understanding.
Refer to the book for explanations of electronic concepts.

Simulate Basic Circuits in LTspice

Show steps

Reinforce your understanding of circuit behavior. This will improve your ability to predict simulation results and troubleshoot errors.

Show steps

Build simple circuits like resistor dividers and RC circuits in LTspice.
Run transient simulations to observe voltage and current waveforms.
Vary component values and observe the changes in circuit behavior.

Four other activities

Expand to see all activities and additional details

Show all seven activities

Document Simulation Results

Show steps

Improve your ability to analyze and communicate simulation results. This will help you learn from your simulations and share your findings with others.

Show steps

Simulate a circuit and record the key simulation parameters.
Create a report summarizing the simulation results and your observations.
Include screenshots of the LTspice schematic and waveforms.

Design and Simulate a Simple Amplifier

Show steps

Apply your LTspice skills to a practical design problem. This will deepen your understanding of circuit design and simulation techniques.

Show steps

Choose an amplifier topology, such as a common-emitter amplifier.
Design the circuit and select appropriate component values.
Simulate the amplifier in LTspice and analyze its performance.
Optimize the circuit to meet your design specifications.

Read 'SPICE for Power Electronics and Electric Power'

Show steps

Expand your knowledge of SPICE simulation techniques for power electronics. This will enable you to simulate more complex and realistic circuits.

View SPICE and LTspice for Power Electronics and... on Amazon

Show steps

Review the chapters related to power electronic component modeling.
Study the example simulations and try to replicate them in LTspice.
Apply the techniques to simulate your own power electronics circuits.

Contribute to LTspice Model Libraries

Show steps

Deepen your understanding of component modeling and contribute to the LTspice community. This will enhance your skills and help others.

Show steps

Find or create a SPICE model for a component that is missing from the LTspice libraries.
Test the model thoroughly to ensure its accuracy and reliability.
Submit the model to the LTspice community for review and inclusion in the libraries.

Career center

Learners who complete LTspice Tutorial for Beginners - Let's Simulate Electronics! will develop knowledge and skills that may be useful to these careers:

Circuit Designer

A circuit designer creates and tests electronic circuits used in a variety of devices. Circuit designers use simulation software to model and analyze circuit behavior. Knowledge of simulation tools like LTspice is vital for this role. The course helps build a foundation in performing transient analysis, AC analysis, and DC sweeps, all of which are essential for circuit design. The course's coverage of importing third-party models and creating sub-circuits particularly helps the circuit designer, allowing them to efficiently simulate complex circuits and verify their performance before prototyping. This course, therefore, is a perfect launchpad for a career as a circuit designer.

See salaries and explore the career path for Circuit Designer

Analog Design Engineer

An analog design engineer designs and develops analog circuits and systems. This includes amplifiers, filters, power management circuits, and data converters. The course helps build a foundation in using LTspice for analog circuit simulation and analysis. The detailed coverage of transient analysis, AC analysis, DC sweeps, and Laplace transforms provides knowledge to design, simulate, and optimize analog circuits. Furthermore, the course's focus on importing third-party models and creating sub-circuits helps an analog design engineer efficiently simulate complex analog systems. Therefore, this course would certainly appeal to someone who desires to occupy the role of analog design engineer.

See salaries and explore the career path for Analog Design Engineer

Electronics Engineer

An electronics engineer designs, develops, tests, and supervises the manufacturing of electrical equipment. Someone in this role might work on equipment such as electric motors, machinery controls, lighting, wiring in buildings, radar, navigation systems, or other electrical and electronic equipment and components. This course in LTspice is a useful tool for engineers to simulate and analyze circuits before building physical prototypes. The time and frequency domain simulations, as well as the AC analysis covered in the course, help to ensure circuit designs meet specifications. The lectures on importing third party models and sub-circuits further help one build a strong foundation as an electronics engineer.

See salaries and explore the career path for Electronics Engineer

Power Electronics Engineer

A power electronics engineer designs and develops power electronic circuits and systems. These circuits are used to convert, control, and condition electrical power. LTspice is a popular tool for simulating power electronic circuits, and this course provides a solid foundation in its use. The course helps a power electronics engineer become familiar with transient simulation, AC analysis, and DC sweeps, useful for analyzing the behavior of power converters and control circuits. The coverage of worst-case analysis and Monte Carlo simulations is particularly helpful for ensuring the reliability and robustness of power electronic designs.

See salaries and explore the career path for Power Electronics Engineer

Hardware Engineer

A hardware engineer researches, designs, develops, and tests computer systems and components. This includes designing new hardware products and improving existing ones. The ability to simulate and analyze circuits is crucial for a hardware engineer. This course helps one simulate electronic circuits using LTspice. The course's comprehensive coverage of transient simulation, AC analysis, and DC transfer functions helps a hardware engineer predict circuit behavior and optimize designs. Furthermore, learning about importing third-party models and performing worst-case analysis in LTspice greatly assists a hardware engineer in ensuring the robustness and reliability of hardware designs.

See salaries and explore the career path for Hardware Engineer

Mixed Signal Circuit Designer

A mixed signal circuit designer works on circuits that contain both analog and digital components. Expertise in simulation tools like LTspice is crucial for this role. This course introduces the basic principles of simulating circuits using LTspice. By learning the basics of transient, AC, and DC analysis in LTspice, one will find themselves well-prepared for the role of mixed signal circuit designer. Furthermore, the course may help in the efficient modeling and simulation of complex mixed-signal circuits.

See salaries and explore the career path for Mixed Signal Circuit Designer

SPICE Modeler

A SPICE modeler develops and maintains accurate simulation models of electronic components. These models are used by engineers to design and simulate circuits using SPICE simulators. The focus of this course is LTspice, a widely used SPICE simulator. Learning the ins and outs of LTspice, including advanced techniques such as sub-circuit creation, worst-case analysis, and importing third-party models, directly translates into the skills needed to create and validate SPICE models. This course may be a good fit for anyone looking to specialize in SPICE modeling.

See salaries and explore the career path for SPICE Modeler

Control Systems Engineer

Control systems engineers design and develop systems that control dynamic systems. These systems often involve analog and digital circuits. Using LTspice can help the design of such systems. This course helps develop familiarity with using LTspice for circuit simulation and analysis. The course's coverage of transient simulation, AC analysis, DC sweeps, and Laplace transforms provides a strong foundation for designing and analyzing control systems. Therefore, this course is a great option for anyone who seeks to work as a control systems engineer.

See salaries and explore the career path for Control Systems Engineer

Test Engineer

A test engineer designs and implements tests to ensure that electronic products meet specifications and perform reliably. Test engineers often use simulation tools to generate test cases and analyze results. This course provides a foundation in using LTspice for circuit simulation, which is often used in test engineering. The course's coverage of transient simulation, AC analysis, and DC sweeps helps a test engineer understand circuit behavior and develop effective test strategies. Furthermore, the knowledge of worst-case analysis gained from the course helps a test engineer identify potential failure points and design robust test procedures.

See salaries and explore the career path for Test Engineer

Application Engineer

Application engineers provide technical support and guidance to customers using a company's products. This often involves helping customers design and simulate circuits using simulation tools like LTspice. This course helps build a foundation in using LTspice for circuit simulation. By covering transient simulation, AC analysis, and DC sweeps, it provides the knowledge needed to effectively support customers who are using LTspice to design and analyze circuits. Therefore, anyone who desires to work as an application engineer should consider this course.

See salaries and explore the career path for Application Engineer

FPGA Designer

An FPGA designer develops digital circuits using Field Programmable Gate Arrays (FPGAs). While FPGAs primarily involve digital design, analog components and signal integrity considerations often play a vital role. This course, focused on LTspice, may provide a foundation in simulating analog circuits and analyzing signal behavior. The course helps the designer to perform transient analysis, AC analysis, and signal integrity simulations, which are essential for ensuring the proper functioning of FPGA-based systems. Therefore, this course would certainly be useful for anyone looking to become an FPGA designer.

See salaries and explore the career path for FPGA Designer

Robotics Engineer

A robotics engineer designs, builds, tests, and maintains robots and robotic systems. These systems often involve complex electronic circuits and control systems. Knowledge of circuit simulation is valuable for a robotics engineer. This course helps one simulate and analyze circuits using LTspice. The course's coverage of transient simulation and frequency domain analysis, combined with the ability to import models from third-party vendors, provides foundational knowledge for designing and troubleshooting electronic components within robotic systems. Therefore, this course may be useful for anyone looking to become a robotics engineer.

See salaries and explore the career path for Robotics Engineer

Instrumentation Engineer

Instrumentation engineers design, develop, install, manage, and maintain equipment used to monitor and control engineering systems and processes. Many instruments rely on electronic circuits. Understanding the behavior and performance of these circuits is crucial. This course may help an instrumentation engineer simulate and analyze circuits using LTspice. The course's coverage of transient simulation, AC analysis, and DC sweeps helps an instrumentation engineer understand the performance characteristics of electronic instruments. Therefore, this course may be useful for anyone looking to become an instrumentation engineer.

See salaries and explore the career path for Instrumentation Engineer

Product Engineer

A product engineer is responsible for the design, development, and manufacturing of a product. This role requires a strong understanding of engineering principles and the ability to solve technical problems. Learning LTspice helps a product engineer simulate and analyze circuit designs, predict performance, and identify potential issues early in the development process. The course's coverage of worst-case analysis, Monte Carlo simulations, and parameter sweeps helps a product engineer ensure product robustness and reliability. Therefore, this course may be useful for anyone looking to become a product engineer.

See salaries and explore the career path for Product Engineer

Electronic Design Automation Engineer

Electronic Design Automation engineers develop and maintain software tools used for designing electronic circuits and systems. A strong grasp of circuit simulation principles is essential for this role. This course in LTspice helps build knowledge of circuit simulation techniques, such as transient analysis, AC analysis, and DC sweeps. Having a solid knowledge of how SPICE simulators work is critical, which this course may supply. Therefore, it would certainly be useful for anyone looking to become an Electronic Design Automation engineer.

See salaries and explore the career path for Electronic Design Automation Engineer

Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in LTspice Tutorial for Beginners - Let's Simulate Electronics!.

SPICE and LTspice for Power Electronics and...

Save

Focuses on using SPICE for simulating power electronics circuits. It provides detailed examples and explanations of how to model various power electronic components and circuits. This book is more valuable as additional reading than it is as a current reference. It is commonly used as a textbook at academic institutions and by industry professionals.

SPICE and LTspice for Power Electronics and...

Kindle Edition

$$$

Practical Electronics for Inventors, Fourth Edition

Save

Provides a comprehensive overview of electronics, covering both theoretical concepts and practical applications. It's a valuable resource for understanding the underlying principles behind circuit simulation. It is particularly helpful for those who need a refresher on basic electronics before diving into LTspice. It serves as a good reference for component characteristics and circuit design techniques.

Practical Electronics for Inventors, Fourth Edition

Paperback

LTspice Tutorial for Beginners - Let's Simulate Electronics!

What's inside

Learning objectives

Syllabus

Traffic lights

Save this course

Reviews summary

Beginner-friendly ltspice simulation guide

Activities

Career center

Reading list

Share

Similar courses