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LT Spice Crash Course

LT Spice Crash Course. Presented by:. Goals of Tutorial. Become familiar with the interface Become familiar with basic commands, components, and different types of circuit simulations. Meant for students in ECE 335 & 336. Crash Course Parts. Section 1: Introduction Presentation

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LT Spice Crash Course

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  1. LT Spice Crash Course Presented by:

  2. Goals of Tutorial • Become familiar with the interface • Become familiar with basic commands, components, and different types of circuit simulations. • Meant for students in ECE 335 & 336

  3. Crash Course Parts • Section 1: Introduction Presentation • Section 2: Circuit Simulations

  4. What is LT Spice? • Linear Technology Simulation Program with Integrated Circuit Emphasis • LT Spice is an advanced circuit simulator

  5. Benefits of Using LT Spice • Cheaper, Saves Time, & Safer! • Less Risk of Error in Wiring • Schematics/Symbol Editor • Fast Simulation & Advanced Analysis

  6. Opening LT Spice

  7. Most Used Commands New, Open, Save Run/Simulate Zoom Commands Draw Commands EditingCommands Directives/Text

  8. Adding Components • Voltage Sources • Current Sources • Resistors • Inductors • Capacitors • Diodes • Transistors

  9. Creating A Circuit • Place components to create a simple RLC circuit • RLC – Resistor, Inductor, Capacitor • Remember to include a Ground!

  10. Creating A Circuit

  11. Simulation Analysis • Transient • Time increments • AC Analysis • Frequency increments • DC Sweep • Independent source increments • DC Op. Point • Operating Points

  12. Creating .Model Directives Level 1 Model • BF – β factor • VA – Early Voltage • IS – Saturation Current

  13. Questions? • Resources • This presentation: http://web.eecs.utk.edu/programs/etakappanu/events.php • Other sample tutorials • LTSpice Basic Tutorials • http://denethor.wlu.ca/ltspice/

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