ltspice iv tutorial - johns hopkins university whiting...
TRANSCRIPT
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LTSpice IVEDL Spring 2016
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LTSpice IV – Importance
• SPICE simulation of circuits (BEFORE PHYSICALLY BUILDING THE CIRCUIT!!)• Test integrity of circuits• Predict circuit behavior
• Schematic and symbol editor
• Library of passive elements (R,L,C components)
• Library of LT (Linear Technology) components• Macromodels of these components
• Simulate and view waveforms
• Transient, AC and DC/Stead-state analysis, DC Operating points
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LTSpice IV – Download/Install
• LTSpice IV (Free)
• http://www.linear.com/LTspice
• For Windows or Mac
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GETTING STARTED
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Getting Started – New Schematic
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Getting Started - Toolbar
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LTSpice IV - Hotkeys
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LTSpice IV – Specifying Units
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Running Simulations
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Setup Simulations (i.e. Transient simulation)
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Running Simulations
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Probing Circuit (to view waveforms)
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Viewing Voltage Across Two Different Nodes
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Viewing Power Dissipation
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LTSpice IV Helpful Links
• Download: http://www.linear.com/designtools/software/#LTspice
• Getting-Started Tutorial: http://cds.linear.com/docs/en/software-and-simulation/LTspiceGettingStartedGuide.pdf
• Simulating - AC Analysis: http://www.linear.com/solutions/4581
• Simulating - DC/Transient Analysis: http://www.seas.upenn.edu/~jan/LTspice/ESE216LTSpiceDC&TransientSimulations.pdf
• Simulating - DC Operating Points: http://www.zen22142.zen.co.uk/ltspice/dccircuits.htm
• Importing/Exporting PWL (Piecewise Linear) Signals: http://www.linear.com/solutions/1815
• Adding Third-Party Models: http://www.linear.com/solutions/1083
• Importing/Exporting WAVE file (audio signals): http://electrostud.wikia.com/wiki/Using_WAVE_files_as_input/output_in_LTSpice
• LTSpice for Mac: https://www.youtube.com/watch?v=gdRqZwrrXwU