#126 #ltspice
In this video I look at how quartz crystals can be modeled using LTspice. Considering there are not a lot of available models out there, afterwards I look at how the necessary parameters can be measured on practical components.
More videos on crystals:
LTspice Crystal modeling: https://youtu.be/MWQCZGXpSSc
Oscillation frequency measurement: https://youtu.be/cygasKvdbP8
Drive level measurement: https://youtu.be/DQ1Gsfw5nk0
Negative resistance measurement: https://youtu.be/scc17Z8126c
Datasheets used:
https://abracon.com/Support/SPICE/Resonators/ABM8-Series%20ParameterTest%20Data_SPICE%20MODEL.pdf
https://www.tme.eu/Document/6527d4ac6cd20f858e4312ccc80ef7ce/YIC-49US_49SMT-quartz_crystal.pdf
https://www.ctscorp.com/wp-content/uploads/ATS-ATSSM.pdf
Further reading:
https://ecsxtal.com/news-resources/electronic-components-technical-guides/125-electronic-component-technical-guides/124-quartz-crystal-design-parameters
https://txccrystal.com/term.html
LTspice Tutorial series:
EP1-Getting started:
https://youtu.be/JRcyHuyb1V0
EP2-AC simulation and the Baxandall tone control circuit:
https://youtu.be/P_ENvucaZkI
EP3-.param and .step directives:
https://youtu.be/ARE5nwiHI0Q
EP4-How to import libraries and component models: https://youtu.be/8V5XabccFaE
Ep5- Stock example simulations to play with: https://youtu.be/MwfeMjcM4zY
Ep6- Basics of FFT analysis and .four statment: https://youtu.be/rVAvW1Jh2AE
EP7- Dependent voltage and current sources
https://youtu.be/Jn8mJG3qeoo
Ep8- Turning a datasheet into a component model
https://youtu.be/0smuo8bMRn4
EP9- Independent voltage and current sources
https://youtu.be/nPZ7vneN3v8
Ep10- .wave statement and audio file processing
https://youtu.be/mdJm-TzrBsA
Ep11 The effect of temperature on your circuit
https://youtu.be/VzxnNrOMcMo
EP12 Modeling a DC brushed motor
https://youtu.be/Wc4XzTrWSpo
Ep13- Worst Case, Monte Carlo and Gaussian statistics circuit analysis
https://youtu.be/NdGqboW2VcY
EP14 - Digital circuits and logic gates https://youtu.be/JttE2NObDPM
EP15- SMPS EMI and electrical noise and filters
https://youtu.be/QEAzcaiBrpY
EP16- Feedback loop simulation
https://youtu.be/X4yaBwaO1gk
Ep17 - Verifying Simulation Models
https://youtu.be/DSDiIkKQaAE
Ep18 - Simulating Capacitors
https://youtu.be/QpWPTolhfEo
Ep 19 - Simulating Inductors
https://youtu.be/65fNDRows90
EP 20 - Noise simulations
https://youtu.be/Dh5XmFXlljI
Ep21 - Models and Libraries
https://youtu.be/GUFMfSlD2AM
Ep22- Voltage and current limited source
https://youtu.be/DnKnuJd3-ec
Ep23- Measuring Power Factor
https://youtu.be/qZXOMPxbqh8
Ep24 - Modeling a vacuum tube triode
https://youtu.be/7v9dG1uteAQ
Ep25- Using standard symbols
https://youtu.be/BFMVujjH0lo
Ep26- Modeling transformers
https://youtu.be/muUwe8X51oY
Ep27 - Stepping sets of parameters
https://youtu.be/1iOzX91LJ8g
EP28 - Simulating Quartz crystals
https://youtu.be/MWQCZGXpSSc
Special Thanks to all my supporters on Patreon! Especially @afiskon and Ralf B.!
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