Quartz Crystal Downsizing - Does Size Really Matter? IQD Frequency Products

With the drive towards miniaturisation, how does the size of quartz crystal or frequency products affect decisions on the circuit board?
This video presentation was created in collaboration with Wurth Elektronik and offers valuable advice regarding crystal downsizing. With thanks to Sarah Moschuez, WE.
Introduction to WE Digital Days
2:23 Overview from Sarah Moschuez, Frequency Products, Wurth Elektronik
4:45 Crystal Basics
7:10 Equivalent Circuit of a Crystal
7:56 Pierce Oscillation & Load Capacitance
10:26 Trim Sensitivity
11:45 Frequency Deviation
15:05 Crystal ESR
16:22 Negative Resistance Ratio / Safety Factor
18:16 Measurement of Negative Resistance
18:55 Negative Resistance vs Load Capacitance
20:16 Frequency Deviation Bigger vs Smaller Parts
22:43 General Design Recommendations - Load Capacitance
24:14 General Design Recommendations - Rs
26:14 General Design Recommendations - Drive Level
27:48 Problem Designing Smaller Crystals
29:06 Q & A
For more information, see our website: www.IQDFrequencyproducts.com where you can find data sheets for all of our products. E: [e-mail]
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Twitter: / iqdfrequency
Backed by a pedigree that has been developed since 1973, IQD Frequency Products is a recognised market leader in the frequency control market. We have operations in the UK, America, Asia and Europe.
With active customers in over 80 countries, IQD offers one of the most comprehensive frequency product ranges available, from low cost commercial grade product to that used in high reliability military and professional grade applications, including: Quartz Crystals, Crystal Clock Oscillators, VCXOs, TCXOs, OCXOs, Rubidium Oscillator, Industrial & Automotive Crystals & Oscillators (AEC-Q200 & IATF16949:2016 release).