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Study mode:
on
1
What is this video about
2
The schematic
3
The board / circuit
4
Example: Long rise time
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2us rise time, no decoupling capacitor
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Fast rise time, no decoupling cap
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Fast rise time, moving probe
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Estimating decoupling capacitor value
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1000uF close to circuit
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1000uF far from the circuit
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1uF close to the circuit
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Where to place decoupling capacitor
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1 vs 2 capacitors
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Sometimes more is better
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Conclusion
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Why 100nF capacitor?
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Why PDN Graph?
Description:
Dive into a comprehensive video lecture by Eric Bogatin on selecting and positioning decoupling capacitors in electronic circuits. Learn through practical examples that demonstrate the function and importance of decoupling capacitors. Explore topics such as schematic design, circuit board layout, rise time effects, capacitor value estimation, and optimal placement strategies. Gain insights into the impact of capacitor proximity, quantity, and value on circuit performance. Understand the reasoning behind common practices like using 100nF capacitors and interpreting PDN graphs. Benefit from Bogatin's expertise in signal integrity and PCB design to enhance your electronic prototyping and design skills.

What Decoupling Capacitor Value to Use and Where to Place Them - Eric Bogatin

Robert Feranec
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