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Return Current Path - Can Power Planes be used as Return Path?

Name: Return Current Path - Can Power Planes be used as Return Path?
Uploaded: 2022-05-25T14:30:12+00:00
Duration: 11 min 49 s

EsteemPCB Academy

Want to know about Return Current Path, What happens if there is a Power Plane underneath, Today I'm sharing the best ways to Simulate Return Paths on Cadence for free.

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▶Link of Return Current Video: https://youtu.be/PI2fmz3csgE

🎥Video Timeline:

○ Section-1 of Video

[00:00] Introduction of the Video.

[00:45] Problems due to Reference Plane Change

[01:26] #2 Principles for Return Current (AC & DC)

○ Section-2 of Video

[01:43] Capacitive Coupling way to visualize Return Current

[02:14] Eddy Current way to visualize Return Current

○ Section-3 of Video

[02:59] Cadence PSpice Model for Floating Plane b/w Signal and GND

[04:34] Low Capacitive Coupling Model and Simulation waveforms

[05:29] High Capacitive Coupling Model and Simulation waveforms

[07:18] Impedance Change, Driver will see if we add a Floating Plane

○ Section-4 of Video

[07:54] Application of Reference Plane Switching

○ Section-5 of Video

[10:45] Estimation of Impedance b/w Planes

[11:28] Outro

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✦ Important Cadence Links:

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https://www.orcad.com/orcad-free-trial

Read about the importance of having a clear PCB return current path: https://resources.pcb.cadence.com/blog/2019-the-plane-facts-of-pcb-return-current-paths

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✦ Support us by enrolling in EsteemPCB Courses on Udemy:

https://www.udemy.com/courses/search/?src=ukw&q=esteempcb

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✦ Signal and Power Integrity - Simplified: Dr. Eric Bogatin:

https://www.amazon.in/Signal-Power-Integrity-Simplified-Prentice-ebook/dp/B002HMJYBU

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#ReturnCurrent #ReturnPath #Cadence

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