A star-shaped Vdd net reduce ground osci

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PCB manufacturing consists of many steps, such as PCB CAM, Panelization, Copper patterning, etc. This group is mainly talked about the problems during PCB manufacturing!

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A star-shaped Vdd net reduce ground oscillations Reply 2016-06-11 21:02:21

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Hector Jose

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Will a star-shaped Vdd net reduce ground oscillations?

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Reply 2016-06-11 21:02:21

Statement: This post is only the personal view of the author and does not represent the opinions of ALLPCB.com.

reilhacpierre

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Star shaped power Vdc does not affect Ground plane resonance. But it can reduce path lengths on Vdc. Inductance is determined by length and width ratio and Zo is determined by conductor width to ground plane gap ratio.

Reply With Quote 2016-10-12 20:58:26