Johnson
Advanced Member level 2
![Advanced Member level 2](/styles/images/ranks/glevel2.gif)
In standard 4-layer PCB, and regarding the FAB limitation, how far we need to pullback the internal planes?
What about 10, and 16-layer boards?
Thank you,
What about 10, and 16-layer boards?
Thank you,
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Johnson said:And how much is the clearance of plane to via(and other PTH)? In AD's sample project, it was .5mm, which cause a lot of problem! It punch the plane and prevent accessing BGA inner row of pins! How can I fix it?