nsmd & smd pad design for fine pitch BGA's

[v_kumar]

smd nsmd design

can anyone help me or provide some document for fine pitch bga's like 0.8mm, 1mm & 1.27mm regarding the nsmd pad's & smd pad's design for bga ball's.

 

[neena]

nsmd smd

Go through this Doc

http://hunterpcb.com/files/SeminarPresentations/37095BGA_092304.pdf


Regards
Neena

 

[melc]

bga pad design

This is covering also some of your question:

https://www.pcblibraries.com/resources/GEN-docs.asp

"Metric Via Fanout BGA"