Ipc-7351c Pdf

The concepts developed for the "C" revision still influence modern PCB footprint tools like PCB Footprint Expert :

When searching for an ipc-7351c pdf , look for the appendix tables that list every common component (Resistors, Caps, QFPs, BGAs) with their A/B/C dimensions. ipc-7351c pdf

Here is the deep reality of what this document dictates, often without you realizing it: The concepts developed for the "C" revision still