This tip is a quicky but very handy! When programming a tray into your pick and place, you will need to know the X&Y dimensions. This sounds simple but measuring them with calipers can be annoying which is when we found this really handy PDF from a JEDEC tray maker that has all the dimensions ready to go!
You can grab the PDF here, for QFP trays.This guide was first published on Jul 29, 2012. It was last updated on Oct 18, 2018. This page (JEDEC Trays) was last updated on May 04, 2015.