In this tutorial we are going to learn about WHAT IS REQUIREMENT FOR PCB FABRICATION?
There are many things a fabrication drawing must do, but utmost it must communicate how the board is to be inspected! This is your companies insurance policy… The board geometry must be defined, the layer stack up must be defined , the hole diameters & plating must be defined, the company, part number, revision level, the material, plating, solder mask type, surface finishes, silkscreen legend color & type, bow & twist, etc…. all essential if the accept or reject criteria is to be defined…. Definitely not just 4 essential information’s required… it’s all essential.