Staying Healthy: The Print Process Checkup, Part 2

摘要

I'm Suer Since my last column readers have all their material volume in control, so let's move to the two other areas central to a healthy print process: location and timeliness/repeatability.rnProper alignment of the board and stencil are essential for high-yield printing. So, if experiencing problems with location, evaluate the following inputs:rnBoard and stencil fiducials. When fiducial placement on the board is incorrect, it's generally an etching issue or a plating issue. With etching, if the board is solder mask defined, it comes down to the quality of how the mask was defined and the technique used.