PCB Drill Size Vs Finished Hole Size: What Should Designers Specify?
PCB designers should normally specify the required finished hole diameter and tolerance; the PCB manufacturer should select the production drill […]
PCB Conductive Anodic Filament (CAF): Why Insulation Fails Between Vias
PCB conductive anodic filament failure occurs when copper-containing conductive material grows through the PCB dielectric under moisture, electrical bias, and
PCB Delamination: Why PCB Layers Separate And How To Prevent It
PCB delamination means that bonded materials inside a printed circuit board have separated. It is generally unacceptable when it reduces
PCB Warpage: How Much Bow And Twist Is Acceptable?
PCB warpage is acceptable only when the measured bow or twist stays within the drawing requirement and does not disrupt
PCB Thickness: How To Choose The Right Board Thickness
What Is PCB Thickness? PCB thickness is the finished distance between the two outer surfaces of a printed circuit board,
PCB Edge Plating: When Is Side Plating Worth The Extra Cost?
What Is PCB Edge Plating? PCB edge plating is a fabrication process that deposits conductive metal along one or more
PCB Gold Fingers: Why Hard Gold, Beveling, And Contact Design Matter
What Are PCB Gold Fingers? PCB gold fingers are gold-plated contact pads positioned along a printed circuit board edge so
PCB Slots And Cutouts: What Designers Must Specify Before Fabrication
What Are PCB Slots And Cutouts? PCB slots and cutouts are routed, drilled, punched, or laser-processed openings used to fit
PCB Edge Clearance: How Far Should Copper And Components Be?
What Is PCB Edge Clearance? PCB edge clearance is the minimum distance between the finished circuit board outline and nearby
PCB Fiducial Marks: Complete SMT Placement Guide
What Are PCB Fiducial Marks? PCB fiducial marks are exposed copper reference points used by automated assembly equipment to identify