PCB Via Design Guide: Size, Aspect Ratio & Best Practices
August 28, 2026
Introduction A via may look like a simple hole in a PCB, but its drill diameter, pad diameter, annular ring, board thickness, plating, and layer
Introduction A via may look like a simple hole in a PCB, but its drill diameter, pad diameter, annular ring, board thickness, plating, and layer
In PCB design and manufacturing, engineers usually focus on impedance control, thermal performance, stackup structure, and signal integrity. However, the base material itself determines another
High-speed PCB design becomes necessary when the PCB interconnect starts to affect the voltage or timing seen by the receiver. There is no single clock-frequency
Lead-free HASL is usually the better starting point when cost matters and your assembly can tolerate some variation in pad height. ENIG becomes more useful
PCB manufacturing converts released design data into a tested bare circuit board through a controlled sequence of material transformation and verification steps. Each stage changes
PCB cost cannot be reduced to one reliable price per board, layer, or square inch. A bare-board quote depends on how the design uses a