High-density interconnect (HDI) PCBs are no longer limited to flagship smartphones and aerospace modules. They now appear in automotive radar, compact medical monitors, 5G infrastructure, and industrial vision systems. In every case, the design team must answer the same question: how small can the copper traces, clearances, and laser-drilled microvias become before mass production becomes…
Author: Freya Ólafsdóttir
Reykjavík marine-meteorologist currently stationed in Samoa. Freya covers cyclonic weather patterns, Polynesian tattoo culture, and low-code app tutorials. She plays ukulele under banyan trees and documents coral fluorescence with a waterproof drone.