What is Ultra HDI PCB?


To be defined as an Ultra HDI PCB, the circuit board must have:

  • Conductor width and isolation distance below 50 µm
  • Dielectric thickness below 50 µm
  • Microvia diameter below 75 µm
  • Product characteristics that exceed the existing IPC 2226 level C standard

Learn more about Ultra HDI in this video.

Design guidelines for ultra HDI

Download our PCB design guidelines for Ultra HDI to get your design right from start.

More information about Ultra HDI PCBs