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High Density Interconnect (HDI) Boards

Sierra Circuits is a US based manufacturer of High Density Interconnect PCBs (HDI PCBs). Our HDI capabilities include laser microvias, blind and buried vias, fine lines and spaces, sequential lamination, via-in-pad technology. We have provided microelectronic pcbs with fine pitch devices down to 200 microns, using 50 micron laser drilled via-in-pad technology and thin build-up materials. Upload your data and receive a free consultation and review of your HDI design today or contact us if you need any design help. Experience our expertise and feel the difference.

HDI is used widely in the following areas:

  • Chip Packaging
  • Next-Generation Silicon
  • Supercomputing
  • Military
  • Aerospace
  • Medical

Customer Testimonial

  • SiemensPlease convey to all the Sierra Circuits team our thanks for a job well done. We received the boards as promised and they are now in use in our production test areas.

    Earl B.
    Project Administrator,
    Siemens Medical Solutions

  • Apple, Inc.Sierra Circuits has been consistent with great level of service, product quality, timely delivery of PCBs, and timely responses to all questions.

    Jose C.
    Engineer, Apple, Inc.
    Cupertino, CA

  • Battelle Science & Technology InternationalJust got the boards in my office. They look great! To you and your team a hearty thank you!

    Ryan S.
    Electronics Group,
    Battelle Science & Technology International

  • PerkinElmerI have found Sierra Circuits to be EXTREMELY supportive in resolving any issues in our PCB/Assembly. I feel they have consistently met me more than half way, which makes my job easier.

    Paul M
    Miamisburg, OH

  • Telegent SystemsThank you very much for the great job with my previous order! Everything was built right on time and quality was good!

    Michael K.
    Principal Engineer
    Telegent Systems, Sunnyvale, CA 94085

  • NXP Semiconductors (formerly, Phillips Electronics)Thanks for all of your help. You have great engineers. They were on phone with me constantly until I fixed all design/manufacturability issues. I really do appreciate the service.

    Zubin L.
    NXP Semiconductors (formerly, Phillips Electronics)
    San Jose, CA

  • LexmarkThanks for the great work on the boards! Your company is at the top of my list for future work.

    Matt L.

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