HDI PCB Design Guide

The Ultimate How-To Guide for Your Blind and Buried Via Technology

Are you a PCB designer or electronics engineer? High-Density Interconnect (HDI) architectures can result in better manufacturing yields and lower costs for complex circuits. Our free downloadable guide explains everything you need to know about HDI design techniques.


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5 Chapters

52 Pages

10,000+ Downloads



1. OVERVIEW

    1.1 What is HDI?
    1.2 What is driving the increase preference for HDI PCBs?
    1.3 The cost of HDI
    1.4 What can go wrong?

2. THE KEY TO HDI PCB DESIGN SUCCESS

    2.1 The benefits of a planned approach
    2.2 Choose the right PCB material
    2.3 Have a plan for your PCB stack-up and microvia structure
          2.3.1 HDI stack-up classes
          2.3.2 Stacked vs staggered vias
    2.4 Key considerations in your HDI PCB design strategy

3. SIGNAL INTEGRITY FOR HDI

    3.1 Signal quality of one net
    3.2 Crosstalk noise
    3.3 The constraints of controlled impedance

4. MANUFACTURING FOR HDI

    4.1 Layers and laminations
    4.2 Mechanical vs laser drill
          4.2.1 Laser drilled microvias
    4.3 Hole fill process
    4.4 Drill-to-copper
    4.5 Landless via technology
    4.6 Surface finishes
    4.7 BGA breakout and fanout strategy
          4.7.1 Example of how to breakout a .4mm BGA
          4.7.2 Example of how to breakout a .5mm BGA

5. SIERRA CIRCUITS’ CAPABILITIES

    5.1 Sierra Circuits’ preferred materials
    5.2 Sierra Circuit’s HDI Stackup Planner online tool
    5.3 HDI Stackup Planner tutorial
    5.4 About Sierra Circuits

About Us

Sierra Circuits has been faithfully serving PCB designers and engineers since 1986, and has worked with over 20,000 customers since then. We specialize in PCB design, manufacturing and assembly and High-Density Interconnect technology. From PCB layout and design to assembly and manufacturing, Sierra Circuits handles all aspects of PCB production. We provide our customers with unprecedented quality, reliability, and a single point of support.



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