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Home > Knowledge Base > HDI PCB Stack-up Guide | Huaqiu PCB

HDI PCB Stack-up Guide | Huaqiu PCB

2026-09-23  |  Views

HDI structures trade cost against routing density:

  • 1+N+1: entry HDI, 0.15mm laser microvia
  • 2+N+2: dense BGA breakout, stacked vias
  • Anylayer: ultimate density for mobile-class designs
  • Fill and cap plating considerations

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