MANUFACTURING.md 337 B

BOARDS

  • UPPER board

    • 0.8mm thickness
    • 8 layers (not for v2 prototype)
    • HDI
  • LOWER and BoB

    • 0.8mm thickness
    • 6 layers
    • (probably) no HDI

TRACKS

  • Ordinary (non-power and not necked for BGAs) tracks
    • 6 mil tracks / 6 mil separation (around 1.5 mm)

SOLDERING

  • Vapour-phase reflow soldering