Load Board

Layer count: 34 layers

Board thickness: 4.75mm

Material: IT-180A

Thickness-to-diameter ratio: 32:1

Finished size: 430x435mm

Surface finish: ENIG+Hard Gold (50u" gold thickness)

Trace width: 3.5mil

Hard gold pitch: 4mil

Impedance tolerance: ±5%

Minimum distance from via to trace: 4.8mil

Minimum drill hole diameter: 0.15mm

Via process: resin plug via + plated and filled via