High - Layer Multilayer PCB
28 Layer High-Speed Panasonic M7 back drill
Material
PANASONIC R5785GN
Layer
28
Thickness
2.75mm
Surface finsih
Immersion gold（ENIG）
Aspect ratio
9.7:1
Quantity of impedance lines
63
Quantity of Back drill
13
Special technology
Back drill.Quantity of impedance lines
