• 4 layers impedance PCB with 0.30MM BGA

4 layers impedance PCB with 0.30MM BGA

Special process : 0.30MM BGA , different impedance

4 layers impedance PCB with 0.30MM BGA

Minimum line width/space: 4mils

Surface finish: immersion gold

Board thickness: 1.20MM

Minimum drilled hole diameter: 8mils

Copper thickness: 1oz

Special process : 0.30MM BGA , different impedance

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