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Pcb Board For Keyboards With Bga Immersion Gold And 70um Copper Thickness - China

price: contact company for price


Base material: FR4

Layer count: double- sided board

Board thickness: 1.0mm

Copper thickness: 70um

Surface finishing: HASL

Soldermask color: red

Size: 154.2 x 62.3/ 2up

Technical parameters:

Surface treatment: HASL ( LF) , immersion gold, flash gold, OSP, immersion tin, immersion silver, HASL and gold finger, selective nickel

Laminate: CEM- 3, PTFE, FR- 4 ( high TG and more) , metal base ( AL, CU and more) , Rogers and more

Layers: 16 layers ( maximum)

Board size: 20 x 48- inch ( maximum)

Board thickness: 0.4 to 5.5mm

Copper thickness ( maximum) :

Inner layer: 4oz

Outer layer: 5oz

Track width: 4 mils/ 0.1mm ( minimum)

Track space: 4 mils/ 0.1mm ( minimum)

Hole size: 8 mils/ 0.2mm ( minimum)

Laser hole size: 4 mils/ 0.1mm ( minimum)

PTH wall thickness: 0.8 mils/ 20um

PTH diameter tolerance: ±3 mils/ 76um

NPTH diameter tolerance: ±2 mils/ 50um

Aspect ratio: 10: 1

Impedance control: ±10%

Company Contact:

  • Phone: 008675586215150

  • Address: :3F,Block B1,HengFeng Ind.Zone,Hezhou,Xixiang,BaoA, shenzhen, China

  • Email: Email

Published date: August 26, 2014 -

  • Business Description: The products extends from 2 20 layer FR4 circuit boards, single/double

    sided aluminum base /copper base circuit boards, to 2 8 layer high

    frequency microwave circuit boards and double sided /multilayer 2 6 OZ

    heavy copper circuit boards.

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