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24-layer PCB with 4+N+4 HDI structure

时间:2018/1/19 23:44:09
点击数:659

Key Specifications/Special Features:

24 layers
4+N+4 HDI
2.60mm thick
FR4(Tg180,CAF)
H OZ base copper on all layers
Drill bit 0.25mm
Green solder mask
Immersion gold surface finish
With impedance control
BGA pad size 0.28mm
Line width/space 4.0/5.0mil
Buried holes from L3 to L22
Laser via holes from L1 to L2, L2 to L3,L22 to L23, L23 to L24
Smart home application
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