50 U” Hard Gold Plating, Selective Hard Gold, 0.5% Warp & Twist, Special Pcb/Pcba From Competitive Supplier From China

This special PCB is used in semiconductor test products, the min warp & twist is only 0.5%, the flatness of the PCB is very important to this product. Most of these products are HDI boards.
HDI–High-Density Interconnect PCB–Printed Circuit Board are defined as PCBs with higher wiring density per unit area than conventional PCBs. Nowadays, HDI PCBs are increasingly being used, and have made a big difference to technological advancement in the electronics industry.

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Pls contact us at [email protected] for your PCB/FPC/PCBA/FPCA/STENCIL/ASSEMBLY service.

Product Details

Layer count 16
Material FR-4 High TG, TG170, TG150, TG180
Board size(mm) 251 X 251
Board thickness 4.5mm
Outer layer copper 1 OZ
Inner layer copper 1 OZ
Min hole 0.3mm
Min trace width 3.5mil
Min trace gap 3.5mil
Aspect ratio 15:1
Surface treatment Flash plating gold, selective hard gold
Application The semiconductor industry, telecom communication, military industry
Solder mask color Green/blue/white/red/yellow/orange/purple
Silkscreen White/yellow/black
Standard MIL
Impedance Yes

Product Features

We support all kinds of PCB, includes HF(High-Frequency) & RF (Radio Frequency) board, Impedance controlled board, HDI board, BGA& Fine Pitch board. The benefits explained above make these PCBs suitable for use in several applications, which include Medical Equipment, Industrial Control, Aerospace, consumer products, and Military.

Pls contact us at [email protected] for your PCB/FPC/PCBA/FPCA/STENCIL/ASSEMBLY service.

Contact Us

Contact Person

Eddi Yan






ECheng Industrial Park,Tongqiao Town,Zhongkai High-Tech Zone,Huizhou,Guangdong,China


Room 402-405, Fu Lin Building, Qiao Tou, Fu Yong, Baoan,Shenzhen,Guangdong,China

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