4-layer impedance-controlled fine-line immersion gold PCB circuit board

Application Industry：

Consumer Electronics

Application Products：

Smart Home Control Panel

Number of Layers：

4

Special Process：

Impedance Control

Surface Finish：

ENIG (Electroless Nickel/Immersion Gold)

Material：

FR4

Outer Layer Width/Spacing：

3.5/3.5 mil

Inner Layer Width/Spacing：

3.5/3 mil

Board Thickness：

0.8 mm

Minimum Hole Diameter：

0.2 mm