| Key factors | 2017년 | 2018년 |
|---|---|---|
Max.layer count |
46 Layers |
48 Layers |
Min./Max. Board Thickness(inch) |
0.276 |
0.315 |
Copper thickness Inner Layers(inch) |
0.000695 / 0.00276 |
Standard |
Copper thickness Outer Layers(inch) |
0.00193 / 0.00399 |
Standard |
Min. finished Hole size(inch) Board Thickness |
0.0118 / 0.126, 0.0157 / 0.189 |
0.00984 / 0.126, 0.0118 / 0.189 |
Min.Line Width/Space Outer Layers(inch) |
0.00276 |
0.00197 |
Min.Line Width/Space Inner Layers(inch) |
0.00197 |
0.00118 |
Impedance Control(%) |
7% |
5% |
Surface Finish |
HASL/OSP/Immersion Gold/ |
HASL/OSP/Immersion Gold/ |