Stackup:
Thickness |
Thickness (mm) |
Layer |
Tolerance |
Tolerance (mm) |
.75 mil |
.02 |
Solder Mask |
±0.25mil |
±0.01 |
1.5 mil |
.04 |
1 oz copper |
+0.5mil |
±0.02 |
59 mil |
1.5 |
FR4 Substrate |
|
|
1.5 mil |
.04 |
1 oz copper |
+0.5mil |
±0.02 |
.75 mil |
.02 |
Solder Mask |
±0.25mil |
±0.01 |
PCB Substrate dielectric constant of 3.95 @ 1GHz