|
Permitivities of Common Materials
| Material |
|
Relative Permitivitty |
Loss Tangent |
| Alumina |
99.5% Pure |
9.8 |
0.0001 |
| FR4 |
Fiberglass |
4.2-4.9 |
0.01-0.016 |
| GaAs |
|
12.9 |
0.002 |
| GML-1000 |
0.030 inch laminate |
3.2 +/- 0.05 |
.002-.005 |
| GML-1000 |
0.060 inch laminate |
3.05 +/- 0.05 |
.002-.005 |
| PTFE |
|
2.1 |
0.0003 |
| Quartz |
|
3.78 |
0.0001 |
| RO4350B |
|
3.48 +/- 0.05 |
.0031-.0037 |
| RT/duroid 5870 |
|
2.33 +/- 0.02 |
0.0005 - 0.0012 |
| RT/duroid 5880 |
|
2.20 +/- 0.02 |
0.0004 - 0.0009 |
| Silicon |
Si |
11.8 |
|
| Silicon Dioxide |
SiO2 |
4.5 |
|
| Silicon Nitride |
Si3N4 |
7.5 |
|
Disclaimer: While I have tried to ensure that
the material property data contained here is accurate,
I cannot guarantee its accuracy. In no event shall the
provider of this information be held liable in the event
of a mistake in the reported values.
|
