Circuit layer |
ED copper |
1oz 2oz 3oz 4oz 5oz 6oz 10oz |
Dielectric breakdown |
6kV |
Base layer |
Aluminium iron and copper |
1.0mm 1.6mm 2.0mm 2.36mm 3.2mm |
Mechanical: peel strength pull strength |
Typical values 9 lb/in2 2000lb/in2 |
Thermal conductivity |
3.2W/m-K |
|
Thermal conductivity |
Typical 3W/m-K |
Dielectric layer |
Epoxy-based resin, typically Kapton |
.003 (75μm) |
Dielectric breakdown 6kV a.c. |
Dielectric thermal conductivity: 1.3W/mK |