Step Copper PCB Circuit Boards With External layers has a Combination of the standard(4OZ) and Heavy /EXTREME(30oz) Copper
PCB boards Spec:
Copper weight:4OZ and 30OZ
1. what is the maximum copper weight that you can cater?
2. Are there special notes that should be declared on the FAB note instructions? (e.g. minimum trace width, minimum spacing… etc.)
If this heavy copper ,min trace width and space is 10OZ 25MIL 20OZ 50MIL 30OZ 80MIL
> external layers has a combination of the standard and Heavy /EXTREME Copper.
See sample pic showing 2oz, 10oz, 20oz & 30oz
Can this be done??
Yes,this can be done
4. Is via stitching applicable?
Yes,but must enough big
5. Minimum layer stack-up?
Over 10OZ 1 layer and 2 layer more
Contact: Ms Tracy
Phone: 0086 18682010757
Tel: 0086 18682010757
Add: BludingA,Shixiaganglian Industrial Park,Shajing,Baoan,Shenzhen,China