Multilayer PCB

详情

PCB Specification：

Panel Size                  **0 x **0mm
Material                        FR4
No. of Layers              4
Board Thickness       1.6mm
Surface Finish             ENIG
Copper Weight           1/1/1/1 OZ       
Solder mask                Green,LPI
Legend                          White
Panel Form                  2*4
Profilling                        CNC
Packing                         Vacuum plastic and cartons
Application                    Communication

The design does not contain Blind Vias 
The design does not contain Buried Vias  
The design does not contain holes smaller than 0.*5mm (0.**0inches)

The design conforms to the following design rules
(For multilayer boards)
Minimum track thickness 5 mil (0.*3mm)
Minimum track clearance 5 mil (0.*3mm)
(For single and double sided boards)
Minimum track thickness 6 mil (0.*5mm)
Minimum track clearance 6 mil (0.*5mm)

Layer Description
(Note: Inner layers are counted from the top downwards)

Top Silk Screen Overlay       Designname.GTO
Top Solder Mask                   Designname.GTS
Top Copper                            Designname.GTL
Inner Copper 1                       Designname.G1
Inner Copper 2                       Designname.G2
Bottom Copper                       Deignname.GBL
Bottom Solder Mask             Designname.GBS
Bottom Silk Screen               Designname.GBO
NC Drill File                            Designname.GDD
Outline                                     Designname.GM1