China Electronic Fr4 PCB Tg170 Electric PCB Board Fr4 Double Layer Bare PCB, Find details about China PCB, Double Layer Bare PCB from Electronic Fr4 PCB Tg170 Electric PCB Board Fr4 Double Layer Bare PCB
Size of PCBA | 60.22 X 132.27mm |
Number of Layers | 4 |
Board Type | PCBA |
Board Thickness | 1.6mm |
Board Material | FR-4 1.6mm |
Board Material Supplier | Shengyi |
Tg Value of Board Material | 60ºC |
PTH Cu thickness | ≥20 µm |
Inner Layer Cu thickness | 35 µm |
Surface Cu thickness | 35 µm |
Coverlay Colour | Yellow Coverlayer / Green solder mask |
Number of Coverlay | 2 |
Thickness of Coverlay | 25 µm |
Stiffener Material | no |
Stiffener Thickness | N/A |
Type of Silkscreen Ink | IJR-4000 MW300 |
Supplier of Silkscreen | TAIYO |
Color of Silkscreen | White |
Number of Silkscreens | 2 |
Peeling test of Coverlay | No peelable |
Legend Adhesion | 3M 90ºC No peeling after Min. 3 times test |
Surface Finish | Immersion Gold |
The thickness of Nickle/Gold | Au: 0.03µm(Min.); Ni 2-4µm |
RoHS Required | Yes |
Flammability | 94-V0 |
Thermal Shock Test | Pass, -25ºC±125ºC, 1000 cycles. |
Thermal Stress | Pass, 300±5ºC,10 seconds, 3 cycles. No delamination, no blistering. |
Function | 100% Pass electrical test |
Workmanship | Compliance with IPC-A-600H & IPC-6013C Class 2 |