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Green Low Cost PCB Fabrication Four Layer PCB Design Au 30U" Gold Fingers
Key Specifications/Special Features:
Green solder mask,
Gold fingers (Au 30U")
Immpedance control PCB
4L
Shipping Information:
Lead Time:5 - 8 days
Item | Mass Production | Sample |
Max. Layers | 16layers | 24layers |
Max. Board Size | 21"x24" | 21"x26” |
Material | FR4,CEM1,High Tg, Al base material, etc. | Rogers, Nelco, etc. |
Max. Board Thickness | 0.4mm~6.0mm | <0.4mm and >7.00mm |
Min. Core Thickness | 0.10mm | 0.10mm |
Min. Track Width/Space | 4mil/4mil | 3mil/3mil |
Max. Copper Thickness | Inner Layer: 4Oz | Inner Layer: 8Oz |
Min. Drill Size | 0.2mm | 0.15mm |
PTH Diameter Tolerance | ±3mil | ±2mil |
Aspect Ratio | 8:1 | 12:1 |
PTH Wall Thickness | 18um-25um | 16um-35um |
Min solder mask bridge | 0.13mm | 0.10mm |
Min solder mask window | 0.10mm | 0.08mm |
V-cutting Tolerance | ±0.13mm | ±0.10mm |
Outline Dimension | ±0.13mm | ±0.10mm |
Warp and Twist | ≤0.7% | ≤0.5% |
Controlled Impedance | ±10% | ±5% |
Surface Treatment | HASL | HASL |
Surface Treatment | HASL Lead Free | HASL Lead Free |
Immersion Gold | Immersion Gold | |
Immersion Tin | Immersion Tin | |
Immersion Silver | Immersion Silver | |
Flash Gold | Flash Gold | |
OSP | OSP | |
Gold Finger | Gold Finger | |
Selective hard gold | Selective hard gold |