Witgain Technology Limited
People First Integrity Service
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Printed Circuit Boards 4 Layer PCB With Impedance Control 50ohm
Main Features:
1 This pcb is made from FR4 TG150 material which has high reliability.
2 4 Layer with very precised line width&space
3 The surface treatment is immersion gold
4 Used in industrial control area, such as motors, sensor, machines
5 Need customer to send us the gerber file or PCB file
6 Our product is customized product.
7 ROHS, MSDS, SGS, UL, ISO9001&ISO14001 Certificated
Our Product Ranges:
| Our Product Categories | ||
| Material Kinds | Layer Counts | Treatments |
| FR4 | Single Layer | HASL Lead Free |
| CEM-1 | 2 Layer/Double Layer | OSP |
| CEM-3 | 4 Layer | Immersion Gold/ENIG |
| Aluminum Substrate | 6 Layer | Hard Gold Plating |
| Iron Substrate | 8 Layer | Immersion Silver |
| PTFE | 10 Layer | Immersion Tin |
| PI Polymide | 12 Layer | Gold fingers |
| AL2O3 Ceramic Substrate | 14 Layer | Heavy copper up to 8OZ |
| Rogers, Isola high frequency materials | 16 Layer | Half plating holes |
| Halogen free | 18 Layer | HDI Laser drilling |
| Copper based | 20 Layer | Selective immersion gold |
| 22 Layer | immersion gold +OSP | |
| 24 Layer | Resin filled in vias | |
PCB report have to include the following information:
1 Measurement: outline dimension, pcb thickness, plating thickness, actual hole size dimension, copper thickness, hole wall copper thickness, solder mask thickness, track and space width, warp and twist percentage;
2 Test and inspection: electrical test result, solder ability test result, visual inspection test result, micro section pcb with resin;
3 Other: date code, quantity etc.