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| Brand Name : | Bicheng | 
| Model Number : | BIC-339.V1.0 | 
| Certification : | UL, ISO9001, IATF16949 | 
| Price : | USD9.99-99.99 | 
| Payment Terms : | T/T | 
| Supply Ability : | 5000PCS per month | 
| Delivery Time : | 8-9 working days | 
Large FPC (Flexible Printed Circuit PCB) Built on Polyimide with Yellow Coating and Immersion Gold for LED Lighting
(Flexible printed circuits are custom-made products, the picture and parameters shown are just for reference)
Specifications
| PCB SIZE | 218 x 218mm=1PCS | 
| Base Material: | Polyimide | 
| Number of Layers | Double sided PCB | 
| SMT | no | 
| Through Hole Components | Yes | 
| LAYER STACKUP | Copper ------- 35um(1oz) | 
| Adhesive | |
| Polyimide | |
| Adhesive | |
| Copper ------- 35um(1oz) | |
| Minimum Trace and Space: | 40mil/40mil | 
| Minimum / Maximum Holes: | 1.0mm/ 2.5mm | 
| Final foil external: | 1oz | 
| Final foil internal: | 0oz | 
| Final height of PCB: | 0.2mm ±0.05 | 
| Surface Finish | Immersion gold | 
| Solder Mask Apply To: | TOP, Bottom | 
| Solder Mask Color: | Yellow Coverlay | 
| CONTOUR/CUTTING | Punching | 
| Side of Component Legend | TOP, Bottom | 
| Colour of Component Legend | White | 
| VIA | Plated Through Hole(PTH) | 
| FLAMIBILITY RATING | UL 94-V0 Approval MIN. | 
| TEST | 100% Electrical Test prior shipment | 
| TYPE OF ARTWORK TO BE SUPPLIED | email file, Gerber RS-274-X, PCBDOC etc | 
| SERVICE AREA | Worldwide, Globally. | 



| Bicheng Flexible Printed Circuit Capability 2019 | ||
| No. | Specifications | Capabilities | 
| 1 | Board Type | Single layer, Doulbe layer, Multilayer, Rigid-Flex | 
| 2 | Base Material | PI, PET | 
| 3 | Copper Weight | 0.5oz, 1oz, 2oz | 
| 4 | LED Maximum Size | 250 x 5000mm | 
| 5 | General Maximum Size | 250 x 2000mm | 
| 6 | Board Thickness | 0.03mm-3.0mm | 
| 7 | Thickness Tolerance | ±0.03mm | 
| 8 | Mininum Drill Hole | 0.05mm | 
| 9 | Maximum Drill Hole | 6.5mm | 
| 10 | Tolerance of Drill Hole | ±0.025mm | 
| 11 | Thickness of Hole Wall | ≧ 8 um | 
| 12 | Minimum Track/Gap of Single Layer Board | 0.025/0.03mm | 
| 13 | Minimum Track/Gap of Double Layer and Multilayer Board | 0.03/0.040mm | 
| 14 | Etching Tolerance | ±0.02mm | 
| 15 | Minimum Width of Silk Legend | ≧ 0.125mm | 
| 16 | Minimum Heigh of Silk Legend | ≧0.75mm | 
| 17 | Distance from Legend to Pad | ≧0.15mm | 
| 18 | Distance from Opening Solder Mask of Drill Coverlay to Track | ≧0.03mm | 
| 19 | Distance from Opening Solder Mask of Punching Coverlay to Track | ≧0.03mm | 
| 20 | Thickness of Immersion Nickel | 100-300u" | 
| 21 | Thickness of Immersion Gold | 1-3u" | 
| 22 | Thicnkess of Immersion Tin | 150-400u" | 
| 23 | Minimum Electrical Testing Pad | 0.2mm | 
| 24 | Minimum Tolerance of Outline(Normal Steel Mould Punch) | ±0.1mm | 
| 25 | Minimum Tolerance of Outline (Precision Steel Mould Punch) | ±0.05mm | 
| 26 | Mininum Radius of Bevel Angle (Outline) | 0.2mm | 
| 27 | Stiffner Material | PI, FR-4, 3M Adhesive, PET, Steel Sheet | 
| 28 | RoHs | Yes | 
| 29 | Solder Mask Colour | Yellow, White, Black, Green | 



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| Company Info. | 
| Bicheng Electronics Technology Co., Ltd | 
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