Bicheng Electronics Technology Co., Ltd
| Payment Terms | T/T |
| Supply Ability | 5000PCS per month |
| Delivery Time | 8-9 working days |
| Packaging Details | Vacuum bags+Cartons |
| PCB material | Flexible polyimide |
| Layer count | 2 layers |
| PCB thickness | 0.22mm |
| PCB size | 51mm x 35 mm=1PCS, +/- 0.15mm |
| Copper weight | 2oz (2.8 mils) outer layers |
| Surface finish | Electroless Nickel Immersion Gold (ENIG) |
| Brand Name | Bicheng |
| Certification | UL, ISO9001, IATF16949 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 5000PCS per month |
| Delivery Time | 8-9 working days | Packaging Details | Vacuum bags+Cartons |
| PCB material | Flexible polyimide | Layer count | 2 layers |
| PCB thickness | 0.22mm | PCB size | 51mm x 35 mm=1PCS, +/- 0.15mm |
| Copper weight | 2oz (2.8 mils) outer layers | Surface finish | Electroless Nickel Immersion Gold (ENIG) |
| Brand Name | Bicheng | Certification | UL, ISO9001, IATF16949 |
| Place of Origin | China | ||
| High Light | 2-layer flexible PCB FR-4 stiffener ，0.22mm flexible PCB 2OZ copper ，FR-4 stiffener flexible circuit board | ||
Flexible Printed Circuit Boards (PCBs) have revolutionized the electronics industry, providing essential solutions for compact and lightweight designs. Let's delves into the construction, specifications, and applications of a double-sided flexible PCB made from polyimide, highlighting its advantages and potential uses.
| Specification | Details |
| Base Material | Flexible polyimide |
| Layer Count | Double sided |
| Board Dimensions | 51mm x 35mm (+/- 0.15mm) |
| Minimum Trace/Space | 5/5 mils |
| Minimum Hole Size | 0.4mm |
| Blind Vias | No |
| Flex Thickness | 0.22mm |
| Flex + PI Stiffener Thickness | 0.3mm |
| Flex + FR4 Stiffener Thickness | 1.34mm |
| Finished Cu Weight | 2oz (2.8 mils outer layers) |
| Via Plating Thickness | 20 μm |
| Surface Finish | Electroless Nickel Immersion Gold (ENIG) |
| Top Silkscreen | White |
| Bottom Silkscreen | No |
| Top Solder Mask | Yellow coverlay |
| Bottom Solder Mask | No |
| Electrical Testing | 100% Electrical test prior to shipment |
Thickness and Layer Configuration
The flex thickness is 0.22mm, with different thicknesses depending on the stiffener used:
- Flex + PI Stiffener: 0.3mm
- Flex + FR4 Stiffener: 1.34mm
PCB Stackup
The stackup of this 2-layer flexible PCB consists of:
- Copper Layer 1: 70 μm
- Adhesive Polyimide Core: 25 μm (1 mil)
- Copper Layer 2: 70 μm
This configuration combines flexibility with structural integrity, making it suitable for various applications.
Features of Adhesive Polyimide
The adhesive polyimide used in this PCB boasts several advantageous properties:
- Halogen-free and compliant with the EU RoHS directive, free of hazardous materials like Pb, Hg, Cd, Cr6+, PBB, and PBDE.
- Flammability rated at UL94 V-0.
- Exceptional flexibility and thermal resistance.
- Dimensional stability with a moisture absorption rate of 1.37-1.46%.
- A dielectric constant ranging from 3.31 to 3.34 at 10 GHz, crucial for high-frequency applications.
- Chemical resistance of 85% and a dissipation factor of 0.0188-0.0191 at 10 GHz.
Testing and Quality Standards
To ensure reliability, a 100% electrical test is performed before shipment, adhering to IPC-Class-2 quality standards. This rigorous testing process guarantees that every unit meets the necessary performance criteria.
Typical Applications
Flexible PCBs are widely utilized in various industries, including:
- Computers
- Mobile Phones
- Digital Cameras
- VCRs
- Automobiles
- Office Automation Equipment
These applications benefit from the lightweight and customizable nature of flexible PCBs, facilitating advanced designs that cater to modern electronic demands.
Conclusion
This flexible PCB, constructed from high-quality polyimide materials, exemplifies the advancements in PCB technology. Its specifications, robust construction, and versatile applications make it an indispensable component in today’s electronic devices, reflecting the industry's shift towards more flexible and efficient designs. With global availability, this PCB is poised to meet the needs of innovators across various sectors.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2003
Total Annual:
10 million-18 million
Employee Number:
350~450
Ecer Certification：
Verified Supplier
Company Profile Founded in 2003, Shenzhen Bicheng Electronics Technology Co., Ltd is an established high frequency PCB supplier and exporter in Shenzhen China, severing cellular base station antenna, satellite, high frequency passive components, microstrip line and band line circuit, millime... Company Profile Founded in 2003, Shenzhen Bicheng Electronics Technology Co., Ltd is an established high frequency PCB supplier and exporter in Shenzhen China, severing cellular base station antenna, satellite, high frequency passive components, microstrip line and band line circuit, millime...
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