Description
Definition of single-sided flexible PCB
As a leader in flexible PCB manufacturing, Topfast leverages 17 years of industry experience to provide high-quality single-sided flexible circuit board solutions. Our single-sided flexible PCBs are made from premium polyimide materials, offering excellent bending performance and reliability for applications in consumer electronics, medical devices, automotive electronics, and more.
Product Advantages
Topfast’s single-sided flexible PCBs offer the following key benefits:
Ultra-Thin & Lightweight: Thickness as low as 0.1mm, weighing only 1/3 of traditional rigid PCBs
Superior Flexibility: Uses high-quality DuPont or Panasonic polyimide substrates, with a bending radius as small as 3mm
High Reliability: Tested for over 200,000 bending cycles, ensuring long-term stable performance
High-Temperature Resistance: Withstands extreme temperatures from -60°C to 260°C
Space-Saving: Adapts to complex 3D layouts, reducing device size
Technical Specifications
| Parameter |
Specification |
| Substrate Thickness |
12.5μm-50μm |
| Copper Foil Thickness |
12μm-35μm |
| Min. Line Width/Spacing |
50μm/50μm |
| Min. Hole Size |
0.1mm |
| Surface Finish |
ENIG, OSP, Chemical Silver |
| Bend Radius |
Dynamic: 10× board thickness; Static: 3× board thickness |
Applications
Topfast’s single-sided flexible PCBs are widely used in:
1. Consumer Electronics: Internal connections in smartphones, tablets, and wearables
2. Medical Devices: Portable monitors, endoscopes, and other medical electronic connections
3. Automotive Electronics: On-board cameras, sensors, and lighting system connections
4. Industrial Control: Flexible interconnects for robotics and automation equipment
5. Military & Aerospace: Connections for space-constrained avionics
Manufacturing Capabilities
Topfast operates a 20,000 sqm modern production facility with over 1,000 skilled technicians, equipped with:
High-precision laser drilling (min. hole size: 0.1mm)
Automated Optical Inspection (AOI) systems
Flying probe testers for 100% electrical performance verification
X-ray inspection for internal quality assurance
Vacuum lamination equipment for strong interlayer bonding
We strictly adhere to ISO 9001 quality management standards, implementing full-process monitoring from raw material procurement to final product delivery to ensure the highest quality.
Additional Services
Beyond single-sided flexible PCBs, Topfast also provides:
Double-Sided Flexible PCBs: For higher-density interconnect needs
Multilayer Flexible PCBs: 4-10 layer complex flexible circuit solutions
Rigid-Flex PCBs: Hybrid designs combining rigid and flexible advantages
Rapid Prototyping: Fast-turn samples in as little as 24 hours
DFM Analysis: Professional design-for-manufacturability assessment
Technical Support: One-on-one expert engineering assistance
Conclusion
With 17 years of expertise in flexible PCB manufacturing, Topfast is committed to delivering high-quality single-sided flexible circuit solutions. Our advanced equipment, stringent quality control, and extensive industry experience ensure that every flexible PCB meets the highest standards of performance and reliability. Whether for prototyping or mass production, Topfast provides the most competitive flexible PCB products and services. Contact us for more product details and technical support.