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Home Newly Shipped RF PCB SF201 Adhesiveless Polyimide Flexible PCB 0.13mm Single layer FPC Flexible Printed Circuit

SF201 Adhesiveless Polyimide Flexible PCB 0.13mm Single layer FPC Flexible Printed Circuit

The SF201 adhesiveless Polyimide flexible PCB is a highly advanced and versatile solution for modern electronic devices. With its exceptional material properties

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SF201 Adhesiveless Polyimide Flexible PCB 0.13mm Single layer FPC Flexible Printed Circuit


Product Description:

The SF201 is a cutting-edge adhesiveless Polyimide flexible PCB that offers exceptional performance and reliability in various electronic applications. With its superior material composition and advanced construction, this PCB provides unparalleled flexibility, excellent electrical properties, and remarkable chemical resistance. The SF201 FPC flexible printed circuit is designed to meet the demands of modern electronic devices, ensuring high-quality performance and durability.


Introduction of SF201 - Single side adhesiveless flexible copper clad laminate:

The SF201 is constructed using a Polyimide flexible PCB material, renowned for its exceptional characteristics. This advanced material boasts a Dielectric Constant (Dk) of 3.51 at 10 GHz/23°C, ensuring reliable signal transmission and minimizing signal loss. Additionally, it exhibits an impressively low Dissipation Factor of 0.0059 at 10 GHz/23°C, enabling efficient and accurate data transfer.


The peel strength of the SF201 polyimide flexible circuit is an outstanding 1.27 N/mm, ensuring excellent soldering reliability and dimensional stability. Moreover, the PCB demonstrates a water absorption rate of just 1.4%, making it highly resistant to moisture-related issues. Its chemical resistance surpasses 90%, providing protection against corrosive substances commonly encountered in various environments.


The SF201 polyimide Flex PCB is built to withstand rigorous usage, thanks to its folding endurance of over 5000 times. This remarkable feature ensures the longevity and reliability of the PCB, making it suitable for applications subjected to frequent bending and flexing.


Single layer FPC PCB


The SF201 polyimide flex circuit offers a multitude of benefits that make it an ideal choice for a wide range of electronic applications:


a. Excellent Soldering Reliability, Dimensional Stability, and Chemical Resistance:

The SF201 guarantees exceptional soldering reliability, ensuring secure connections and minimizing the risk of failure. Its dimensional stability ensures consistent performance even under challenging conditions. Additionally, the PCB's outstanding chemical resistance safeguards against the degradation caused by exposure to harsh chemicals, making it highly durable and long-lasting.


b. Superior Flexibility and Electrical Properties:

With its adhesiveless construction and Polyimide material, the SF201 exhibits remarkable flexibility, allowing it to conform to complex shapes and configurations. This flexibility enables seamless integration into space-constrained designs. Furthermore, the PCB demonstrates excellent electrical properties, ensuring reliable signal transmission and minimizing signal distortion.


c. Halogen-Free and Flammability UL94 V-0:

The SF201 is designed with safety in mind. It is halogen-free, minimizing environmental impact and reducing health hazards. Additionally, it meets the stringent flammability standards of UL94 V-0, providing peace of mind in terms of fire safety.


d. RA Copper Foil and Reverse Treated Foil Options:

The SF201 offers flexibility in copper foil options. It is available with both Rolled Annealed (RA) copper foil and Reverse Treated (RT) foil, allowing customers to choose the most suitable option based on their specific requirements.


e. Copper Weight and Polyimide Thickness Options:

To cater to a wide range of design needs, the SF201 provides multiple choices for copper weight and Polyimide thickness. Copper weight options include 12μm, 18μm, 35μm, and 70μm, ensuring compatibility with various circuit designs. Similarly, Polyimide thickness options of 12.5μm, 20μm, and 25μm offer flexibility in meeting specific design constraints.


f. EU RoHS Directive Compliance:

The SF201 is fully compliant with the EU RoHS directive, ensuring it is free from hazardous substances such as lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (Cr6+), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and more. This compliance underscores its commitment to environmental responsibility and global regulatory standards.


FPC Stackup: 1-layer flexible PCB:

The SF201 wholesale flexible PCB features a 1-layer flexible PCB stackup, making it suitable for applications requiring a compact and lightweight design. The stackup consists of a copper layer with a thickness of 35 μm and a Polyimide core with a thickness of 0.025 mm. This optimized stackup ensures excellent electrical performance and mechanical flexibility.


FPC Construction Details:


 Construction Details


Board dimensions

200mm x 150mm


15 PCS

Dimensional Tolerance

+/- 0.15mm

Minimum Trace/Space

4/4 mils

Minimum Hole Size


Blind vias


Finished board thickness


Finished Cu weight

1 oz (1.4 mils)

Surface finish

Immersion Gold

Top Silkscreen


Bottom Silkscreen


Top Solder Mask

Yellow Coverlay

Bottom Solder Mask

Yellow Coverlay

Electrical Test

100% prior to shipment




FPC Statistics:

The SF201 FPC flexible PCB demonstrates impressive statistics that highlight its capabilities:


FPC Statistics




Total Pads


Thru Hole Pads


Top SMT Pads


Bottom SMT Pads








Type of Artwork Supplied: Gerber RS-274-X

The SF201 polyimide flex PCB utilizes Gerber RS-274-X artwork files, a widely accepted standard in the industry. This file format ensures accurate representation of the PCB design, allowing for seamless integration into the manufacturing process and ensuring consistent quality.


Accepted Standard: IPC-Class-2

The SF201 adheres to the IPC-Class-2 standard, which sets stringent criteria for the quality and reliability of printed circuit boards. This standard ensures that the SF201 meets the highest industry benchmarks, guaranteeing exceptional performance and durability.


Availability: Worldwide

The SF201 fpc flexible PCB is available for purchase worldwide, catering to the global market's diverse needs. Whether you are a small-scale electronics enthusiast or a large-scale manufacturer, the SF201 can be easily sourced and shipped to your desired location.


Some Typical Applications:

The SF201 flexible printed circuit board market finds extensive application across various electronic devices and industries:



The SF201 flexible printed circuit pcb is well-suited for computer applications, providing reliable and flexible PCB solutions for motherboards, expansion cards, and other internal components.


2)Mobile Phones:

With the increasing demand for compact and lightweight mobile devices, the SF201 offers an ideal solution for flexible PCBs used in smartphones, ensuring reliable signal transmission and durability.


3)Digital Cameras:

The SF201's excellent flexibility and electrical properties make it an excellent choice for digital cameras, enabling the integration of complex circuitry in a compact form factor.


4)VCR (Video Cassette Recorder):

The SF201 can be utilized in VCRs, where its flexibility and reliability contribute to the smooth operation and longevity of the device.


5)Flat Panel Displays:

The SF201 plays a crucial role in flat panel display technology, providing the necessary flexibility and electrical performance for displays in televisions, monitors, and other visual output devices.


6)Apparatus and Instruments:

The SF201 is widely employed in various apparatus and instrument applications, where its exceptional electrical properties and chemical resistance ensure accurate and reliable measurements.


7)Automotive Electronics:

The automotive industry relies heavily on flexible PCBs for its electronic systems. The SF201 is well-suited for automotive applications, offering durability, flexibility, and reliability in harsh environments.




In conclusion, the SF201 adhesiveless Polyimide flexible PCB is a highly advanced and versatile solution for modern electronic devices. With its exceptional material properties

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