2-Layer Flexible PCB with Adhesiveless Polyimide Core 0.12mm thick with ENIG using in Computer Digital camera

Introducing Our New 2-Layer Flexible PCB with Adhesiveless Polyimide Core

We are excited to announce the launch of our new 2-layer flexible PCB, designed with cutting-edge materials and advanced manufacturing techniques to meet the growing demands of high-reliability electronic applications. Built using adhesiveless polyimide-based copper-clad laminate (FCCL), this PCB offers superior flexibility, durability, and electrical performance, making it suitable for applications such as foldable mobile phones, automotive electronics, and consumer electronics. Below, we provide a detailed breakdown of this innovative product.

PCB Construction Details

PCB Stackup

This 2-layer flexible PCB features a simple yet highly effective stackup designed around SF305 polyimide core. The stackup structure ensures excellent flexibility and reliable signal transmission:

The use of SF305(https://www.circuitboardpcbs.com/sale-52453053-sf305-pi-film-fccl-halogen-free-flame-resistant-flexible-pcb-material-for-foldable-phones-automotive.html) polyimide core ensures outstanding electrical insulation, dimensional stability, and dynamic bending resistance, which are critical for flexible printed circuits.

PCB Statistics

This design is optimized for compact and efficient layouts, with the following statistics:

About SF202 Adhesiveless Polyimide Film

The PCB is built with SF202 adhesiveless double-sided flexible copper-clad laminate, developed by Shengyi Technology for high-reliability electronic devices. This material is specifically engineered for high-frequency signal transmission and dynamic bending scenarios, making it ideal for foldable electronic devices and automotive applications.

Key Features of SF202:

• Dielectric Constant (Dk): 3.2 at 1 GHz (per IPC-TM-650).
• Dissipation Factor (Df): 0.007 at 1 GHz.
• Peel Strength (90°): ≥1N/mm.
• Chemical Resistance: ≥80%.
• Moisture Absorption: ≤1.5%.
• Dielectric Strength: 150 V/μm.
• Halogen-Free: UL94 VTM-0 flammability rating.
• RoHS-Compliant: Free of Pb, Hg, Cd, Cr6+, PBB, and PBDE.

Benefits of the New PCB

Flexible and Reliable Design:
The adhesiveless polyimide construction ensures excellent flexibility, thermal resistance, and electrical stability, making it suitable for dynamic bending applications.

High-Frequency Performance:
With a low dielectric constant and dissipation factor, this PCB is optimized for high-frequency signal transmission.

Durability and Reliability:
The excellent chemical resistance, peel strength, and dimensional stability ensure the PCB can withstand harsh environments and repeated flexing.

Environmentally Friendly:
The halogen-free and RoHS-compliant design aligns with global environmental standards.

Typical Applications

1. Consumer Electronics: Foldable mobile phones, digital cameras, and computers.
2. Automotive Electronics: Advanced driver assistance systems (ADAS) and infotainment systems.
3. Office Automation Equipment: Printers and scanners.
4. Industrial Instruments: Apparatus and instruments requiring high reliability.

Our 2-layer flexible PCB offers unmatched flexibility, reliability, and performance, thanks to its adhesiveless polyimide construction and state-of-the-art stackup design. Engineered for high-frequency signal transmission and demanding applications, this PCB is the perfect choice for industries ranging from consumer electronics to automotive and industrial instruments.

Contact us today to learn more about this innovative product and how it can elevate your designs!

Bicheng PCB is headquartered in Shenzhen, a city with great economic vitality. Based in China, we adhere to the philosophy of servicing small and medium sized companies offering variety of circuit boards to meet the demands of market.

We maintain the highest standards which support products that exhibit exceptional quality, performance and reliability. The circuit board ranges from conventional FR-4 to PTFE, metal core to flexible circuits which are used in the industries of home appliances, portable and consumable electronics, medical filed, aerospace as well as telecommunications etc.

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