Flexible PCB

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High-grade flexible printed circuit boards

Most electronic devices today use flexible wiring to function. It’s clear why: a flexible connection has made the invention and development of nearly any modern gadget, vehicle, or equipment possible. However, this coveted pliability is a double-edged sword in terms of shape, size, and reliability. Quality must be integral to flexible PCB fabrication to avoid cutting corners on critical board features. PCBSky is a manufacturer to partner with for the optimal combination of high manufacturing standards, capacity, and price for your wiring. We follow industry standards in fabricating flexible circuit boards for compatibility requirements and niche-specific compliance. We can also complement your boards with a multi-layer ENIG finish while using laser cutting and milling to shape your items for your space requirements. PCBSky can manufacture a flexible PCB prototype so you can test it for your space-limited applications. If your project is brimming with technical issues, or you aren’t sure which FPC sizes you need, our engineers will be glad to assist with a breakdown of available layer options and finishes.

Cut product costs with flexible PCBs

Flexible wiring is what you should be after if the layout of your product is compact. For designs that are too narrow, portable, or tiny for rigid boards, flexible connections can be the best alternative to save up to 70% of electrical wiring costs. Flexible PCB boards can be made with up to 10 layers and almost any shape according to the given layout and design limitations. Flex PCBs have numerous advantages, from cutting expenses on excessive wiring to allowing for more product design options. Also, we can create flexible connections with single-sided and double-sided film applications and for any circuit density requirements. You should also consider other aspects of flex PCBs, though. You should stick with FPCs if your project budget is tight but the manufacturing volumes are relatively high. That’s how you can make up for the cost difference between flexible and rigid boards while keeping your product design savings high and assembly costs low. Flexible wiring is a preferred option for portable items, handheld machines, and other end products that can benefit from pliability and versatility. But since this technology is relatively new, you should have your project feasibility analyzed by PCBSky to ensure flex PCBs are well-suited for the end products in question.

The FPC manufacturer that does all the fabrication and assembly for you

Small mistakes may have long-lasting consequences. This also applies when looking for those to provide you with high-grade FPCs. Choosing the wrong supplier may become a considerable problem for your business. Our Shenzhen-based factories, results-driven approach, and the best equipment make PCBSky the flex PCB manufacturer that is ready to deliver. We guarantee lightning-speed delivery of your FPCs fabricated and assembled to fit into the end product. Once you ask us for a quote, you can expect a reply in just a few hours. The PCBSky team is open to every customer’s requests. Your time is what we value the most!

Multi-layer Flexible PCB
Multi-layer Flexble PCB uses single-sided FCCL and adhesive as the base materials, the similar technology of Double-sided FPC with the method of single side, double access; through several times of la…
Double Sided Flexible PCB
After the double-sided PI board copper-clad board material is used in the double-sided circuit, a protective film is added on both sides to form a circuit board having a double-layer conductor. The St…
Single Sided Flexible PCB
After the completion of the circuit, the single-sided PI-clad material is covered with a protective film to form a flexible fpc with only a single layer of conductor. Structure of Single-layer FPC The…

Exploring the Many Advantages of Flex Circuit Boards

Reduced Space and Weight: Most of the advantages associated with flexible PCBs come from their low volume and weight. In fact, using a flexible PCB instead of a rigid PCB can result in a space reduction of over 50 percent and a weight reduction of 95 percent, while simultaneously maintaining the function and reliability of the circuit.

Durability: The flexibility, reduced weight and reduced number of interconnects in PCBs allow them to handle changing external forces and improve their resistance to shock and vibration.

Signal Integrity: Flexible PCBs work in a wide range of environments, so signals will continue to perform smoothly despite exterior conditions. This improves the PCB’s signal reliability.

Higher Density: The thin layers and smaller parts mean that flexible PCBs are capable of supporting higher circuit densities.

Minimized Errors: Due to the elimination of mechanical connectors and reduced variations in assembly methods, flexible PCBs experience reduced wiring errors.

Low Cost: Because of the fewer assembly steps involved in the creation of flexible PCBs, they tend to be relatively low-cost.

Heat Dissipation: The thinner material of flexible PCBs allows for a greater surface-area-to-volume ratio, improving heat dissipation.

Flexible PCB Capability

Feature	Capability
Quality Grade	Standard IPC 2
Number of Layers	1 -10layers
Order Quantity	1pcs - 10000+pcs
Build Time	2days - 5weeks
Material	DuPont PI, Domestic Shengyi PI
Board Size	Min 66mm, Max240610mm
Board Thickness	0.1mm -1.0mm
Copper Weight (Finished)	0.5oz - 2.0oz
Min Tracing/Spacing	3mil/3mil
Solder Mask Sides	As per the file
Solder Mask Color	Green, White, Blue, Black, Red, Yellow
Solder-stop coating---Soldermask oil	Green, White, Blue, Black, Red, Yellow
Solder-stop coating---Coverlay	PI and PET film
Silkscreen Sides	As per the file
Silkscreen Color	White, Black, Yellow
Surface Finish	HASL - Hot air solder leveling Lead - free HASL - RoHS ENIG - RoHS Immersion Tin - RoHS OSP - RoHS
Min Annular Ring	4mil
Min Drilling Hole Diameter	8mil
Min. hole size---Drilling (PTH)	0.2mil
Min. hole size---Punching (NPTH)	0.5mil
Tolerance of dimension	±0.05mm
Other Techniques	Peelable solder mask Gold fingers Stiffener (only for PI/FR4 substrate)

Main Equipments

Frequently Asked Questions (FAQ) About Our Flexible Boards Process and Capabilities

Here you will find many quick questions and answers about FPC PCBs,don’t hesitate to contact us,our email is [email protected]

How Many Flexible PCB Layers Do You Produce In Your Facotry?

We can produce from single layer flexible circuit,double layer,multilayer flex PCB unitl 10 layer FPC PCB.

What Are Flexible Circuits Used For?

Flexible circuits have evolved and help provide durability and reliability. Flexible circuits are also used in the aviation field. Other applications of flexible circuits are in hearing aids, calculators, cameras, printers, and in satellites.

What Is The Standard Delivery Time For Flexible Circuit Boards?

Typically,the leading time of prototyping flexible circuit board is one week,as for high volume of flex PCB,it will take around 2-3weeks.

What Is Flexible PCB Stiffener?

Stiffeners are a key design element in most flex designs and have a significant impact on both the performance and reliability of the finished flex circuits.There’re several types of stiffeners,such as FR4 stiffeners,polyimide stiffeners,aluminum and stainless steel.

What Materials Are Flexible Circuit Boards Made From?

The material is most of polyimide, copper, coverlay and stiffeners. These are all bonded together through either an epoxy or acrylic adhesive.

What Are The Best Flex Prepreg Materials?

No-flow prepreg is the preferred bonding material for joining flex and rigid materials. This is most commonly found in standard FR-4 or Polyimide.

Is It Best To Panelize A Flex Board, Or Leave That To The Vendor?

Leave it to the vendor. However, the engineer should supply array dimensions.

What Is A FPC Connector?

Flexible Printed Circuit (FPC) Connectors have been developed to meet the challenges of this expanding market, which demands smaller centerline or pitch spacing, lower profile heights, and lighter interconnect solutions. View video to explore FPC connectors’ capabilities.

What Is FPC Material?

FPC stands for Flexible Printed Circuit, also known as flexible circuit boards or soft boards. It is a highly reliable flexible printed circuit made by polyimide or polyester film.

Is There Any Minimum Order Quantity?

No,we can produce 1 to 10,000 pieces,what’s more,there is also no minimum order surcharge or additional fees