Polyimide Flex PCBs

Polyimide flex PCBs are a high-performance laminate with thermal stability, electrical insulation properties, and flexibility. Making it ideal for applications where circuit boards need to bend or flex. Our Polyimide Flex PCBs ensure your creations are as dynamic as your vision. So what are you waiting for? Contact our team for more information and experience the difference with PCB You.

Properties of Polyimide Flex PCBs

These PCBs gain their properties from polyimide materials. They provide increased glass transition temperatures, improved chemical resistance, high-dielectric performance, strong dimensional stability, and low CTE. They are a superior choice for manufacturing flexible printed circuits boards.

1. The temperature range of polyimide laminates is between 260°C to 400°C (-452°F to 752°F), without significant degradation.
2. Polyimide is a good insulator for electronic components as it has high dielectric constant.
3. Polyimide laminates have excellent heat resistance and very high tensile strength.
4. Polyimide is resistant to many chemicals, including solvents, acids, and bases. Making them suitable for harsh chemical environments.
5. Polyimide laminates have a UL 94V-0 rating. Which adds an extra layer of safety for flexible and high-temperature applications.
6. Polyimide laminates have low thermal expansion and coefficients. Which ensures dimensional stability across temperature variations.

Manufacturing Capabilities

Layers	1 – 12
Max Width	40.00"
Copper Thickness	1 – 3 oz.
Min Brd Thickness	0.003”
Max Brd Thickness	0.125”
Min Laser Hole	0.003”
Min Trace	0.002”
Min Space	0.002”
Surface Finish	Immersion Gold
PI Stiffener	0.0001” – 0.100”
FR4 Stiffener	0.00393” – 0.787”
AL Stiffener	0.00393” – 0.0629”
LPI Color	Clear, Green, Yellow

Types of Polyimide Flex PCBs

Here are the following types of Flex PCBs:

1. 2^nd Generation or Pure Polyimide: They are one of the simplest types of polyamide materials known for their thermal stability and flexibility.
2. 3^rd Generation Polyimide: These polyimides feature flame retardants and are less likely to cause fires. This material lacks the thermal stability of 2^nd generation polyimide. It is inexpensive to produce, thereby making it suitable for mass manufacturing due to low curing time and low temperatures.
3. Filled Polyimide: These polyimide flex PCBs comprise extra filler material that helps minimize shrinkage. This helps protect a printed circuit board from curing proceedings. Filled polyimide PCBs are heat resistant and have a long shelf life.
4. Low-Flow Polyimides: These polyimides are the least flexible of all polyimides listed here. The PCBs made from low-flow polyimides can resist harsher conditions than 2^nd generation polyimides, making them suited for challenging electronic applications.

Applications of Polyimide Flex PCBs

We regularly assemble polyimide flex PCBs for the following applications:

• Automotive Electronics
• Medical Equipment
• Computer and Laptops
• Power Distribution Systems
• Communication Systems
• Wearable Health Monitoring Systems
• Video Game Systems
• Smart Watches
• High-end Televisions

Discover Your Perfect Polyimide Flex PCB at PCB You

Ready to bring your innovative designs to life? PCByou.com offers a range of polyimide flex PCBs tailored to your needs. Whether you require single-sided simplicity or advanced multi-layer flexibility, we have the perfect solution for your project.

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