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Connector | Flexible Printed Boards YFLEXⓇ
Cable Applications

Single-sided FPC

Features

  • Enables high-speed transmission with low loss at the rate of at least 1 Gpbs.           

  • Incorporating a coplanar structure, thus ensuring exact impedance  matching.      

  • Supple and flexible FPC.           

  • ossible to provide applications integrated with high-speed transmission connectors.



Basic structure:


  



        Material      Thickness
1   Coverlay           Polyimide   Polyimide
2   Adhesive layer       Epoxy    1   5.0 μm, 25.0 μm
3  Conductor layer        Copper foil    12.0 μm, 18.0 μm       
4   Insulating layer           Liquid crystal polymer    25.0 μm, 50.0 μm       


Application:

  • Components for high-speed transmission at the rate of at least 1 Gbps

  • Movable components of devices, such as car navigation systems and surveillance cameras

  • Components that require a high degree of layout freedom


Double-sided FPC

Features:

  • Enables high-speed transmission with low loss at the rate of at least 1 Gpbs.

  • Possible to make a highly noise-resistant FPC with double layers provided.

  • Incorporating a microstrip structure, thus ensuring exact impedance matching.

  • Possible to provide applications integrated with high-speed transmission connectors.


 

Basic structure:

 




           Material         Thickness
1   Coverlay     Polyimide   12.5 μm, 25 μm
2   Adhesive layer    Epoxy  15 μm, 25 μm
3   Conductor layer         Copper foil  12 μm, 18 μm
4  Insulating layer    Liquid crystal polymer    25 μm, 50 μm
5   Interlayer connection section   Ag paste    -





               Material            Thickness
1   Solder resist layer       -   20.0 μm 
2   Conductor layer          Copper foil    12μm, 18μm
3   Insulating layer    Liquid crystal polymer    25μm, 50μm
4   Interlayer connection section   Ag paste    -



Application:

  • Components for high-speed transmission at the rate of at least 1 Gbps

  • Components that need countermeasures against static electricity inside the equipment

  • Components that require EMI and MEC countermeasures


High-flex FPC

Features:

  • Enables high-speed transmission with low loss at the rate of at least 1 Gpbs.

  • Flexible and excellent bend performance at high temperatures with high reliability.

 

Flexing characteristics

   At least 10 million times at 70°C.

  Evaluation conditions:

  Temperature: 70°C; clearance: 10 mm (R=5); stroke: 80±1 mm, speed: 35 times/minute

 

Basic structure:

 

 



                Material                    Thickness
1   Coverlay     Polyimide   25 μm
2   Adhesive layer     Epoxy    25 μm  
3  Conductor layer        Copper foil     12 μm  
4  Insulating layer   Liquid crystal polymer    50 μm


Application:

  • High-speed transmission part at the rate of at least 1 Gbps

  • Movable components with small bending radius and one million times of operation.

  • Components that require a high degree of layout freedom


Low-loss FPC

Features:

  • Double-sided FPC with low transmission loss in the high frequency ange of the GHz band.

  • Insertion loss measured: -4.7 dB @5 GHz (provided that the product length is 300 mm)

    Using an overlay made from liquid crystal polymer for the achievement of lower loss.

 

Basic structure:



    Material     Thickness
1Coverlay            Polyimide 12.5 μm, 25 μm
2Adhesive layer        Epoxy  15 μm, 25 μm
3Copper foil     Copper foil    18 μm
4Insulating layer            Liquid crystal polymer  100 μm

 

Application:

  • Components that require high-speed and long-distance transmission at the rate of at least 1 Gbps

  • Components for which low loss is required by standards, such as SATA


Long FPC

Features:

  • High-speed transmission cable with a maximum length of 1,150mm is available.

  • Flexible and high-flexion is available.

  • Low loss FPC of cable length 1,150mm is possible.

 

 

Basic structure:

 

 



Material Thickness
1Coverlay Polyimide25μm
2Adhesive layer       Epoxy 25μm
3Conductor layer  Copper foil   12μm (High bending specification)
18μm (Standard specification)
4Insulatingu layerLiquid crystal polymer50μm


Application:

  • The movable portion of the robot, the gaming machine moving cables, and replacement of automotive wire harness.

  • Application seeking a lightweight cable.

  • High-speed transmission site of more than Gbps.

  • Flexion radius is small, and 1 million times or more movable sites.


Board Applications

Thin multilayer substrate

Features:

  • A multi-layer substrate with excellent high-frequency characteristics.         

  • Multi-layer substrate of the world's thinnest class  (10 layers 0.45 mmt).    

  • Enabling all-layers random via connections, thus improving  the degree of freedom of designing.    

  • Possible to use a bump connection method for board space reduction.


Application:

  • High-frequency PCB for ultra-high frequencies at 60 GHz or higher

  • Thin PCB with high-frequency characteristics

  • Replacement of flex rigid PCBs

  • Replacement of Teflon PCBs and ceramic PCBs


Transparent FPC

Features:

  • Adopting PEN as an insulation material, thus making  low-temperature reflow soldering possible.

  • A transparent FPC with excellent permeability.

  • Forming fine wiring thus making designing to hide wiring possible.

 

 

Basic structure:

 



        Material        Thickness
1   Transparent resist           Epoxy    (10 μm)
2   Conductor layer        Copper foil      12 μm
3   Adhesive layer      Epoxy      10 μm
4   Insulating layer     PEN       100 μm


 

Application:

  • Electric ornament components of game machines

  • Electric ornament components of commercial facilities


Component-mounting FPC

Features:

  • Excellent flexibility and allowing secondary processing, including bending, and the mounting of electronic components.

 

Basic structure:



            Material             Thickness 
1  SR layer         -   20 μm  
2  Conductor layer     Copper foil    12 μm, 18 μm      
3  Insulating layer       Liquid crystal polymer    25 μm, 50 μm      
4  Interlayer connection   Silver paste    -
5  Adhesive layer     Epoxy   15 μm, 25 μm      
6  Coverlay     Polyimide    12.5 μm, 25 μm   
7  Adhesive layer     Epoxy    30 μm, 40 μm      
8  Reinforcing plate layer  Glass epoxy  (1.0  mm, 1.6 mm)