EMI Suppression for High-Speed FPCs
High-Performance EMI Shielding Films for High-Speed FPCs

WILMINA®
SF-PC®3300-C / SF-PC®3300R6 -C
SF-PC®3900R1 -C / SF-PC®3900R2 -C

High-performance EMI shielding film for high-speed FPCs
Image: SF-PC®3300-C

Overview

As communication speeds increase and electronic devices become more sophisticated, effective electromagnetic interference (EMI) suppression is essential for maintaining signal integrity in flexible printed circuits (FPCs). This is particularly important in smartphones, laptops, and automotive electronics, where high-speed signal transmission and high-frequency operation are increasingly common.

TATSUTA’s WILMINA® SF-PC®3300-C and SF-PC®3300R6 -C offer excellent shielding performance for high-speed FPC applications. They help suppress electromagnetic noise while maintaining low insertion loss, supporting reliable high-frequency signal transmission.

For applications requiring thinner FPC designs, SF-PC®3900R1 -C and SF-PC®3900R2 -C provide high shielding performance in ultrathin structures. Customers can select the most suitable product based on their shielding requirements and thickness constraints.

  • ● Electric-Field Shielding Effectiveness (KEC Method)

    Electric-field shielding effectiveness measured using the KEC method
  • ● Magnetic-Field Shielding Effectiveness (KEC Method)

    Magnetic-field shielding effectiveness measured using the KEC method
  • ● Shielding Effectiveness (Waveguide Method)

    Shielding effectiveness measured using the waveguide method in the 26.5–40 GHz frequency range
  • ● Insertion Loss

    Insertion loss as a function of frequency for EMI shielding films

* All data and numerical values shown above are measured results and are not guaranteed specifications.

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