RFID/NFC Flexible Ferrite Sheet: FFSX Series

EMI flexible noise suppression ferrite sheet, engineered for both RFID/NFC and Rezence wireless charging

  • Thin, sintered ferrite with higher loss and more flexibility
  • Excellent performance in suppressing broadband noise
  • Effective for RFID/NFC-to-metal systems at 13.56MHz
  • Increases field strength from Tx to Rx for wireless charging (6.78MHz)
  • No fixture is necessary, adhesive on one side for easy mounting onto chip
Dimension: FFSW/SDK15 Series
Dimension: FFSW/SDK15 Series

A and B: Soft Ferrite, C and D: Mylar PET
1. Mylar PET, 2. Soft Ferrite, 3. Double-sided Adhesive Tape

Part No.FFSX-H
Ferrite Size50 x 60 tile*
PET Film Size51.5 x 61.5
Ferrite Thickness0.1, 0.2, 0.3
PSA Thickness0.03
PET Film Thickness0.08
Total Thickness0.21, 0.31, 0.41
Operating Temperature (°C)-40 ~+85


Permeability: FFSX-H Series

Coupling Loss

Coupling Loss: FFSX-H Series

Coupling Loss Between Antennas

Test Specification

FFSX-H Series: Test Specification


Size (mm)31 x 41
(Inner Diameter)
Number of turns3
Gap between antennas3 mm
Gap to metal plate1 mm

Magnetic Specimen

Size (mm)50 x 60
Number of turns0 mm (Contact)
Thickness (mm)1 mm
FFSX-H: 0.3mm
FFS: 0.3mm
MG-09A: 0.5mm


How to apply FFSX-H for RFID malfunction

How to apply FFSX-H for RFID malfunction

Contact-less IC card system

FFSX-H: Contact-less IC card system

* Unit: mm
* Specifications and dimensions are subject to change without notice for product improvement.

Advancements in communication technologies have made it possible to transmit more data at high speeds, allowing industrial equipment to perform simple to complex tasks. In addition, the introduction of Artificial Intelligence (AI) in the factory setting is being considered to further improve productivity.