Ferrite Sheet
Ferrite sheets are flexible magnetic materials engineered to provide high impedance over wide frequency ranges, effectively suppressing EMI and improving magnetic flux control. Commonly used in NFC, RFID, and wireless-power systems, they enhance coupling efficiency while minimizing interference. Their thin, lightweight, and customizable form makes them ideal for modern compact electronics.
Ferrite sheets: Key Benefits
- Superior Electromagnetic Shielding – Effectively blocks unwanted magnetic interference for stable device performance.
- Optimized Wireless Charging Efficiency – Concentrates magnetic flux to improve charging speed and energy transfer.
- Extended Transmission Distance – Enhances magnetic coupling to enable longer and more reliable wireless power transfer.
Excellent Magnetic Permeability – Provides strong flux guidance for high-precision electronic applications.
Improved Signal Integrity – Minimizes noise and distortion in NFC and other communication systems.
Thin, Flexible, and Easy to Integrate – Supports compact device designs without compromising performance.
Ferrite sheets: Applications
Consumer Electronics
Smartphones, tablets, wearables, laptopsWireless Charging Systems
Qi-standard chargers, EV wireless chargersAutomotive Electronics
Keyless entry, in-car wireless charging, EMI suppressionRFID & Smart Labels
Asset tracking, anti-theft tags, smart label systemsIndustrial & Medical Devices
IoT sensors, medical instruments, diagnostic equipment
Ferrite sheets: Specification
|
Item |
Unit |
Specification |
Test Standard |
|
Color |
/ |
Black |
Visual Inspection |
|
Thickness |
mm |
0.5~2 |
ASTM D374 |
|
Density |
g/cm3 |
1.05 |
ASTM D792 |
|
Hardness |
Shore A |
35±5 |
ASTM D2240 |
|
Operating Temperature |
°C |
-45 ~ 150 |
- |
|
Attenuation |
dB/cm@77GHz |
80 |
SJ 20512 - 1995 |
|
Resistivity |
Ω-cm |
10^6 |
ASTM D257 |
|
Electromagnetic Parameters |
DK/DF |
12.5/0.33 |
GB/T 35679 - 2017 |
|
Standard Size |
mm |
110x110（Customized) |
- |
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