EFR(005)-240X240T0800 vs 46W5E02020.NN00

Part Number	EFR(005)-240X240T0800	46W5E02020.NN00
Category	RFI and EMI - Shielding and Absorbing Materials	RFI and EMI - Shielding and Absorbing Materials
Manufacturer	KEMET	Laird Technologies EMI
Description	FLEX SUPP. SHEET 240X240X0.05	FABRIC TAPE COPPER
Package	-	-
Series	EFR	86285
Type	Absorbing Sheet	Shielding Tape
Operating Temperature	-40°C ~ 105°C	-
Shape	Square	-
Length	9.449" (240.00mm)	65.617' (20.00m)
Width	9.449" (240.00mm)	0.787" (20.00mm)
Thickness - Overall	0.003" (0.08mm)	-
Adhesive	Non-Conductive, Single Sided	Conductive, Single Sided
Material	Polymer Resin, Magnetic Powder	Nickel-Copper (NI/CU) Fabric

1. What are RFI and EMI shielding materials?

RFI and EMI shielding materials are designed to block or reduce electromagnetic interference and radio frequency interference. These materials prevent unwanted signals from affecting electronic devices and systems.
2. What are common types of shielding materials?

Metals: Copper, aluminum, and steel for enclosures and cables.

Conductive coatings: Used on plastic housings.

Conductive fabrics or meshes: Flexible options for shielding irregular shapes.

Carbon-based materials: Lightweight options for EMI shielding in modern applications.
3. What are the typical applications of RFI and EMI shielding materials?

Consumer electronics: Protect circuits in phones, tablets, and laptops.

Automotive systems: Prevent interference in electric vehicles and sensors.

Medical devices: Shield sensitive equipment like MRI machines.

Military and aerospace: Ensure reliability in radar and communication systems.
4. What factors influence the selection of shielding materials?

Frequency range: The effectiveness depends on the material's ability to block specific frequencies.

Conductivity and permeability: Higher values improve shielding performance.

Environment: Resistance to corrosion, heat, or chemicals may be necessary.

Weight and flexibility: Important for mobile and compact devices.