5-1345-1

Series:	1345
Part Status:	Active
Type:	Shielding Sheet
Shape:	Circular
Length:	--
Width:	1.000" (25.40mm)
Thickness - Overall:	0.004" (0.10mm)
Operating Temperature:	-40°C ~ 130°C
Adhesive:	Non-Conductive, Single Sided
Material:	Embossed Tin-Plated Copper Foil

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RFI and EMI-Shielding and Absorbing Materials

Radio Frequency Interference and Electromagnetic Interference, or RFI and EMI, are both unwanted signals that interfere with the normal functioning of electronics. RFI is a type of electrical noise on an electrical signal, typically found in the radio spectrum, whereas EMI is the broader term for any type of interference that disrupts the normal operation of electronics. Both RFI and EMI can be shielded with the use of shielding and absorbing materials.Shielding materials are typically made of metal and are used to prevent or reduce RFI and EMI from radiating or penetrating a particular area. Shielding materials are usually available in sheets, tapes, and fabrics that come in a variety of sizes and shapes. they are used to effectively shield against these types of interference in various applications such as aerospace, medical, telecommunications, and computer systems.There are two types of shielding materials: conductive and magnetic shielding materials. Conductive shielding materials such as copper and silver are used to absorb incoming RFI and EMI signals. This helps to decrease the levels of interference in a particular area or device. Magnetic shielding materials such as iron and mu-metal are used to deflect incoming RFI and EMI signals. This prevents the signals from entering a particular area or device.In addition to shielding materials, absorbing materials are also used to help reduce the effects of RFI and EMI. Absorbing materials are made of absorptive materials such as foam, rubber, and plastic that are designed to absorb incoming RFI and EMI signals and prevent them from entering a particular area or device. Absorbing materials are typically used in the form of sheets, cushions, blankets, vibration absorbers, and cladding. They are used in various applications such as aircraft cabins and fuselages, electronic devices, medical equipment, and more. They can effectively absorb RFI and EMI to reduce noise levels in electronic devices and prevent interference with radios or other wireless services.Overall, the use of shielding and absorbing materials is an effective way to protect against RFI and EMI. These materials are designed to reduce or absorb interference so electronic equipment can function properly. By using these materials, electronic devices can operate without interference, providing greater reliability and performance.

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