74279262 Filters

Series:	WE-CBF
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	Signal Line
Number of Lines:	1
Impedance @ Frequency:	120 Ohms @ 100MHz
Current Rating (Max):	500mA
DC Resistance (DCR) (Max):	300 mOhm
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0603 (1608 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.039" (1.00mm)
Size / Dimension:	0.063" L x 0.031" W (1.60mm x 0.80mm)

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Ferrite Beads and Chips: 74279262 Application Field and Working Principle

Ferrite beads and chips are widely used in the electronics industry. They are typically used in printed circuit boards to reduce electromagnetic interference (EMI) and radio frequency interference (RFI). This article will discuss what a ferrite bead and chip does, how it works, and what applications it can be used for.A ferrite bead or chip is a sintered bead of magnetic material. The bead acts as a kind of filter, working to reduce or block the passage of electromagnetic interference (EMI) and radio frequency interference (RFI). This interference is caused by nearby electric and magnetic fields disrupting the flow of electrical current in the circuit board. In order to ensure that signals move through the board without interference, ferrite beads or chips are placed on the leads of components or circuits to provide a kind of physical protection from these electrical and magnetic fields.The working principle of the bead is based on the relationship between the bead’s magnetic properties and electrical current. When current passes through the bead, the bead’s magnetic properties create an opposing magnetic field that opposes the EMI and RFI signals. This interference is then dissipated as heat, producing the effect of reducing or eliminating the interference.There are several different types of ferrite bead and chips used in the electronics industry, depending on the application they are intended for. Multilayer ceramic ferrite beads are used to reduce EMI and RFI on the surface of the circuit board, while ferrite chips are placed directly on the leads of components. Low-impedance beads are designed for low-frequency applications, while high-impedance beads are better for higher frequencies.Ferrite beads and chips can be used in a variety of applications. They are often used in consumer electronics, such as televisions, radios, and computers, to reduce interference and improve performance. They are also commonly used in medical equipment, as they can provide protection from EMI and RFI interference. Ferrite beads and chips also play a role in military applications, where they are used to reduce or eliminate signals from external sources.In conclusion, ferrite beads and chips are essential components in the electronics industry, as they play an important role in reducing or eliminating EMI and RFI interference, which can otherwise affect the performance of the electronic device. They are available in a variety of forms, depending on the application, and can be used in a variety of settings, from consumer electronics to medical equipment and military applications.

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