74279267 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:	60 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

Ferrite beads and chips are components of electronic circuits and systems used to reduce unwanted noise. Traditionally, these components are used to prevent or suppress interference due to electromagnetic interference (EMI). Ferrite beads, in particular, have a greater advantage because of their ability to reject EMI while offering lower losses.

Application Field of Ferrite Beads and Chips

Ferrite beads and chips are widely applied in Computers, telecommunications, and consumer electronics, primarily as an EMI suppressor for electronic circuits. The 74279267 ferrite bead (FOB) is a component used to suppress high-frequency noise. This type of component is typically used for signals with a high frequency signal. They are typically used in low-frequency circuits to promote the noise immunity of the circuit and maintain the signal integrity of the line.In addition, ferrite beads can also be used in medical equipment and other high-frequency applications. The FOBs can also suppress emitted noise radiation from the inductive components, such as transformers, relays, and motors. They are also used in broadband, radio frequency, and other high-frequency communication applications.

Working Principle of Ferrite Beads and Chips

The ferrite bead is an inductive component that works as a filter. A ferrite bead is made of a split ferrite core that is wound with two copper wires, forming an inductor. This inductor acts as a low pass filter; it attenuates high frequencies while allowing low frequencies to pass through with less attenuation. The ferrite bead works by passing ethenate current through the copper wires to create an electromagnetic field around the device. This field is what rejects and absorbs much of the EMI produced by the circuit. When EMI is encountered by the ferrite bead, it generates electrical signals, called eddy currents, to oppose the external interference. The 72F279267 ferrite bead is designed specifically to reduce high-frequency noise from other components, like radiators or motors.The ferrite bead or chip is attached in series to a transmission line. It acts as a filter to suppress EMI and increase signal integrity. The ferrite material “chokes” off the highfrequency EMI signals, virtually eliminating its effects, while allowing the desired signal to remain unaffected.

Conclusion

In conclusion, 74279267 ferrite beads and chips are components used to suppress unwanted noise due to electromagnetic interference. These components are used primarily in computers, telecommunications, and consumer electronics to reduce high-frequency noise and maintain signal integrity. Ferrite beads work by creating an electromagnetic field around the inductor which acts as a low pass filter, attenuating high frequencies while allowing low frequencies to pass through.

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