74279201

Series:	WE-CBF
Packaging:	Tape & Reel (TR)
Part Status:	Active
Filter Type:	Signal Line
Number of Lines:	1
Impedance @ Frequency:	32 Ohms @ 100MHz
Current Rating (Max):	500mA
DC Resistance (DCR) (Max):	150 mOhm
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.043" (1.10mm)
Size / Dimension:	0.079" L x 0.047" W (2.00mm x 1.20mm)

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Ferrite Beads and Chips - 74279201 Application Field and Working Principle

Introduction to Ferrite Beads and Chips

Ferrite beads and chips are two related technologies that have been used in telecommunications for more than 90 years. Ferrite beads, also known as stoppers, were originally used to suppress electromagnetic interference (EMI) in radio equipment. With the rapid development of telecommunications technology, these components have evolved from simple on/off switches to more sophisticated, active components that are able to provide protection, filtering, and impedance matching in communications devices. Ferrite chips, on the other hand, are a more recent addition to the telecommunications field. They are highly integrated, active components that offer advanced protection and filtering capabilities.

What is 74279201?

74279201 is the designation of a specific type of surface-mount Ferrite Chip. This particular chip is designed to provide protection against EMI in high-speed communication systems. It has a low cost, small size, and low power consumption, and is therefore popular among telecom engineers.

Application Field of 74279201

74279201 is used in a variety of applications, including GSM, UMTS, cdmaOne, cdma2000, EDGE, W-CDMA, and Wi-Fi communication systems. It is also widely used in wired communication applications such as ISDN, DSL, and Ethernet systems. The chip is particularly suitable for high performance applications, as it is able to provide protection up to 6 GHz.

Working Principle of 74279201

The 74279201 ferrite chip works by absorbing and dissipating the energy of electromagnetic radiation. The chip is composed of two components: a ferrite core and an electronic component. The ferrite core is made of a mixture of iron oxide and other materials. This core acts as an absorber, absorbing high frequency energy and converting it into heat. The electronic component is a low-noise, ultra-low power amplifier that helps to prevent interference from entering the circuit by providing a dampening effect. Together, these components allow the chip to provide EMI protection, while also minimizing noise and providing impedance matching.

Conclusion

In conclusion, 74279201 is an effective surface-mount ferrite chip designed to provide protection against EMI in various communication systems. The chip works by absorbing and dissipating the energy of electromagnetic radiation, which is then dissipated as heat. This low-cost, small-size, and low-power consumption chip is ideal for high performance applications, offering EMI protection up to 6 GHz.

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