782422221

Series:	WE-CBA
Packaging:	Tape & Reel (TR)
Part Status:	Active
Filter Type:	Signal Line
Number of Lines:	1
Impedance @ Frequency:	220 Ohms @ 100MHz
Current Rating (Max):	400mA
DC Resistance (DCR) (Max):	300 mOhm
Ratings:	AEC-Q200
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0402 (1005 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.022" (0.55mm)
Size / Dimension:	0.039" L x 0.020" W (1.00mm x 0.50mm)

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Ferrite Beads and ChipsThe 782422221 application field and working principle reference to a type of ferrite bead or an integrated circuit of ferrite chip called the 782422221. Ferrite beads and ferrite chips are made up of ferrimagnetic compounds, which are a type of material that displays strong magnetic properties in the presence of a magnetic field.Ferromagnetic material is composed of tiny magnetized dipoles, or domains, which are atoms that have a net magnetic charge or moment. In the absence of an external magnetic field, these dipoles might be randomly oriented, and the material has no net magnetism. When an external field is applied, however, the dipoles tend to align with the field, resulting in the material\'s net magnetism. This magnetism, along with the magnetic hysteresis of the material, is what makes up the behavior of ferrite beads and ferrite chips.Ferrite beads and chips can be used for a variety of purposes. For example, they can be used as a shield for electromagnetic interference (EMI). By passing a signal through a ferrite bead or ferrite chip, it is possible to reduce the amount of noise that is present in the signal and thus increase its integrity. This can be especially beneficial for digital circuits and systems, where even small amounts of noise can cause errors. In addition, ferrite beads and chips can also be used in analog applications, such as radio receivers and amplifiers, where they can be used to filter out unwanted signals.In terms of their construction, ferrite beads and chips generally consist of a core, a coil, and a capacitor. The core of the ferrite bead or chip is typically a ferrite material, such as an iron-oxide material, and this material acts as a magnetic material, allowing for the strong magnetic hysteresis of the material. The coil interacts with the core to induce a current through the bead or chip, which then reduces EMI or filters out unwanted signals. Finally, the capacitor helps to further reduce the amount of EMI that is present in the system.When it comes to the application field and working principle of ferrite beads and chips, these devices are best suited for use in high-frequency applications, such as in radio receiver or transmitter circuits. In these applications, the ferrite bead or chip acts as a filter to reject unwanted EMI signals, allowing the desired signal to get through with minimal noise or interference. They are also commonly used in digital circuits, where the ferrite bead or chip helps to reduce EMI and thus increases the reliability of the system.In summary, ferrite beads and chips, also known as 782422221, are composed of ferrite materials and have strong magnetic properties. They are commonly used for reducing EMI in high-frequency applications, such as radio receivers and transmitters. Ferrite beads and chips generally have a core, a coil, and a capacitor, and when an external current is applied, they interact with the core to help reduce EMI and thus increase the integrity of the signal.

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