4494R-825

DC Resistance (DCR):	4.5 Ohm
Height - Seated (Max):	0.235" (5.97mm)
Size / Dimension:	0.465" L x 0.405" W (11.81mm x 10.29mm)
Supplier Device Package:	--
Package / Case:	8-SMD, Gull Wing
Mounting Type:	Surface Mount
Inductance Frequency - Test:	250kHz
Operating Temperature:	-20°C ~ 80°C
Ratings:	--
Frequency - Self Resonant:	500kHz
Q @ Freq:	100 @ 250kHz
Series:	4494R
Shielding:	Unshielded
Current - Saturation:	11mA
Current Rating:	170mA
Tolerance:	±25%
Inductance:	8.2mH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to 4494R-825 Fixed Inductors

Fixed inductors are useful electrical components that are highly versatile and can be used in a wide range of applications. The 4494R-825 fixed inductor is no exception. This component provides a number of advantages for application in circuits, making it a popular choice.

Application Field of 4494R-825

The main application of the 4494R-825 is to provide a low level of EMI (Electromagnetic Interference) in small form factor computer designs. By utilizing the effective core shielding, wire shielding, and ferrite shielding, this type of inductor can be used to isolate and reduce EMI noise within a system as well as preventing interference from external sources. This type of inductor is also ideal for use in automotive applications, where shielding and EMI protection are important. In addition to its EMI protection, the 4494R-825 also offers very low profile designs, allowing it to be used in tight spaces. This makes the 4494R-825 ideal for use in a variety of computer designs and gaming systems.

Working Principle of the 4494R-825

The 4494R-825 is a fixed inductor, meaning that it has a fixed inductance which cannot be adjusted or changed. This type of inductor works by creating a magnetic field within a circuit. As current passes through the inductor, the magnetic field increases. This increasing magnetic field then opposes the current flow, reducing the voltage across the inductor while increasing the current. This process is called inductive reactance, and it works by providing a series path of resistance that increases as the current increases. This resistance prevents any increase in the current that would otherwise cause excessive power losses, overheating, or other problems within the circuit.

Conclusion

The 4494R-825 fixed inductor is a versatile and reliable component which can be utilized in many electrical designs. Its EMI shielding and low profile design make it an ideal choice for systems that need to run with minimal interference and noise. In addition, its working principle of inductive reactance allows for current and voltage regulation in order to protect the circuit and reduce losses. All of these features combined make the 4494R-825 fixed inductor a dependable and indispensable component which is sure to meet most design requirements.

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