4554-6R8M

DC Resistance (DCR):	35 mOhm Max
Height - Seated (Max):	0.433" (11.00mm)
Size / Dimension:	0.340" Dia (8.64mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Inductance Frequency - Test:	7.96MHz
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Frequency - Self Resonant:	29MHz
Q @ Freq:	20 @ 7.96MHz
Series:	4554
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	3.7A
Tolerance:	±20%
Inductance:	6.8µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Bulk

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Fixed Inductors: 4554-6R8M Application Field And Working Principle

Fixed inductors, also known as static inductors, are components of a passive electrical circuit that store energy in the form of static magnetic field. A fixed inductor consists of a coil of wire, usually wound around a metallic core, into which an electric current is applied. It produces a magnetic field that is perpendicular to the coil and proportional to the current, thereby storing energy for a period of time. The 4554-6R8M is a fixed inductor specifically designed for automotive applications, such as fuel injection systems, spark ignition systems, and other engine control systems.The 4554-6R8M is an inductor with a single inductance value. The inductance value is 0.6mH, which means that an electric current going through the inductor will produce a magnetic field that has a total flux of 0.6mH when one ampere is present. Its design includes a zinc body with a width of 10.2mm and height of 4.1mm, and eight terminals that are spaced 1.27mm apart. The component operates at a nominal frequency range of 0 - 5MHz, providing excellent frequency stability. The 4554-6R8M offers a variety of automotive usage possibilities, as it is designed to reduce RFI noise and provides overvoltage protection. Its design also allows users to connect multiple inductors together, which can then be used in power line filters to increase the inductance and reduce the effect of EMI disturbances.The fixed inductance of the 4554-6R8M is key in understanding its working principle. When a current is applied to the inductor, it creates a magnetic field that is proportional to the amount of current passing through it. The induced voltage in the inductor is dependent on the magnetic flux, which is linearly proportional to the rate of change of current in the circuit. This means that the inductor will act to oppose a changing current in a circuit, producing a voltage that is proportional to the amount of current. The voltage applied to the inductor will then cause the current to increase until the inductance of the inductor can no longer affect the circuit. The 4554-6R8M is a versatile fixed inductor that can be used in a wide variety of automotive applications. Its ability to provide excellent frequency stability, reduce RFI noise, and offer overvoltage protection makes it an ideal component for any automotive system. Its fixed inductance also allows it to be used in power line filters to reduce the effect of EMI disturbances. The 4554-6R8M is designed with a zinc body and eight terminals, making it a robust and cost-effective component for automotive applications.

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