DC Resistance (DCR):	80 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.310" Dia x 0.910" L (7.87mm x 23.11mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	250kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	470kHz
Q @ Freq:	65 @ 150kHz
Series:	4470
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	80mA
Tolerance:	±5%
Inductance:	10mH
Material - Core:	Iron
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Fixed Inductors are an essential element in electric circuits and they come in many different forms and sizes. The 4470-49J is one such product that is used in a wide variety of application fields and it is important for understanding how it functions in order to uncover its uses. This article serves to provide a comprehensive overview of the 4470-49J application field and working principle.In electrical circuits, an inductor is an electrical component with an inductance, or ability to store energy in its magnetic field. While capacitors store energy as an electrical charge, inductors store it in the form of a magnetic field. These components are also known as coils, solenoids, reactors, and chokes, and the 4470-49J is a form of fixed inductor. Typical applications for this type of inductor are related to signal filters, RF applications, power supply filters, RF attenuators, or any circuit that requires a fixed inductance value as a part of it.The 4470-49J is made of a ferrite core with the windings wrapped around it. It is available in several sizes and it is typically rated at 250 mH with +/- 20% tolerance. The working principle of the 4470-49J is based on Faraday’s Law of Induction which states that a current flowing through a conductor will create a magnetic field around the conductor. As the current flows through the conductor, the magnetic field will vary in its strength depending on the amount of current flowing. The 4470-49J has two components, the inductor core and the coil. The inductor core is made from ferrite and is wrapped in the coil. The core is responsible for creating the magnetic flux while the coil is responsible for carrying the current. As the current flows through the coil, a magnetic field is created around it. The amount of flux created depends on the amount of current flowing, thus allowing the inductor to store energy in the form of a magnetic field.The 4470-49J is also designed to be self-shielded, meaning that the magnetic field created by the coil will be contained within the core, and any external influences, such as ambient magnetic fields, will not interfere with the operation or performance of the inductor. In addition, the design also ensures that the inductor is able to maintain its inductance value even after being subjected to shock or vibration.Due to their self-shielding design, these components are capable of operating in high frequency circuits, such as those found in TV, satellite, and broadband communications. The 4470-49J is also well-suited for use in power supplies, DC-DC converters, and many other similar applications.The 4470-49J is a versatile component that has a variety of application fields and is able to provide high levels of performance in many different circumstances. Its self-shielding capability allows it to remain stable in a range of operating conditions and provides users with increased reliability and longevity. An understanding of the working principle of the 4470-49J gives users the confidence to know that their circuitry will remain operational in a wide range of applications.

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