ELJ-FJR39JF2 Inductors, Coils, Chokes

DC Resistance (DCR):	2.25 Ohm Max
Height - Seated (Max):	0.032" (0.80mm)
Size / Dimension:	0.063" L x 0.031" W (1.60mm x 0.80mm)
Supplier Device Package:	0603 (1608 Metric)
Package / Case:	0603 (1608 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100MHz
Operating Temperature:	--
Ratings:	--
Frequency - Self Resonant:	900MHz
Q @ Freq:	35 @ 100MHz
Series:	FJ
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	140mA
Tolerance:	±5%
Inductance:	390nH
Material - Core:	--
Type:	Wirewound
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

The ELJ-FJR39JF2 is a fixed inductor typically used in electrical circuits as a repellent and a conductor of electrical energy. The inductor is driven by an external source and is characterized by a coil and a core. Coils are made of a conductor while cores can be made of ferrite or other materials. By using inductors, energy is stored in the inductor form in their core, a phenomenon known as magnetic field.

Application field and Working Principle

Fixed inductors are frequently used in a number of applications, such as filtering noise signals from electric lines and boosting power. They are also utilized as motor starters, choppers, and in flyback converters.Fixed inductors are characterized by the following four operation principles.

Magnetic Field Creation

When a voltage source is applied across an inductor, a current object forms. The current flow from the voltage source creates an opposing force, which in turn produces a magnetic field. The magnetic field is generated inside the inductor.

Magnetic Energy Storage

The current flow from the supply creates the magnetic field. The magnetic field generated in turn stores magnetic energy in the core. This is an important application as the energy stored in the inductor can be used to power other circuits or components.

Inductor Reactance

The rate at which an inductor can store and release energy is known as the inductor’s reactance. This is determined by the inductor’s permeability and its inductance. The permeability (mu) of a fixed inductor is a measure of its efficiency at storing magnetic energy.

Regulation of Electric Signal Waves

Inductors are used to regulate electric signals by inhibiting the transfer of power from one component to another in an electrical circuit. The inductor helps in the regulation of electric signals by acting as a damper on the wave shape.

Conclusion

Fixed inductors, such as the ELJ-FJR39JF2, are employed in different applications and circuits as a repellent and conductor of electric power. Its core stores magnetic energy which can be used by other components or circuits. Inductors also act as filters by inhibiting the transfer of power and regulating electric signals in an electrical circuit.

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