ER1025-74JR

DC Resistance (DCR):	17 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.095" Dia x 0.250" L (2.41mm x 6.35mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	790kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	10MHz
Q @ Freq:	30 @ 790kHz
Series:	ER1025
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	57mA
Tolerance:	±5%
Inductance:	180µH
Material - Core:	Ferrite
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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ER1025-74JR Fixed Inductors

Fixed inductors, also known as “coils” or “chokes” are electronic components with winding wires and cores of varying materials and forms. They are primarily used to restrict the passage of electrical current through them while acting as an electromagnetic storage device.ER1025-74JR, a type of fixed inductor, is a moulded wire-wound inductor featuring its small size and wide inductance range. It is a monolithic construction with wires interwound in the form of a coil.

Application Field

ER1025-74JR fixed inductors are manufactured with a wide range of shapes, sizes, types, and configurations for various purposes. Typical applications include filters, line filters, chokes, and AC latching filters. Fixed inductors are available in industries like power supply, consumer electronics, communication, lighting, automotive, and industrial automation. They are used in various consumer electronics such as mobile phones, digital televisions, radios, digital cameras, and PDA. In the communication industry, they are used in fiber-optic communication, telecommunications, and satellite communication. In automotive applications, they are used as starters, alternators, brakes, and clutches. In industrial automation, they are used in motors and other electrical components.

Working Principle

The working principle of the ER1025-74JR fixed inductors is based on the concept of electromagnetic induction. Electromagnetic induction is the process in which an electric current is produced when a material is subjected to a changing magnetic field. This process occurs when the core of the inductor becomes magnetized and then demagnetized when the external current changes direction. The process of induction in the ER1025-74JR takes place when the core of the inductor is subjected to a changing current or voltage, causing its magnetic field to alternate. This induces an electric current in the windings which is proportional to the rate of change of the external current or voltage. This changing current can be used to generate a signal, store energy, or increase or decrease the current or voltage of a circuit.In addition, the ER1025-74JR fixed inductors are also capable of self-oscillation, which is a process in which they draw energy from the circuit in order to increase the current or voltage. This is achieved by the component vibrating at its own frequency and amplifying the current or voltage. This process forms a key part of various electronic components such as oscillators and tuned circuits.

Conclusion

In conclusion, the ER1025-74JR fixed inductors are versatile components that are widely used in many different industrial applications. Their use is based on the principle of electromagnetic induction and the ability to modulate electricity or amplify signals. Their small size, wide range of inductances, and self-oscillation capabilities make them a popular choice for many different applications. With its combined characteristics, the ER1025-74JR fixed inductors can offer great performance in all areas.

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