RL187-681J-RC

DC Resistance (DCR):	4 Ohm Max
Height - Seated (Max):	0.441" (11.20mm)
Size / Dimension:	0.315" Dia (8.00mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Inductance Frequency - Test:	796kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	1.6MHz
Q @ Freq:	80 @ 796kHz
Series:	RL187
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	200mA
Tolerance:	±5%
Inductance:	680µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Bulk

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Fixed Inductors - RL187-681J-RC Application Field and Working Principle

Inductors are devices used in electrical and electronic circuits to store energy in the form of a magnetic field and to provide a path for electromagnetic waves. The RL187-681J-RC is a type of fixed inductor, which is an inductor with fixed inductance or inductive reactance, meaning that the value of the inductance or reactance does not vary when the frequency of applied alternating current (AC) changes. Fixed inductors are used in wide range applications, particularly in the design of analog electronics and radio frequency (RF) circuits. This article will explore the application field as well as working principle of the RL187-681J-RC inductor.

Application Field

Fixed inductors, such as the RL187-681J-RC, are the most common type of inductors used in electronic and electrical circuits. They are used in a variety of applications including:- Filters: Fixed inductors are used in electronic circuits to filter out undesired frequencies, allowing only desired frequencies to pass. - DC-DC converters: Fixed inductors are used to convert the output voltage of a DC source to a different voltage.- Motors: Fixed inductors are used in the design of electric motors to provide individual windings with high inductance so that they can store energy over a period of time and then release it, allowing the motor to run at a constant speed. - DC-AC inverters: Inverters convert DC power into AC power, and fixed inductors are used in the design of such inverters to store energy in the form of a magnetic field and then convert it into the desired AC output.In addition, fixed inductors are also used in other applications such as RF power amplifiers, impedance matching circuits, switching power supplies, and more.

Working Principle

Fixed inductors, such as the RL187-681J-RC, work on the principle of electromagnetic induction. Electromagnetic induction is the process by which a varying electric current is generated in a conductor when a varying magnetic field is applied to it. In the case of a fixed inductor, the electric current that is generated in the coil is proportional to the rate of change of the magnetic field, known as the inductance. This process of electromagnetic induction is used to store energy in the form of a magnetic field and then convert it into the desired output, as is the case in filters, DC-DC converters, and more.

Conclusion

The RL187-681J-RC is a type of fixed inductor, which is a component used in a wide variety of electronic and electrical circuits. It is used for applications such as filters, DC-DC converters, motors, DC-AC inverters, RF power amplifiers, impedance matching circuits and more. This type of inductor works on the principle of electromagnetic induction, by which energy is stored in the form of a magnetic field and then converted into the desired output. By understanding the application and working principle of fixed inductors such as the RL187-681J-RC, designers and engineers can develop more efficient and effective electronic circuits.

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