LHL10TB391K

DC Resistance (DCR):	620 mOhm Max
Height - Seated (Max):	0.551" (14.00mm)
Size / Dimension:	0.433" Dia (11.00mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Inductance Frequency - Test:	796kHz
Operating Temperature:	-25°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	1.8MHz
Q @ Freq:	30 @ 796kHz
Series:	LH, L Type
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	630mA
Tolerance:	±10%
Inductance:	390µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Box (TB)

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Introduction to Fixed Inductors and the LHL10TB391KInductors are components that are common in circuit boards, as they provide a necessary function for many types of electrical systems. Fixed inductors are one particular type of inductor, and the LHL10TB391K is one example of a fixed inductor used in electronic applications. As a type of fixed inductor, the LHL10TB391K is mainly used for suppressing circuit noise, blocking electromagnetic interference (EMI) and radio frequency interference (RFI), and achieving signal filtering. In this article, we will discuss the LHL10TB391K and fixed inductors in general, their application fields, and their working principles. What is a Fixed Inductor?An inductor is an electrical component, usually composed of a coil or wound wire, which stores electrical energy in the form of a magnetic field. An inductor has the ability to resist changes in current. Fixed inductors are inductors that have a predetermined inductance value, making them useful for providing consistent values for a wide range of applications. The LHL10TB391K is a type of fixed inductor that provides a 0.4mH inductance value, and is designed for applications that require high close to DC current. It is mostly used for suppressing noise, blocking EMI and RFI, and achieving signal filtering in different circuits and electronic systems.Application Field of the LHL10TB391K Fixed InductorThe LHL10TB391K Fixed Inductor is mainly used for suppressing noise in circuits such as power supplies and other types of switching circuits. As noise can be very disruptive for signal transmission in high speed circuits, the LHL10TB391K helps to attenuate noise before it can cause serious damage or interference to other components. In addition, the LHL10TB391K can be used for blocking EMI and RFI, as it provides high close to DC current that helps prevent EMI and RFI signals from hurting circuit performances. Furthermore, the high close to DC current also allows the LHL10TB391K to be used for signal filtering in DC/DC converters, audio systems, and other types of circuits. Working Principle of the LHL10TB391K fixed InductorThe working principle of the LHL10TB391K fixed inductor is based on the principle of electromagnetic induction. Electromagnetic fields are generated and stored in the inductor whenever a current passes through the device. The value of these fields depends on the size and shape of the coil, as well as the current passing through it. As the flux created by the current changing direction, the inductor also produces a back-emf that disrupts and attenuates the initial electrical current. This back-emf helps to reduce noise in electrical circuits and systems, and helps protect delicate components from EMI and RFI. Furthermore, this attenuation of current also helps filter out low frequency signals, allowing for more accurate signal transmission over long distances. ConclusionThe LHL10TB391K is a type of fixed inductor that is very versatile and useful for many applications. Its ability to suppress noise, block EMI and RFI, and achieve signal filtering make it a valuable addition to many types of circuit boards and electronic systems. Furthermore, its working principle is based on the principle of electromagnetic induction, whereby the inductor stores and releases electromagnetic energy which helps attenuate current, reduce noise, and filter low frequency signals. As such, it provides an important function for many types of circuits and systems.

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