ER1537-23JP

DC Resistance (DCR):	2 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.156" Dia x 0.375" L (3.96mm x 9.53mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	110MHz
Q @ Freq:	33 @ 7.9MHz
Series:	ER1537
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	300mA
Tolerance:	±5%
Inductance:	3µH
Material - Core:	Phenolic
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors: ER1537-23JP Application Field And Working Principle Inductors, in general, serve as a passive component in most electrical circuits. ER1537-23JP, which is one type of fixed inductor, is integrated widely into various types of circuitry such as voltage-regulated inverters, digital systems, telecommunications, and embedded systems. By connecting two or more inductive elements together or inside a common magnetic core, it is able to concentrate and confine magnetic flux as well as reduce the losses due to leakage when compared to single inductors. It also has the ability to serve as filters, reactors, and chokes.Electric Field Theory Electric field theory, which states that “a changing electric field creates a magnetic field”, is applied in most inductors to induce current flow in the ferromagnetic material. In the case of ER1537-23JP, the electric field will create a magnetic field which will then induce a voltage in the inductor through Faraday’s law. Faraday’s law states that “a changing magnetic field produces an electric field”. This concept is illustrated in the following figure In the figure, an external voltage source is represented by Vext. As Vext changes, the electric field around the inductor changes which in turn, causes the magnetic field to vary through Faraday’s law. This will cause the inductor to be induced with a voltage determined by L∂I/∂t where L is inductance and I is the induced current. Through this mechanism, ER1537-23JP is designed to have the ability to store electrical energy through magnetic circuits.Applications of ER1537-23JP ER1537-23JP can be applied in both direct current (DC) and alternating current (AC) circuits. With DC circuits, the inductor will not be able to resist sudden voltage changes and will thus be ideal for use in filtering frequencies which might cause interference.In the case of AC circuits, the inductor has the ability to limit the current flow in order to provide protection from short-circuit scenarios. As the voltage of AC circuits changes between positive and negative, the inductor is able to sense the changes and as a result, provide limitation in response.Additionally, ER1537-23JP can also be utilized in the manufacturing process of various products from electrical components and security systems to automobile parts. Due to its multiple functions, such as absorbing electrical energy, filtering signals, and providing protection against short-circuits, ER1537-23JP is able to play an essential role in industries with various levels of complexity.Conclusion In conclusion, ER1537-23JP is a fixed inductor used in a wide variety of applications to power and protect various components, as well as act as a filter. Its operation is based on the relationship between electrical and magnetic fields as outlined in electric field theory, which states that a changing electric field creates a magnetic field. ER1537-23JP is ideal for use in both DC and AC circuits as it is able to respond to voltage changes while absorbing and storing electrical energy.

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