ER1537-03KP

DC Resistance (DCR):	90 mOhm 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:	25MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	360MHz
Q @ Freq:	45 @ 25MHz
Series:	ER1537
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	1.4A
Tolerance:	±10%
Inductance:	270nH
Material - Core:	Phenolic
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed inductors are components in electronic circuits and systems specifically designed to store electrical energy in the form of electromagnetic fields. Primarily used in power supplies, amplifiers, and converters, these inductors perform a variety of other tasks, such as keeping magnetic fields away from sensitive devices, suppressing radio frequency interference, filtering, controlling power flow, and providing energy for a wide range of applications. The ER1537-03KP is a P-type fixed inductor, meaning that it is able to be used in a variety of different applications and conditions.The ER1537-03KP fixed inductor is specifically designed to provide low-loss inductance for use in high-speed switching applications or for applications involving high frequency circuits. Its small size allows for use in confined spaces, like in laptop or mobile phones. Its inductance stability helps to maintain peak performance in conditions of rapid load current changes or high power conditions. This makes it suitable for applications such as DC/DC converters, voltage regular circuits, and power systems.The ER1537-03KP\'s construction is based on an enclosed ferrite core composed of a sintered composite of iron, boron, and other metallic elements. This enclosure allows for uniform inductance characteristics due to the nature of the magnetic properties of the core. The cores have also been treated with a corrosion-resistant coating to help prevent premature wear and tear. The winding in the core also provides low loss operation due to its construction from high-grade copper and nitrile rubber insulation material.The working principle of the ER1537-03KP fixed inductor is based on the magnetic forces generated by the current passing through the windings. When a current passes through the core, it creates a magnetic field. This field then interacts with the windings, generating an alternating current, or “AC”, flux in the core. This AC flux then interacts with the core, inducing an inductance in the windings which is used to store energy.In terms of application field, the ER1537-03KP fixed inductor is most commonly used for switch mode power supplies, voltage regulators, DC-DC converters, and high frequency circuits. These components require small form factor and low-loss inductance, making the ER1537-03KP an excellent choice. In addition, the flexibility of its construction allows for low-frequency losses and good frequency dependency, further improving its efficacy in these types of applications.The ER1537-03KP fixed inductor offers a wide range of advantages for designers. Because of its small form factor and corrosion-resistant coating, it is ideal for use in a variety of environments. Its low-loss inductance helps to ensure peak performance in all conditions. Additionally, its construction allows for low-frequency losses and good frequency dependency, making it suitable for applications across a wide range of industries. These factors make the ER1537-03KP an attractive option for fixed inductor applications.

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