2500-42H

DC Resistance (DCR):	29 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.240" Dia x 0.740" L (6.10mm x 18.80mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	250kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	2.1MHz
Q @ Freq:	65 @ 250kHz
Series:	2500
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	69mA
Tolerance:	±3%
Inductance:	2mH
Material - Core:	Iron
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed inductors, also known as chokes, are generally composed of electromagnetic cores and wire coils. 2500-42H are among the most widely used fixed inductors in the current market. They are typically applicable to high-frequency impedance matching circuits and low-frequency filter circuits.The 2500-42H fixed inductor is made of two materials: one is ferrite and the other is copper. It also features a durable lightweight plastic enclosure for easy mounting. The most common implementation of the inductor is that it is wound in accordance with a certain ratio; and then the inductor is impregnated with epoxy resin to reduce the electrical induced noise and provide mechanical protection. The 2500-42H inductor is relatively small in size and offers excellent reliability and performance for high-frequency applications.The basic working principle of the 2500-42H inductor is based on Faraday’s law of electromagnetic induction. When a varying current is passed through a conductor, it will generate a varying magnetic field around the conductor. This varying magnetic field, in turn, induces a varying voltage in the conductor. As a result, a DC voltage is developed across the conductor and this voltage helps to control the current flow in the conductor.The 2500-42H inductor is primarily used in high-frequency applications, such as RF applications. It can also be used as part of a switching power supply, and is a good choice when it comes to impedance matching. As the impedance of the load changes, the inductor can be used to adjust the impedance of the earlier stage so that the current passing through the load can be controlled more efficiently. As the size of the inductor is small and its surface area is large, a larger impedance can be adjusted with the same physical space.Due to its small size and low cost, the 2500-42H fixed inductor is useful for a wide range of applications, such as audio and RF circuits, switching power supplies, and as a power inductor. It can also be used as part of a voltage regulator, where it helps to maintain a constant voltage across the regulator. Besides that, because of its excellent reliability and performance, the 2500-42H inductor is also used in medical and automotive electronics, as well as in the aerospace industry.Overall, the 2500-42H fixed inductor is a highly versatile and useful component that can be applied for a wide range of applications. It offers outstanding reliability and performance when used in high-frequency circuits, and its small size, low cost, and excellent impedance matching capabilities make it an ideal choice for a variety of applications.

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