2890R-36H Allicdata Electronics
Allicdata Part #:

2890R-36H-ND

Manufacturer Part#:

2890R-36H

Price: $ 2.13
Product Category:

Inductors, Coils, Chokes

Manufacturer: API Delevan Inc.
Short Description: FIXED IND 47UH 445MA 1 OHM TH
More Detail: 47µH Unshielded Molded Inductor 445mA 1 Ohm Max Ax...
DataSheet: 2890R-36H datasheet2890R-36H Datasheet/PDF
Quantity: 1000
800 +: $ 1.93640
Stock 1000Can Ship Immediately
$ 2.13
Specifications
DC Resistance (DCR): 1 Ohm Max
Height - Seated (Max): --
Size / Dimension: 0.280" Dia x 0.900" L (7.11mm x 22.86mm)
Supplier Device Package: --
Package / Case: Axial
Mounting Type: Through Hole
Inductance Frequency - Test: 2.5MHz
Operating Temperature: -55°C ~ 105°C
Ratings: --
Frequency - Self Resonant: 16MHz
Q @ Freq: 65 @ 2.5MHz
Series: 2890R
Shielding: Unshielded
Current - Saturation: --
Current Rating: 445mA
Tolerance: ±3%
Inductance: 47µH
Material - Core: Iron
Type: Molded
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

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Fixed inductors—especially 2890R-36H types—are essential components in electronic circuits. They help maintain the current passing through the circuits, leading to a wide range of applications. In this article, we will look at the application fields and working principles of 2890R-36H fixed inductor.

Application Field

The primary application field for this type of fixed inductors is in low-voltage, low-frequency electronic systems and circuits. Given their high tolerance and wide working range, they are often used in resonance circuits, inverters, and switching-power supplies. Other application areas include radio transmitters and receivers, audio and video amplifiers, laser head drivers, motor-drive applications, and solar panels.

2890R-36H fixed inductors are also used in transformers and voltage regulators. These devices efficiently match the impedance of circuits, maintaining a consistent current to accomplish the desired action. The induction coil also helps in efficiently radiating energy via a wide variety of sources, such as magnetic fields.

Working Principles

At its core, the 2890R-36H inductor is an electrical component that uses magnetic fields to transfer energy between two electrical systems. Similarly, the inductor creates a magnetic field when a current passes through it. The resulting inductance will force the current to react in a certain manner. Here, the current goes through a closed path, forming a self-contained and self-regulating circuit.

The inductance is considered to be constant due to the fixed nature of the 2890R-36H inductor. When the current increases, more energy is stored in the magnetic field. Inversely, when the current decreases, the energy stored in the magnetic field also reduces. This creates an efficient energy transfer between the electrical systems, useful in many capacitive circuits.

In conclusion, the 2890R-36H fixed inductor is most suitable to low-voltage, low-frequency electronic systems and circuits. They are known for their high tolerance and wide working range, often used in resonance circuits, inverters, and switching-power supplies among other applications. Furthermore, the magnetic field created by the inductor creates a self-contained and self-regulating circuit, transforming and transferring energy between two electrical systems with ease.

The specific data is subject to PDF, and the above content is for reference

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