2890R-44F Allicdata Electronics
Allicdata Part #:

2890R-44F-ND

Manufacturer Part#:

2890R-44F

Price: $ 4.03
Product Category:

Inductors, Coils, Chokes

Manufacturer: API Delevan Inc.
Short Description: FIXED IND 120UH 219MA 4.1 OHM TH
More Detail: 120µH Unshielded Molded Inductor 219mA 4.1 Ohm Max...
DataSheet: 2890R-44F datasheet2890R-44F Datasheet/PDF
Quantity: 1000
800 +: $ 3.62294
Stock 1000Can Ship Immediately
$ 4.03
Specifications
DC Resistance (DCR): 4.1 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: 790kHz
Operating Temperature: -55°C ~ 105°C
Ratings: --
Frequency - Self Resonant: 10MHz
Q @ Freq: 95 @ 790kHz
Series: 2890R
Shielding: Unshielded
Current - Saturation: --
Current Rating: 219mA
Tolerance: ±1%
Inductance: 120µH
Material - Core: Iron
Type: Molded
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Inductors are essential components in most electrical and electronic circuitry. They are used to regulate electric current and voltage in machines and devices, and protect against the effects of overloads and short-circuits. In this article, we explore the application field and working principle of 2890R-44F, a fixed inductor.

Fixed inductors are commonly used in DC-DC converter applications for personal computers, handheld media players, and other low-power devices. They also find use in industrial applications where stability and efficiency are key requirements. The 2890R-44F fixed inductor is a high-performance, high-quality inductor designed for a wide range of fixed inductor applications.

The 2890R-44F fixed inductor features a two-layer foil structure, which provides superior current handling, high-efficiency power transfer, and low-distortion noise reduction. It also features a second layer of insulation to reduce EMI and RFI interference. The device has a maximum current handling capacity of 5.5 Amps and a maximum DC resistance of 0.6 ohms. The device also features a high Q factor, which is a measure of the amount of stored energy in the inductor. The device has a maximum Q factor of 800.

The 2890R-44F delivers high power transfer efficiency with low power losses. This means that the device can reduce the amount of heat generated during operation, making it a great choice for applications where heat dissipation is a concern. The device also features a high-temperature tolerance rating, making it suitable for use in harsh environments.

The working principle of the 2890R-44F is based on the principle of electromagnetic induction. When a current flows through the device, a magnetic field is induced, which in turn induces a current in the opposing winding. This induced current opposes the original current, creating a back EMF to limit the current flow and reduce the risk of overloading. The device also features a ferrite core, which provides additional inductance for higher efficiency.

In summary, the 2890R-44F fixed inductor is a high-performance, high-quality device designed for a wide range of applications. It features a two-layer foil structure for superior current handling and high power transfer efficiency, and a ferrite core for additional inductance. The device also boasts a high-temperature tolerance rating and good tolerance to interference. By using the principles of electromagnetic induction, the 2890R-44F ensures effective current regulation and protection against overloads and short-circuits.

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

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