2890-20K Allicdata Electronics
Allicdata Part #:

2890-20K-ND

Manufacturer Part#:

2890-20K

Price: $ 1.04
Product Category:

Inductors, Coils, Chokes

Manufacturer: API Delevan Inc.
Short Description: FIXED IND 10UH 475MA 1.9 OHM TH
More Detail: 10µH Unshielded Molded Inductor 475mA 1.9 Ohm Max ...
DataSheet: 2890-20K datasheet2890-20K Datasheet/PDF
Quantity: 1000
1000 +: $ 0.95013
Stock 1000Can Ship Immediately
$ 1.04
Specifications
DC Resistance (DCR): 1.9 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: 7.9MHz
Operating Temperature: -55°C ~ 125°C
Ratings: --
Frequency - Self Resonant: 60MHz
Q @ Freq: 60 @ 7.9MHz
Series: 2890
Shielding: Unshielded
Current - Saturation: --
Current Rating: 475mA
Tolerance: ±10%
Inductance: 10µH
Material - Core: Phenolic
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

Fixed inductors are electronic components that store electrical energy in an inductance coil. They are widely used in various applications which require electrical current to flow through one or more induction coils. The most common applications of fixed inductors are in telecommunications, radio receivers, power supply systems and power amplifiers.

The 2890-20K is a type of fixed inductor which is typically used for high-frequency signal processing and switching applications such as switched-mode power supplies and RF amplifiers. This component has been designed to withstand high frequencies and can handle higher currents than many other models. It is available in various sizes and configurations to suit different requirements.

Application Field

The 2890-20K fixed inductor is used in various application fields, including but not limited to telecommunication, radio receivers, and power supply systems. The component is most commonly used for high-frequency switching applications, such as switched-mode power supplies, RF amplifiers, TV receivers, and more. The inductor is also suitable for power supply applications, which require an inductive device which can support high frequencies and handle high currents.

Working Principle

The 2890-20K fixed inductor operates on the principle of electromagnetic induction. A current passing through the inductor\'s coil creates an electromagnetic field which induces a voltage in the coil. The induced voltage opposes the current which drives it, resulting in an opposing force known as inductance. This behavior is known as Faraday’s law of induction and it is the basis of the operation of all types of inductors.

The inductance of the inductor depends on the number of turns in the coil and the core material used in its construction. A standard 2890-20K fixed inductor typically has 20,000 turns of copper wire wound around an iron core. The number of turns and the core material determine the inductance and response of the component to different frequencies.

The 2890-20K fixed inductor is designed for use in high-frequency switching applications where it can support frequencies up to 20 MHz. This makes it ideal for powering RF amplifiers, switched-mode power supplies, and more. The component can also be used in power supply applications where high levels of inductance are required. The component is widely used in the telecommunications and computer industries.

In conclusion, the 2890-20K fixed inductor is an essential component for various applications, from telecommunications to power supply systems. It operates on the principle of Faraday’s law of induction and is designed to withstand high frequencies and handle higher currents than many other models. The component is widely used in various industries and is an important part of many electronic circuits.

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

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