2890-03J Allicdata Electronics
Allicdata Part #:

2890-03J-ND

Manufacturer Part#:

2890-03J

Price: $ 1.33
Product Category:

Inductors, Coils, Chokes

Manufacturer: API Delevan Inc.
Short Description: FIXED IND 1.8UH 1.79A 135 MOHM
More Detail: 1.8µH Unshielded Molded Inductor 1.79A 135 mOhm Ma...
DataSheet: 2890-03J datasheet2890-03J Datasheet/PDF
Quantity: 1000
800 +: $ 1.21086
Stock 1000Can Ship Immediately
$ 1.33
Specifications
DC Resistance (DCR): 135 mOhm 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: 140MHz
Q @ Freq: 60 @ 7.9MHz
Series: 2890
Shielding: Unshielded
Current - Saturation: --
Current Rating: 1.79A
Tolerance: ±5%
Inductance: 1.8µH
Material - Core: Phenolic
Type: Molded
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

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Fixed inductors are a type of component that is designed to resist changes in the electric current within a circuit. They can be used to store energy in the form of magnetic flux or as part of a filter to reduce noise in a circuit. The 2890-03J is one type of fixed inductor that is designed with a molded plastic body for ease of installation and assembly. This component is also designed to provide reliable electrical performance in the field with its high tolerance and excellent temperature properties. Furthermore, the 2890-03J is versatile enough to be used in both AC and DC applications.

The electrical principle of the 2890-03J can be outlined with simple Faraday\'s Law of Inductance. This law explains that when an electrical current flows through a wire or coil, it creates a magnetic field. When this magnetic field is changed, a voltage is also induced. This phenomenon, known as self-inductance, is what makes the 2890-03J work. In the 2890-03J, the current passes through the wire coil creating an electromagnetic field, while the other side is connected to a power source. When the current is changed, it induces a voltage and this voltage creates energy that is stored in the inductor.

The 2890-03J is designed to be used in a wide variety of applications such as radio and microwave power systems, amplifiers, automotive electronics and AC/DC power supplies. In radio and microwave applications, the 2890-03J is used as a common power supply to ensure a constant output power. In amplifiers, it is used as a filter or impedance matching device to reduce noise. In automotive electronics, it is used as an energy storage device to improve battery life. Finally, in AC/DC power supplies, the 2890-03J is used to create a voltage transformation effect and reduce electrical noise.

The 2890-03J can also be used in noise reduction circuits. This application is achieved by creating an inductive path for electricity to flow through. This path is designed to reduce the amount of electromagnetic interference that can be produced by the circuit. In this way, the component can help to reduce both radio frequency interference and the amount of electrical noise in a circuit. Additionally, the component can be used as a common impedance transformer, which is used to create a voltage transformation effect in order to improve the efficiency and safety of the circuit.

Overall, the 2890-03J is a versatile fixed inductor that is designed for reliability and versatility in a variety of applications. Its unique design allows for easy installation and assembly, while its electrical principle can be understood using Faraday\'s Law of Inductance. The 2890-03J is suitable for use in AC and DC applications such as radio and microwave power systems, amplifiers, automotive electronics and AC/DC power supplies. Additionally, it can be used as part of a noise reduction circuit, or as an impedance transformer to create voltage transformation effects. As such, this component is an ideal solution for a range of fixed inductor applications.

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

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