0819R-40F Allicdata Electronics
Allicdata Part #:

0819R-40F-ND

Manufacturer Part#:

0819R-40F

Price: $ 2.83
Product Category:

Inductors, Coils, Chokes

Manufacturer: API Delevan Inc.
Short Description: FIXED IND 4.7UH 150MA 2.1 OHM TH
More Detail: 4.7µH Unshielded Molded Inductor 150mA 2.1 Ohm Max...
DataSheet: 0819R-40F datasheet0819R-40F Datasheet/PDF
Quantity: 1000
3500 +: $ 2.54810
Stock 1000Can Ship Immediately
$ 2.83
Specifications
Series: 0819R
Packaging: Tape & Reel (TR) 
Part Status: Active
Type: Molded
Material - Core: Iron
Inductance: 4.7µH
Tolerance: ±1%
Current Rating: 150mA
Current - Saturation: --
Shielding: Unshielded
DC Resistance (DCR): 2.1 Ohm Max
Q @ Freq: 55 @ 7.9MHz
Frequency - Self Resonant: 88MHz
Ratings: --
Operating Temperature: -55°C ~ 105°C
Inductance Frequency - Test: 7.9MHz
Mounting Type: Through Hole
Package / Case: Axial
Supplier Device Package: Axial
Size / Dimension: 0.078" Dia x 0.200" L (1.98mm x 5.08mm)
Height - Seated (Max): --
Description

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Fixed Inductors

Fixed inductors are components used for storing electricity and releasing it in a controlled fashion. These devices are known for their basic and reliable design, making them a popular choice for any circuit or system that requires stable electrical current. One specific type of fixed inductor is the 0819R-40F, which is used in a variety of applications and played an influential role in the development of electronic equipment in the 20th century.

0819R-40F Applications

The 0819R-40F is a small form inductor, and is therefore suited for applications which require a device of low form factor and minimal footprint. These inductors are available in a variety of sizes depending on their application, with the three main sizes being the 0807, 0813, and 0819. The 0807, 0813, and 0819 sizes are utilizing for applications such as power supplies, filters, impedance matching, boosting, and restraining electrical current.

The 0819R-40F is also commonly used in radiofrequency and microwave circuits, as well as in cathode ray tube (CRT) displays. These inductors are particularly useful in these applications due to their low oxide core material and low profile design. Due to the small size of these inductors, they are also ideal for space and weight-constrained applications such as avionics, satellites, and battery-powered portable devices.

0819R-40F Working Principle

The working principle of the0819R-40F is based on electromagnetic induction. This is a phenomenon by which an electrical current running through a wire will generate a magnetic field around the wire. This field can be used to induce an electrical current through another nearby wire. This principle is known as inductive coupling.

The purpose of the 0819R-40F is to use the inductive coupling generated by a current running through a wire, and store that energy. By storing electrical energy and releasing it in a controlled fashion, the inductor can also be used for impedance matching and power conditioning. This is why the 0819R-40F is a popular choice for power supplies, filters, and other applications that require stable currents.

Conclusion

The 0819R-40F is a type of fixed inductor that is used in a variety of applications. The working principle of the 0819R-40F is based on electromagnetic induction, whereby a current running through a wire will induce an electrical current through another nearby wire. This induced current can be stored and released in a controlled fashion by the inductor, making it an important component for power supplies, filters, and other applications that require stable currents. The small size and low profile of the 0819R-40F inductors make them particularly suitable for space and weight-constrained applications.

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

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