Allicdata Part #: | 4494R-475-ND |
Manufacturer Part#: |
4494R-475 |
Price: | $ 4.68 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | API Delevan Inc. |
Short Description: | FIXED IND 4.7MH 260MA 1.85 OHM |
More Detail: | 4.7mH Unshielded Wirewound Inductor 260mA 1.85 Ohm... |
DataSheet: | 4494R-475 Datasheet/PDF |
Quantity: | 1000 |
50 +: | $ 4.20840 |
DC Resistance (DCR): | 1.85 Ohm |
Height - Seated (Max): | 0.235" (5.97mm) |
Size / Dimension: | 0.465" L x 0.405" W (11.81mm x 10.29mm) |
Supplier Device Package: | -- |
Package / Case: | 8-SMD, Gull Wing |
Mounting Type: | Surface Mount |
Inductance Frequency - Test: | 250kHz |
Operating Temperature: | -20°C ~ 80°C |
Ratings: | -- |
Frequency - Self Resonant: | 700kHz |
Q @ Freq: | 100 @ 250kHz |
Series: | 4494R |
Shielding: | Unshielded |
Current - Saturation: | 15mA |
Current Rating: | 260mA |
Tolerance: | ±25% |
Inductance: | 4.7mH |
Material - Core: | Ferrite |
Type: | Wirewound |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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Fixed Inductors:4494R-475 Application Field and Working Principle
In this article, the 4494R-475 inductor, a fixed inductor, is discussed with an analysis of its application fields and its working principle. The 4494R-475 is a high-performance, fixed-inductance inductor designed to offer superior reliability, dependability, and accuracy.
Application Field
The 4494R-475 is primarily used as a DC-blocking device for RF, VHF, UHF, and microwave applications. It is suitable for radios, receivers and transmitters, communication equipment, and even satellites. It is also used in other applications such as oscillators, filters, and timers. The 4494R-475 inductor can handle higher frequencies than most other inductors and works well in any environment with extremely low noise levels.
The 4494R-475 is a fixed inductor typically used for high-frequency applications, such as cellular radio and microwave technology. It is also used for applications that require high current and low voltage, and its fast response time makes it an ideal choice for fast switching applications. It is also recommended for energy storage applications, such as those used in electrochemical energy storage systems.
Working Principle
The 4494R-475 inductor works through the principle of electromagnetic induction. This process is responsible for generating an electric current when magnetic fields are passed through coils or wires. This principle is based on Faraday\'s Law of Electromagnetic Induction. According to this, an electromotive force (EMF) will be induced in a wire when a magnetic field is applied to it. The induced EMF is inversely proportional to the rate of change of the flux.
When a DC current is passed through the 4494R-475, the inductor tries to oppose the change in current. As a result, the inductor coil stores energy in the form of a magnetic field. The magnetic field created is proportional to the amount of current flowing through it. When the current is cut off, the stored energy in the form of a magnetic field is released, creating another current that is opposite to the original current. This process is called back EMF. The 4494R-475 inductor has a higher inductance than most other inductors, which makes it the perfect choice for high-frequency applications.
Conclusion
The 4494R-475 is a fixed inductor ideal for high-frequency applications, such as cellular radio and microwave technology. It is suitable for radios, receivers and transmitters, communication equipment, and even satellites. It is also used in other applications such as oscillators, filters, and timers. It is also recommended for energy storage applications, such as those used in electrochemical energy storage systems. The 4494R-475 works through the principle of electromagnetic induction and is able to store energy in the form of a magnetic field when DC current is passed through it.
The specific data is subject to PDF, and the above content is for reference
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4494R-275 | API Delevan ... | 4.68 $ | 1000 | FIXED IND 2.7MH 330MA 1.2... |
4494R-276 | API Delevan ... | 4.68 $ | 1000 | FIXED IND 27MH 95MA 14.5 ... |
4494R-335 | API Delevan ... | 4.68 $ | 1000 | FIXED IND 3.3MH 300MA 1.5... |
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4494R-396 | API Delevan ... | 4.68 $ | 1000 | FIXED IND 39MH 85MA 18 OH... |
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4494R-566 | API Delevan ... | 4.68 $ | 1000 | FIXED IND 56MH 70MA 27 OH... |
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4494R-826 | API Delevan ... | 4.68 $ | 1000 | FIXED IND 82MH 55MA 43 OH... |
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4494-125 | API Delevan ... | 1.79 $ | 1000 | FIXED IND 1.2MH 480MA 570... |
4494-155 | API Delevan ... | 1.79 $ | 1000 | FIXED IND 1.5MH 460MA 650... |
4494-185 | API Delevan ... | 1.79 $ | 1000 | FIXED IND 1.8MH 420MA 700... |
4494-225 | API Delevan ... | 1.79 $ | 1000 | FIXED IND 2.2MH 400MA 790... |
4494-275 | API Delevan ... | 1.79 $ | 1000 | FIXED IND 2.7MH 330MA 1.2... |
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