![SDR0403-821KL Allicdata Electronics](https://files.allicdata.com/upload/common/default.jpg)
Allicdata Part #: | SDR0403-821KLTR-ND |
Manufacturer Part#: |
SDR0403-821KL |
Price: | $ 0.15 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | Bourns Inc. |
Short Description: | FIXED IND 820UH 100MA 12 OHM SMD |
More Detail: | 820µH Unshielded Wirewound Inductor 100mA 12 Ohm M... |
DataSheet: | ![]() |
Quantity: | 6000 |
2000 +: | $ 0.13227 |
4000 +: | $ 0.12449 |
6000 +: | $ 0.12060 |
10000 +: | $ 0.11671 |
50000 +: | $ 0.10893 |
DC Resistance (DCR): | 12 Ohm Max |
Height - Seated (Max): | 0.126" (3.20mm) |
Size / Dimension: | 0.177" L x 0.157" W (4.50mm x 4.00mm) |
Supplier Device Package: | -- |
Package / Case: | Nonstandard |
Mounting Type: | Surface Mount |
Inductance Frequency - Test: | 1kHz |
Operating Temperature: | -40°C ~ 125°C |
Ratings: | -- |
Frequency - Self Resonant: | 2.5MHz |
Q @ Freq: | 38 @ 796kHz |
Series: | SDR0403 |
Shielding: | Unshielded |
Current - Saturation: | 150mA |
Current Rating: | 100mA |
Tolerance: | ±10% |
Inductance: | 820µH |
Material - Core: | Ferrite |
Type: | Wirewound |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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SDR0403-821KL is a fixed inductor type of electronic component. It is widely used in radio frequency (RF) transmitter and receiver application as the inductor portion of a filter or tuned circuit. Such filters and tuned circuits are used in the RF stage of a wireless system for control and communication.
The device consists of a coil of wire wound on a ferrite core with a magnetically permeable material. This core material has very high magnetic permeability. It allows the inductor and other components to interact at RF frequencies, as well as allowing a signal to be passed through the core at its required operating frequency.
SDR0403-821KL is designed to operate in a standard 50 ohm impedance environment and has a minimum inductance of 150uH. This inductance value has been tuned for optimum performance at different frequencies, depending on the application. It is designed to be used as part of a high performance RF circuit that can be used in a variety of applications including remote control, telecommunication, satellite communication, data transmission and GPS navigation.
The working principle of SDR0403-821KL has to do with the fact that when an electric current passes through a wire it produces a magnetic field. In turn, the magnetic field exerts a force on the electrons in the wire and the electrons react by changing their velocity. This results in a voltage being induced in the wire. The larger the current, the larger the magnetic field, and hence, the larger the voltage induced in the wire.
The SDR0403-821KL uses this principle to produce a voltage that is proportional to the current passing through the inductor. This can then be used to tune the inductor to the required frequency and is also used to adjust the inductance for different applications.
The SDR0403-821KL is small and easy to install, making it an ideal choice for many different applications. It is also reliable and has a good temperature range of -40°C to 85°C. This makes it suitable for use in extreme temperatures where other components may not be able to operate.
In conclusion, the SDR0403-821KL is a fixed inductor type device designed for the RF stages of wireless systems. Its working principle is based on the principle that a current passing through a wire produces a magnetic field which induces a voltage. This magnetically coupled structure allows the inductor to be tuned for optimum performance. It is small, reliable and has a wide temperature range making it an ideal choice for many applications.
The specific data is subject to PDF, and the above content is for reference
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SDR0604-821KL | Bourns Inc. | 0.2 $ | 1600 | FIXED IND 820UH 140MA 5.2... |
SDR0805-180ML | Bourns Inc. | 0.18 $ | 1000 | FIXED IND 18UH 1.6A 100 M... |
SDR0805-7R5ML | Bourns Inc. | 0.18 $ | 1000 | FIXED IND 7.5UH 2.8A 50 M... |
SDR0805-271KL | Bourns Inc. | 0.18 $ | 1000 | FIXED IND 270UH 420MA 1.1... |
SDR0805-5R6ML | Bourns Inc. | 0.18 $ | 1000 | FIXED IND 5.6UH 3.5A 40 M... |
SDR0805-391KL | Bourns Inc. | 0.18 $ | 1000 | FIXED IND 390UH 360MA 1.7... |
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SDR0503-390KL | Bourns Inc. | 0.16 $ | 1000 | FIXED IND 39UH 650MA 420 ... |
SDR0503-391KL | Bourns Inc. | 0.16 $ | 1000 | FIXED IND 390UH 190MA 3.7... |
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SDR0503-821KL | Bourns Inc. | 0.16 $ | 1000 | FIXED IND 820UH 120MA 10 ... |
SDR0503-502JL | Bourns Inc. | 0.16 $ | 1000 | FIXED IND 5MH 39MA 60 OHM... |
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SDR0703-4R7KL | Bourns Inc. | 0.19 $ | 1000 | FIXED IND 4.7UH 1.5A 100 ... |
SDR0703-121KL | Bourns Inc. | 0.19 $ | 1000 | FIXED IND 120UH 260MA 1.7... |
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