
Allicdata Part #: | ELJ-FB4R7MF-ND |
Manufacturer Part#: |
ELJ-FB4R7MF |
Price: | $ 0.00 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | Panasonic Electronic Components |
Short Description: | FIXED IND 4.7UH 350MA 810 MOHM |
More Detail: | 4.7µH Unshielded Wirewound Inductor 350mA 810 mOhm... |
DataSheet: | ![]() |
Quantity: | 1000 |
1 +: | 0.00000 |
DC Resistance (DCR): | 810 mOhm Max |
Height - Seated (Max): | 0.134" (3.40mm) |
Size / Dimension: | 0.177" L x 0.126" W (4.50mm x 3.20mm) |
Supplier Device Package: | 1812 |
Package / Case: | 1812 (4532 Metric) |
Mounting Type: | Surface Mount |
Inductance Frequency - Test: | 1MHz |
Operating Temperature: | -20°C ~ 85°C |
Ratings: | -- |
Frequency - Self Resonant: | 33MHz |
Q @ Freq: | 50 @ 5MHz |
Series: | FB |
Shielding: | Unshielded |
Current - Saturation: | -- |
Current Rating: | 350mA |
Tolerance: | ±20% |
Inductance: | 4.7µH |
Material - Core: | -- |
Type: | Wirewound |
Part Status: | Obsolete |
Packaging: | Tape & Reel (TR) |
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Inductors, or coils, are basically electrical components designed to store energy in the form of a magnetic field. Fixed inductors are a type of inductor that have fixed characteristics, and don’t have any adjustable properties. One particular type of fixed inductor is the ELJ-FB4R7MF, which is used for applications such as power supplies, filters, and oscillators. It is made from a ferrite core with copper wire of a certain thickness (usually 46 AWG) wound around it.
An ELJ-FB4R7MF is most commonly rated at 0.7 µH (micro-henry) with a rated current of 6.2 A. It has a low DC resistance of 0.41 ohm, and a high temperature coefficient of 0.54%. It is small in size and requires a minimum of PCB real estate for mounting. Other features include excellent noise suppression characteristics, low insertion loss, and high electrical isolation.
The working principle of an ELJ-FB4R7MF is relatively straightforward. When current passes through the coil, it creates a magnetic field that stores energy. This energy can be used in various ways, such as powering another electrical device or reducing the voltage of an incoming signal. By changing the amperage that is passed through the coil, its inductance (the measure of its ability to store energy) can be tuned to a specific value.
Though the ELJ-FB4R7MF is not adjustable, it still provides many useful features. It can provide excellent noise suppression and reduce the voltage of incoming signals, and it also has low DC resistance, high temperature coefficient and low insertion loss. Its small size makes it suitable for mounting on PCBs with minimal real estate. This makes it a popular choice for applications such as power supplies, oscillators, and filters.
Overall, the ELJ-FB4R7MF is a type of fixed inductor that should be considered for applications such as power supplies, filters, and oscillators. It is made from a ferrite core with copper wire wound around it at a particular thickness, and it is rated at 0.7 µH with a rated current of 6.2 A. It has excellent noise suppression characteristics, low DC resistance, low insertion loss, and high temperature coefficient. Its small size is also ideal for mounting on PCBs and taking up minimal real estate. If you’re looking for a convenient and reliable fixed inductor for your next project, consider the ELJ-FB4R7MF!
The specific data is subject to PDF, and the above content is for reference
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