7440320039 Inductors, Coils, Chokes |
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Allicdata Part #: | 732-3047-2-ND |
Manufacturer Part#: |
7440320039 |
Price: | $ 0.27 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | Wurth Electronics Inc. |
Short Description: | FIXED IND 3.9UH 540MA 250 MOHM |
More Detail: | 3.9µH Unshielded Wirewound Inductor 540mA 250 mOhm... |
DataSheet: | 7440320039 Datasheet/PDF |
Quantity: | 1000 |
2000 +: | $ 0.24696 |
DC Resistance (DCR): | 250 mOhm Max |
Height - Seated (Max): | 0.091" (2.30mm) |
Size / Dimension: | 0.126" L x 0.098" W (3.20mm x 2.50mm) |
Supplier Device Package: | 1210 |
Package / Case: | 1210 (3225 Metric) |
Mounting Type: | Surface Mount |
Inductance Frequency - Test: | 1MHz |
Operating Temperature: | -40°C ~ 125°C |
Ratings: | -- |
Frequency - Self Resonant: | 35MHz |
Q @ Freq: | 20 @ 1MHz |
Series: | WE-LQ |
Shielding: | Unshielded |
Current - Saturation: | 1.35A |
Current Rating: | 540mA |
Tolerance: | ±20% |
Inductance: | 3.9µH |
Material - Core: | Ferrite |
Type: | Wirewound |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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Fixed inductors are essential components in the majority of electrical appliances. The 7440320039 is a type of fixed inductor that serves a range of uses. This includes pairing with other components in order to create and store energy. Additionally, it is commonly used to regulate and suppress interference within a circuit.
In the manufacture of the 7440320039, a thin metal coil is wrapped several times around a non-metallic core. This is typically a toroidal or rectangular core, depending on the desired inductance. The core helps to reduce eddy-current losses as the inductor carries current. The inductor is then wound with a wire, usually made of copper or aluminium, to complete the construction. The shell used for the inductor may be made of a variety of materials depending on the application.
One of the primary applications of the 7440320039 is in radios. A radio requires electronic filters and amplifiers to act as antennae, and the inductors are used in creating these components. This is where the inductor’s ability to store energy comes in. When a radio signal is applied to the inductor, a current will build up in the winding; this current can then be drawn off through other components in the system. Inductors can also be used in TVs, cell phones, power supplies, routers, and other communication devices.
Another application of the 7440320039 is in its ability to reduce interference. Interference is caused when two different frequencies interact; this can be both intentional and unintentional. An inductor acts as a bridge between the frequencies, allowing them to pass through and reducing the amount of interference. This reduces the risk of signal loss and ensures a much smoother experience for the user.
The working principle of the 7440320039 is simple. When a voltage is applied to the inductor, a current is induced in the winding. This current creates an electromagnetic field around the inductor, and this field is responsible for the stored energy. This energy then flows through the core of the inductor, providing the inductance required by a system.
The 7440320039 is a versatile and reliable component in the range of fixed inductors. With its ability to store energy and reduce interference, it is an important component in a range of electronic products. As fixed inductors become more and more sophisticated, the 7440320039 will continue to be an essential component in the electrical industry.
The specific data is subject to PDF, and the above content is for reference
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