7447779239 Inductors, Coils, Chokes |
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Allicdata Part #: | 732-4047-2-ND |
Manufacturer Part#: |
7447779239 |
Price: | $ 1.08 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | Wurth Electronics Inc. |
Short Description: | FIXED IND 390UH 380MA 2.85 OHM |
More Detail: | 390µH Shielded Wirewound Inductor 380mA 2.85 Ohm M... |
DataSheet: | 7447779239 Datasheet/PDF |
Quantity: | 1000 |
1000 +: | $ 0.97776 |
DC Resistance (DCR): | 2.85 Ohm Max |
Height - Seated (Max): | 0.177" (4.50mm) |
Size / Dimension: | 0.287" L x 0.287" W (7.30mm x 7.30mm) |
Supplier Device Package: | -- |
Package / Case: | Nonstandard |
Mounting Type: | Surface Mount |
Inductance Frequency - Test: | 1kHz |
Operating Temperature: | -40°C ~ 125°C |
Ratings: | -- |
Frequency - Self Resonant: | 3.8MHz |
Q @ Freq: | -- |
Series: | WE-PD |
Shielding: | Shielded |
Current - Saturation: | 420mA |
Current Rating: | 380mA |
Tolerance: | ±20% |
Inductance: | 390µH |
Material - Core: | Ferrite |
Type: | Wirewound |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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fixed inductors
Fixed inductors, also known as chokes, are passive electronic components used in electrical circuits for filtering applications. It is a type of electrical component that is made up of a coil of insulated wire and a core. The inductor works on the principle of magnetism and generates a magnetic field when current is passed through it. A fixed inductor is used to store magnetic energy in the form of a magnetic field. The magnetic field around an inductor is proportional to the current in it and also to the winding of it.
A 7447779239 application field refers to the different uses or applications of fixed inductors and how they work. Many types of inductors are available for a range of applications, from very high frequencies to low frequencies. Some of the most common applications for fixed inductors are in filters, tuning circuits, oscillators, tuned amplifiers, and waveform generators. Each type of application has different requirements for inductance, capacitance, turns ratio, temperature, and current rating.
The design and construction of a 7447779239 fixed inductor must take into account various parameters, such as the frequency of operation, the permissible stored energy, the saturation current, and the energy absorption of the core material. The shape and size of the core and the inductor, the type of winding, and the number of turns are also important design considerations. The inductance of an inductor is determined by the number of turns, the core material, and its size.
The working principle of an inductor is the same regardless of the type of application or design parameters. When a current passes through an inductor, a magnetic field is created, and as the current changes, the magnetic field changes. This creates an induced potential difference across the wires, which in turn produces an electromotive force, or EMF. The EMF induces a current, which in turn induces the original current, resulting in a sustained current flow.
Inductors are incredibly versatile and can be used in a variety of applications, from power supplies to radio frequency systems. They are used to filter high frequency noise in power supplies, to reduce power consumption, to improve the stability of a circuit, and to create tuned circuits. Inductors are also used in RF applications such as receivers and transmitters to create a tuned circuit that can send or receive RF signals.
Fixed inductors are commonly used in a wide variety of modern electronic devices and systems. They are essential components in many circuits and can be used for a range of purposes, from filtering to power conversion. In order to get the most out of a fixed inductor, designers must consider the characteristics of the inductor, the application, and the circuit parameters. With careful consideration, and expert engineering, a 7447779239 fixed inductor can be used with great success in a wide variety of applications.
The specific data is subject to PDF, and the above content is for reference
Part Number | Manufacturer | Price | Quantity | Description |
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744741 | Wurth Electr... | 83.85 $ | 18 | RADIAL LEADED WIRE INDUCT... |
744786A | Wurth Electr... | 72.42 $ | 7 | MULTILAYER RF IND KIT 060... |
744784A | Wurth Electr... | 72.42 $ | 7 | MULTILAYER RF IND KIT 040... |
744743 | Wurth Electr... | 76.23 $ | 15 | RADIAL LEADED WIRE INDUCT... |
744705 | Wurth Electr... | 76.23 $ | 7 | TOROIDAL LINE CHOKES WE-F... |
744713 | Wurth Electr... | 76.23 $ | 5 | ROD CORE INDUCTORS WE-SDF... |
744765A | Wurth Electr... | 80.05 $ | 6 | SMD WIRE WOUND CERAMIC IN... |
744731 | Wurth Electr... | 99.62 $ | 10 | SHIELDED RADIAL LEADED WI... |
744762A/RFI | Wurth Electr... | 60.98 $ | 1 | FERRITE SMD INDUCTORS WE-... |
744790 | Wurth Electr... | 68.61 $ | 2 | SMD MULTILAYER INDUCTORS ... |
744762 | Wurth Electr... | 80.05 $ | 2 | SMD WIRE WOUND CERAMIC IN... |
744773 | Wurth Electr... | 80.05 $ | 1 | SMD POWER INDUCTORS WE-PD... |
744728 | Wurth Electr... | 84.24 $ | 4 | DESIGN KIT INDUCTORS FOR ... |
744720 | Wurth Electr... | 84.24 $ | 1 | KIT DESIGN FOR LINEAR TEC... |
744761 | Wurth Electr... | 87.67 $ | 5 | SMD WIRE WOUND CERAMIC IN... |
744775 | Wurth Electr... | 87.67 $ | 1 | SMD POWER INDUCTORS WE-PD... |
744770 | Wurth Electr... | 90.71 $ | 5 | KIT INDUCTOR PD SERIES LA... |
7447713 | Wurth Electr... | 99.62 $ | 2 | SMD POWER INDUCTORS WE-PD... |
744766 | Wurth Electr... | 60.98 $ | 2 | INDUCTORS WE-GFFixed Kit ... |
744785 | Wurth Electr... | 76.23 $ | 3 | MULTILAYER CERAMIC SMD IN... |
744722 | Wurth Electr... | 75.47 $ | 1000 | KIT INDUCTOR FOR MPSFixed... |
744724 | Wurth Electr... | 84.24 $ | 1000 | KIT DESIGN FOR NATIONAL R... |
744777 | Wurth Electr... | 90.71 $ | 1000 | KIT INDUCTOR PD SERIES ME... |
744778 | Wurth Electr... | 99.62 $ | 1000 | KIT INDUCTOR PD SERIES SM... |
744721 | Wurth Electr... | 106.72 $ | 1000 | KIT CHOKES FOR EXARFixed ... |
744732681 | Wurth Electr... | 0.71 $ | 1000 | FIXED IND 680UH 420MA 2.2... |
744732152 | Wurth Electr... | 0.71 $ | 1000 | FIXED IND 1.5MH 290MA 4.7... |
744773112 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 12UH 1.28A 210 ... |
744773118 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 18UH 1.1A 338 M... |
744773139 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 39UH 770MA 587 ... |
744773156 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 56UH 640MA 937 ... |
744773168 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 68UH 560MA 1.11... |
744773018 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 1.8UH 2.7A 64 M... |
744773056 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 5.6UH 1.58A 126... |
744773014 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 1.4UH 3.4A 56 M... |
744773027 | Wurth Electr... | -- | 1000 | FIXED IND 2.7UH 2.25A 79 ... |
744773039 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 3.9UH 1.88A 94 ... |
744773127 | Wurth Electr... | 0.75 $ | 1000 | FIXED IND 27UH 940MA 522 ... |
FIXED IND 10UH 590MA 350 MOHM10H Unshiel...
FIXED IND 22NH 1.4A 70 MOHM SMD22nH Unsh...
FIXED IND 13NH 600MA SMD13nH Unshielded ...
FIXED IND 680UH 210MA 4.6 OHM680H Unshie...
FIXED IND 470UH 1.3A 280 MOHM TH470H Uns...
FIXED IND 8.2UH 165MA 2.2 OHM TH8.2H Uns...