B78148S1392K000 Allicdata Electronics
Allicdata Part #:

B78148S1392K000-ND

Manufacturer Part#:

B78148S1392K000

Price: $ 0.12
Product Category:

Inductors, Coils, Chokes

Manufacturer: EPCOS (TDK)
Short Description: FIXED IND 3.9UH 850MA 310 MOHM
More Detail: 3.9µH Unshielded Wirewound Inductor 850mA 310 mOhm...
DataSheet: B78148S1392K000 datasheetB78148S1392K000 Datasheet/PDF
Quantity: 1000
2000 +: $ 0.10592
Stock 1000Can Ship Immediately
$ 0.12
Specifications
DC Resistance (DCR): 310 mOhm Max
Height - Seated (Max): --
Size / Dimension: 0.157" Dia x 0.362" L (4.00mm x 9.20mm)
Supplier Device Package: --
Package / Case: Radial
Mounting Type: Through Hole
Inductance Frequency - Test: 7.96MHz
Operating Temperature: -55°C ~ 125°C
Ratings: --
Frequency - Self Resonant: 105MHz
Q @ Freq: 60 @ 7.96MHz
Series: BC
Shielding: Unshielded
Current - Saturation: --
Current Rating: 850mA
Tolerance: ±10%
Inductance: 3.9µH
Material - Core: Ferrite
Type: Wirewound
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

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Fixed inductors, including the B78148S1392K000, are most commonly used for radio-frequency circuits, such as those found in televisions, radios, wireless routers, cellular phones, and other wireless communication devices. The devices are also found in low-power electronic circuits. Fixed inductors are typically used in applications that require electromagnetic interference (EMI) suppression or when they must act as a tuned loading device, such as in an antenna circuit.

B78148S1392K000 applications involve the storage of energy in a magnetic field, which is then converted into a current during the release of the stored energy. The impedance of the circuit is determined by the inductance of the inductor, which is defined as the rate of change of current throughout the circuit. As the inductance of the inductor increases, the impedance of the circuit increases, and the current is dropped. Conversely, when the inductance of the inductor is decreased, the impedance of the circuit decreases, and the current is increased. This is why the B78148S1392K000 inductor is commonly used in applications that require some control of the current, such as those found in RF applications.

The basic principle behind the B78148S1392K000 fixed inductor is the same as that of all inductors. When a current flows through an inductor, a time-varying magnetic field is created. This time-varying magnetic field is responsible for the inductance of the device. When current flows through the coil, the magnetic field develops and expands, which causes the inductance value of the device to increase and the current to decrease. When the current is stopped, the magnetic field collapses, causing the inductance value to decrease and the current to increase. This cycle is repeated each time the current flows through the inductor, thus allowing for the regulation of the current flow.

The B78148S1392K000 is a fixed inductor, meaning that the inductance value of the device is fixed and cannot be adjusted. This allows for the device to be used in applications that require a specific inductance value, such as in RF applications. The B78148S1392K000 is designed to provide a stable inductance value over a wide range of frequencies, temperatures, and load conditions. The device is also designed to be capable of dissipating heat, which helps it to remain stable in high-temperature environments.

Fixed inductors are used in a variety of applications due to their simple construction and relatively low cost. The B78148S1392K000 in particular is often used in a wide variety of RF applications, such as cell phone transmit and receive circuits, television receivers, and radios. The device is also useful in low-power electronics applications where it can be used to provide a stable current source. Additionally, the device is often used in antenna circuits to provide tuned loading, as well as in EMI suppression circuits.

The specific data is subject to PDF, and the above content is for reference

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