0819-04F

DC Resistance (DCR):	180 mOhm Max
Height - Seated (Max):	--
Size / Dimension:	0.078" Dia x 0.200" L (1.98mm x 5.08mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	25MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	560MHz
Q @ Freq:	35 @ 25MHz
Series:	819
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	760mA
Tolerance:	±1%
Inductance:	150nH
Material - Core:	Phenolic
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Inductors are electrical components classified as passive because they are not able to initiate a signal themselves. They operate through the process of induction, whereby any change in current causes a proportional magnetic field to be generated around the inductor. This magnetic field can then be used to induce a proportional voltage. Fixed inductors are widely used in electronic applications, and serve the general purposes of filtering, DC blocking, low pass or bandpass filtering, impedance matching, current limiting, and as tuning elements.One of the most common types of fixed inductors is the 0819-04F, which is found in many consumer electronics including TVs, DVD players, audio amplifiers, and cell phone chargers. This inductor is characterized by its molded plastic construction, high quality copper windings, and overall tight tolerances. Additionally, it has a low DC resistance rating, making it an ideal choice for applications that require minimal power losses.The 0819-04F is typically used in power switching and voltage control circuits. It is able to control AC currents while preserving the existing resonance characteristics of the power line. This is done by using the inductance of the coil as a buffer to prevent current spikes in an AC circuit. This provides reliable performance at high frequencies, making it well suited for tasks such as driving motors, motor controls, and phase converters.The 0819-04F also works well as a filtering inductor, as it can reduce noise, electrical transients, and other unwanted electric signals both below and above the cutoff frequency. This helps to reduce EMI (electromagnetic interference) which can negatively affect the performance of other electronic components. Additionally, this inductor can be used in DC circuits to limit current flow; this is accomplished by using the visual inductance of the component to reduce voltage by a predictable amount.The working principle of the 0819-04F is based on Faraday\'s Law of Induction. This law states that any change in the current causes a corresponding change in the magnetic field surrounding the inductor, which then induces a counter-voltage in the same direction as the current. All fixed inductors work in a similar manner, and all operate according to Faraday\'s Law.In summary, the 0819-04F is a popular fixed inductor with a plastic molded housing and high-quality copper windings. It is commonly used in AC and DC circuits for power switching, voltage control, and filtering applications. Its working principle is based on Faraday\'s law of induction, which states that any change in current induces a proportional voltage in the same direction. This inductor is found in most modern consumer electronics, making it a reliable and affordable choice for those seeking an effective inductive component.

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