0819-72K

Series:	819
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Molded
Material - Core:	Ferrite
Inductance:	100µH
Tolerance:	±10%
Current Rating:	52mA
Current - Saturation:	--
Shielding:	Unshielded
DC Resistance (DCR):	17.5 Ohm Max
Q @ Freq:	45 @ 2.5MHz
Frequency - Self Resonant:	9.5MHz
Ratings:	--
Operating Temperature:	-55°C ~ 105°C
Inductance Frequency - Test:	2.5MHz
Mounting Type:	Through Hole
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.078" Dia x 0.200" L (1.98mm x 5.08mm)
Height - Seated (Max):	--

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Fixed InductorsInductors are one of the most common electronic components used in both analog and digital circuits. An inductor is a two-terminal device, usually consisting of a coil of insulated wire wound around a magnetic core material such as iron. The most common type of inductor is the air-core inductor, which does not use a magnetic core. Inductors are used to store energy in a magnetic field, as well as to limit or filter the flow of electric current in an electrical circuit.The 0819-72K is a type of fixed inductor designed for use in low-power, high-frequency applications. It features a high-value inductance of 72 millihenrys, a maximum current rating of 0.5 amps, and a low-resistance value of 0.6 ohms. This combination makes it ideally suited for use in a wide range of applications, including power supply filtering, signal integrity, and RF (radio frequency) applications.The working principle of the 0819-72K is that when a current passes through the coil of wire, a magnetic field is created which opposes the current. Due to this opposition, the current is slowed down and the voltage is increased. This increase in voltage is referred to as inductive reactance, and is dependent upon the inductance of the inductor, as well as the frequency of the current. The inductance of the 0819-72K is fixed at 72 millihenrys.The 0819-72K has a wide range of applications in both analog and digital circuits. In power supply filtering, the inductor can be used to reduce ripple and noise in the output voltage of a power supply. In signal integrity, the inductor can be used to reduce crosstalk and noise between adjacent components in a circuit. Finally, in RF applications, the inductor can be used for impedance matching, voltage standing-wave ratio (VSWR) measurements, and frequency tuning.In summary, the 0819-72K is a fixed inductor designed for use in high-frequency, low-power applications. It features a high-value inductance, a maximum current rating of 0.5 amps, and a low-resistance value of 0.6 ohms. It is typically used for power supply filtering, signal integrity, and various RF applications.

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