1812-394F

Series:	1812
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	--
Material - Core:	Ferrite
Inductance:	390µH
Tolerance:	±1%
Current Rating:	100mA
Current - Saturation:	--
Shielding:	Unshielded
DC Resistance (DCR):	20 Ohm Max
Q @ Freq:	40 @ 790kHz
Frequency - Self Resonant:	3MHz
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Inductance Frequency - Test:	790kHz
Mounting Type:	Surface Mount
Package / Case:	2-SMD
Supplier Device Package:	--
Size / Dimension:	0.126" L x 0.126" W (3.20mm x 3.20mm)
Height - Seated (Max):	0.190" (4.83mm)

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The 1812-394F Fixed Inductors are one of the most commonly used types of inductors. These inductors are designed to provide an inductive reactance, or energy, to a circuit or system. The energy is produced by passing an alternating current strain across the inductor\'s coil windings. The resulting magnetic field generates an inductance, which can be utilized for a number of different applications including filtering, buffering, and damping.The 1812-394F Fixed Inductor consists of a core and a coil. The core is the primary piece that the inductor is made up of. It is commonly a solid ferrite material which is designed to optimize the efficiency and performance of the inductor. The core also coupled with the quality of winding materials and wire configuration of the coils determine the performance of the inductor. The core is typically modified to increase the inductance or adjust the resistance level for a specific application.The second component of the 1812-394F Fixed Inductor are the windings. The windings are individually wrapped around the core and generally made up of multiple turns or coils. The winding\'s are typically composed of copper wire which introduces a current or voltage source that builds up the magnetic field. The wire\'s diameter, the number of turns, and the space between the wire all affect the inductance of the inductor.The 1812-394F Fixed Inductor is commonly used in a variety of applications. Typically, they are used to counteract capacitive reactance to increase the inductance as well as create a damping effect. This is often used in filter circuits and as a frequency selective network, both of which can be used to separate the desired frequency from incoming signals. These inductors can also be used to store energy in a circuit allowing currents of different waveforms to flow. Furthermore, they are often used in LC oscillators which have a wide range of applications in radio transmissions, signal conversion, and sensing.The working principle of the 1812-394F Fixed Inductor is based on Faraday\'s law of induction. This law states that when an electric current is passed through a conductor, an induced magnetic field is created around the conductor. When an alternating current is passed through the primary winding, it creates an alternating magnetic field. This induces a current in the secondary winding that is proportional to the magnitude of the frequency. Since this process does not involve significant power losses, inductors are capable of providing high levels of efficiency.In conclusion, the 1812-394F Fixed Inductor is one of the most widely used types of inductors in a variety of electrical and electronic applications. Its core and windings are completely optimized to provide the desired inductance and its working principle is based on the law of induction. This makes it an extremely efficient component that can be used to filter signals, store energy, and provide a dampening effect.

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