MIL1812-394J

DC Resistance (DCR):	20 Ohm Max
Height - Seated (Max):	0.134" (3.40mm)
Size / Dimension:	0.189" L x 0.134" W (4.80mm x 3.40mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	790kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	3MHz
Q @ Freq:	40 @ 790kHz
Series:	MIL1812
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	100mA
Tolerance:	±5%
Inductance:	390µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

Fixed inductors are one of the most fundamental elements used in a variety of electronics for tasks such as filtering, energy storage, and impedance matching. The MIL1812-394J is a type of fixed inductor with a wide range of applications. In this article, we will discuss the application field and working principle of the MIL1812-394J.

Application Field

The MIL1812-394J is an inductor commonly used for signal conditioning applications. It is designed to reduce noise in the signal and prevent any signal interference. It is used in series with a signal source to shield it from outside noise.The MIL1812-394J is also used for impedance matching. This type of inductor is designed to match the impedance of the drive circuit with the load resistance. As a result, it helps ensure maximum power transfer from the drive to the electrical load.In addition, this type of inductor can be used as a transformer in high voltage applications. The MIL1812-394J is often used as a step-down transformer to reduce the voltage of an incoming current.

Working Principle

The MIL1812-394J inductor operates based on the principle of electromagnetic induction. In this type of inductor, a voltage is applied to the primary coil which creates a magnetic field. This magnetic field induces a voltage in the secondary coil. This induced voltage is the same amplitude as the original voltage but with an opposite sign.When voltage is applied to the MIL1812-394J inductor, it acts as an electromagnet which stores energy. This energy is stored in the form of a magnetic field. When the voltage is removed, the magnetic field dissipates and the energy is released in the form of a current.

Conclusion

The MIL1812-394J is a type of fixed inductor with a wide range of applications. This type of inductor can be used for signal conditioning, impedance matching, and voltage transformation. The MIL1812-394J works on the principle of electromagnetic induction. It stores energy in the form of a magnetic field and releases it as a current when the voltage is removed.

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