PM1812-390J-RC

DC Resistance (DCR):	4.5 Ohm Max
Height - Seated (Max):	0.134" (3.40mm)
Size / Dimension:	0.177" L x 0.126" W (4.50mm x 3.20mm)
Supplier Device Package:	1812
Package / Case:	1812 (4532 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	2.52MHz
Operating Temperature:	-40°C ~ 100°C
Ratings:	--
Frequency - Self Resonant:	10MHz
Q @ Freq:	50 @ 2.52MHz
Series:	PM1812
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	150mA
Tolerance:	±5%
Inductance:	39µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Fixed inductors, also known as inductors, are passive two-terminal electronic components. It is a coil-like component that produces a magnetic field when a voltage is applied. It stores electrical energy in the form of a magnetic field. Fixed inductors can be either air core, which use only air as their core to inductively couple, or they can have ferrite, ceramic, or powdered iron cores to enhance the magnetic properties of the fixed inductor. Fixed inductors are found in countless applications, including radio frequency (RF) transceivers, pulse transformers, transducers, and power supply circuits.

The PM1812-390J-RC fixed inductor is a two terminal device used in electronic circuits. This inductor is used in radio frequency circuits, such as RF power transceivers, transducers, and power supply circuits. It consists of a coil of wire, usually copper, wound around a ferrite core. The ferrite core concentrates the magnetic field produced by the coil and increases its effectiveness. The PM1812-390J-RC has a voltage rating of 1000 Volts and a current rating of 1.5 Amps RMS, making it suitable for high power applications. The primary feature of this fixed inductor is its low self- inductance of 0.390µH. Its low inductance value makes it ideal for use in circuits that require a low level of frequency.

The working principle of a PM1812-390J-RC fixed inductor is based on Faraday\'s law of induction, which states that a voltage is induced in a coil when it is exposed to a changing magnetic field. When a voltage is applied across the PM1812-390J-RC, an electric current is generated in the inductor’s coils, or windings, which in turn produces a magnetic field. This magnetic field induces a voltage across the winding, thus completing an electric current. The magnitude of the induced voltage depends on the magnitude of the magnetic field, as well as the number of turns in the coil and the area enclosed within the coil.

PM1812-390J-RC fixed inductors are primarily used in radio frequency circuits as part of tuned circuits. These circuits use the inductor’s self-inductance to produce a specific resonant frequency, at which the inductor and the circuit become most effective. The inductor acts as a filter, allowing the desired signal to pass through while blocking any unwanted signals. The PM1812-390J-RC inductor is also used in pulse transformers, transducers, and switched-mode power supplies.

Fixed inductors, such as the PM1812-390J-RC, offer several advantages over other types of inductors. They are relatively small in size and can be easily incorporated into most circuits. Additionally, they are inexpensive and can be produced in large quantities. Unlike other types of inductors, fixed inductors have a stable inductance value, meaning that they are ideal for applications that require a consistent level of performance.

Regardless of the specific application, PM1812-390J-RC fixed inductors are used in countless electronic projects. From RF circuits to transceivers and transducers, this type of inductors provides a reliable and cost-effective solution. Their low inductance and high voltage ratings make them particularly well-suited for high-power applications, while their small size allows them to be incorporated into a wide variety of circuits. Fixed inductors are an essential component of any electrical and electronic circuits and the PM1812-390J-RC fixed inductor is a great example of this versatile and robust technology.

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