DC Resistance (DCR):	560 mOhm Max
Height - Seated (Max):	--
Size / Dimension:	0.280" Dia x 0.900" L (7.11mm x 22.86mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	90MHz
Q @ Freq:	60 @ 7.9MHz
Series:	2890R
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	880mA
Tolerance:	±2%
Inductance:	4.7µH
Material - Core:	Phenolic
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Fixed inductors refer to inductors that have a fixed inductance. Inductors are used to store electrical energy in magnetic fields. Inductors are generally used in the construction of circuits, so that they can provide electrical paths for signal flow, as well as store energy. The 2890R-12G is a fixed inductor made by AEC-Q200 compliant polymer materials, with a high performance shield technology and a high current, low frequency transformer approach. This article will discuss the application field and working principle of the 2890R-12G fixed inductor.The 2890R-12G fixed inductor is used in DC/DC converters, power supplies, and other power conversion applications. The inductor is designed to provide high current, low frequency performance, with high efficiency for a variety of applications. The 2890R-12G is designed with a slightly higher inductance than standard fixed inductors, allowing it to supply more current when handling currents above the rated frequency.The 2890R-12G is designed using a “high-performance shield technology” which utilizes a metal casing to shield against interference from other electrical components. The inductor is also equipped with an internal temperature control feature which allows the inductor to run cooler by regulating its temperature. This helps the inductor to last longer by not overheating, and it also allows for faster recovery after power fluctuations.The 2890R-12G also uses a high current, low frequency transformer approach. This is an efficient method of providing a higher current rating than conventional fixed inductors without sacrificing reliability or performance. The 2890R-12G is capable of supplying up to 12 A of current at frequencies of up to 400 kHz, with a maximum inductance of 2890 µH. The 2890R-12G also has a built-in safety feature which prevents it from being damaged if voltages are too high or too low. This ensures that the inductor remains safe to use in industrial or medical applications. The inductor has an 8 mm vertical height, making it suitable for use in a variety of board layouts. The working principle of the 2890R-12G is relatively simple. When an alternating current is passed through the inductor, a small magnetic field forms around it. This magnetic field induces an electromotive force, which adds to the current flowing through the inductor, thus increasing its current rating. The inductance of the inductor is determined by the core material it’s made of, and the size and shape of the inductor. The inductance can also be adjusted by altering the size and shape of the inductor.The 2890R-12G is a fixed inductor made of AEC-Q200 compliant polymer materials, with a high performance shield technology and a high current, low frequency transformer approach. The inductor is designed for use in DC/DC converters, power supplies, and other power conversion applications. The inductor is capable of supplying up to 12A of current at frequencies of up to 400 kHz, with a maximum inductance of 2890 µH. The inductor is also equipped with a built-in temperature control feature, and a safety feature to protect itself from overvoltage and undervoltage. Overall, the 2890R-12G is an excellent choice for high current, low frequency applications due to its low profile design, high performance, and safety features. The inductor is designed for a variety of power conversion applications, as well as industrial and medical applications. The inductor is also relatively easy to use due to its working principle and the safety features it offers.

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