2890-44F

DC Resistance (DCR):	4.1 Ohm 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:	790kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	10MHz
Q @ Freq:	95 @ 790kHz
Series:	2890
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	219mA
Tolerance:	±1%
Inductance:	120µH
Material - Core:	Iron
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed inductors have a variety of applications in the field of electronics. The 2890-44F inductor, for instance, is widely used by professional engineers, hobbyists, and DIYers for both prototyping and industrial applications. This inductor is a non-polarized, enclosed coil type, which means it can be used in a wide range of frequencies, from DC up to 10GHz. The 2890-44F, rated at 100µH, suits use in both analog and digital applications. It has a high Q value, low core losses and can be used for a variety of applications, including power supplies and circuit protection.For easy installation, the 2890-44F has a through-hole termination which provides a secure connection and contacts both sides of the coil. It also has a ferrite core to greatly reduceheating generated by current flow. With a temperature coefficient of up to ± 50 ppm/°C, the 2890-44F has a high stability, allowing it to maintain consistent performance over a wide temperature range. All of these features make the 2890-44F an ideal choice for industrial applications, where high reliability and long-term use are important.The working principle of the 2890-44F is the same as any other inductor. It uses the Faraday’s law of induction, which states that a changing magnetic field will induce an electric current. When current passes through the core of the inductor, it creates a changing magnetic field, which in turn induces an electric current in the coil. The induced current produces self-inductive reactance which opposes the flow of current, providing the inductor with its most important property – the ability to store energy. This stored energy is then released back into the circuit whenever the current flow stops or reverses direction. Moreover, the power dissipated in the 2890-44F is much less than for other non-polarized, enclosed coil types. This means the inductor has a lower temperature coefficient and higher reliability than other types, while still being able to provide high performance. The 2890-44F is a versatile device that can be used in a broad range of electronic applications. It is ideal for power supplies, circuit protection, and audio circuits, thanks to its high reliability, high Q value, and low core losses. It is also an excellent choice for prototype circuits and can be used in both analog and digital projects. In summary, the 2890-44F inductor is a high performance, low-power device suited for both professional and hobbyist electronic applications. It has a wide range of features including a non-polarized, enclosed coil design, high Q value, low core losses, high stability, and a temperature coefficient of up to ± 50 ppm/°C. It employs the principle of Faraday’s law of induction, allowing it to store energy in its coil and release it whenever the current flow stops or reverses direction. With its excellent performance and long-term reliability, the 2890-44F is a great choice for engineers and DIYers alike.

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