2890-14G

DC Resistance (DCR):	745 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:	80MHz
Q @ Freq:	60 @ 7.9MHz
Series:	2890
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	760mA
Tolerance:	±2%
Inductance:	5.6µH
Material - Core:	Phenolic
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to the 2890-14G

The 2890-14G is a fixed inductor, which is widely used in various applications. It is a non-polarized inductor designed for high frequency operation. The 2890-14G is made from a high-grade ferrite material, which provides outstanding electrical and mechanical performance, delivering high efficiency and long-term reliability.

Application Fields

The 2890-14G is a highly efficient inductor and is frequently used in high frequency control systems, signal processing, and power conversion circuits. It is also used in AC-DC power supplies, DC-DC converters, and switching power supplies. Other applications include RF power amplifiers, high power/performance radio receivers, filters, oscillators, and wave guide systems.

Working Principle

A fixed inductor works by storing and releasing energy. A coil of copper wire forms the core of the inductor. When current is passed through the wire, an electric field is induced, which in turn creates a magnetic field around the wire. The changing magnetic field within the windings of the wire induces a voltage. This voltage is greater than the applied voltage and is referred to as the “back EMF”. This back EMF is what opposes the current, thereby storing and releasing energy.

Advantages and Disadvantages

The 2890-14G offers a number of advantages, including high efficiency, stability at high temperatures, long-term reliability, and high current ratings. It also has a wide frequency range and is able to withstand high voltage and current surges. On the downside, it has a limited current capacity and can be affected by temperature changes.

Conclusion

The 2890-14G is a fixed inductor that is widely used in various applications. It is a highly efficient inductor with a wide frequency range and excellent electrical and mechanical performance. It offers high efficiency, stability, and long-term reliability. However, it has a limited current capacity and can be affected by temperature changes.

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