LB2518T221K

DC Resistance (DCR):	4.5 Ohm
Height - Seated (Max):	0.079" (2.00mm)
Size / Dimension:	0.098" L x 0.071" W (2.50mm x 1.80mm)
Supplier Device Package:	1007 (2518 Metric)
Package / Case:	1007 (2518 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	796kHz
Operating Temperature:	-40°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	5.5MHz
Q @ Freq:	--
Series:	LB
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	40mA
Tolerance:	±10%
Inductance:	220µH
Material - Core:	--
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors are electronic components that are used to store an electrical charge within the core of a metal coil. The well-known LB2518T221K Inductor is one such device, generally used in filter designs, which features a unique and versatile core structure that is capable of sustaining high-frequency filtering frequencies while maintaining a consistent frequency response. This article will explore the application fields and the working principles of the LB2518T221K Inductor.The LB2518T221K Inductor is designed mainly for use in signal conditioning applications such as digital signal filtering, signal modulation, and power supply line interference reduction. As its core structure consists of multiple segments of tightly wound thin copper conductors, the LB2518T221K Inductor can act as a high-frequency filter with minimal relative phase shift, making it suitable for applications where minimizing phase difference is key. The LB2518T221K also features a high-Q factor, which is a measure of how efficiently the inductor can store energy. This makes it an ideal option for filter designs and power supply circuitry, allowing it to reduce the noise components within the signal. The core of the LB2518T221K Inductor also features a brushed air isolation layer, allowing it to securely store electrical energy without any risk of current leakage. Additionally, the use of a magnetic vane structure offers a superior heat dissipation capability, allowing it to sustain a reasonable temperature even when running at high-frequency levels. The LB2518T221K Inductor is also an ideal choice for many power cord designs as its lack of significant hot spots when operating at high current levels allows it to reduce the possibility of overload failure. Additionally, the use of the air-gapped core offers a significant reduction in EMI emissions, making the LB2518T221K a great choice for filtering EMI emissions generated by electronic components. When it comes to the working principles of the LB2518T221K Inductor, its core coil structure is capable of exhibiting very low self-induction, which is the ratio of the induced emf between the terminals of the inductor coil to the rate of change of the current that produces it. In other words, when biased within its current range, the LB2518T221K Inductor has the ability to be easily energized and dissipates voltages with minimal relative phase shift. This reduces the effect of undesirable noise components within the signal resulting in a cleaner waveform.The LB2518T221K Inductor is also able to maintain a very smooth filter characteristic as its thin metal conductors are able to adjust the number of turns very quickly. As the frequency of an alternating signal increases, so does the inductor\'s self-inductance, allowing it to effectively reduce the amount of high-frequency noise components. This makes the LB2518T221K Inductor an ideal choice for applications including signal conditioning, digital signal filtering, and power supply line interference reduction. Overall, the LB2518T221K Inductor is a versatile device that is suitable for a wide range of applications, being used widely in filter designs where high-frequency filtering and consistent frequency response are key. Its ability to maintain low self-induction levels, coupled with its air-gapped core and brushed air isolation layer, make it a great choice for a variety of power cord designs. With its superior heat dissipation capabilities and its ability to reduce EMI emissions, the LB2518T221K Inductor is an excellent solution for a wide variety of power and signal conditioning applications.

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