LQW31HN64NK03L

DC Resistance (DCR):	180 mOhm Max
Height - Seated (Max):	0.079" (2.00mm)
Size / Dimension:	0.126" L x 0.063" W (3.20mm x 1.60mm)
Supplier Device Package:	1206 (3216 Metric)
Package / Case:	1206 (3216 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100MHz
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Frequency - Self Resonant:	1GHz
Q @ Freq:	60 @ 436MHz
Series:	LQW31
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	290mA
Tolerance:	±10%
Inductance:	64nH
Material - Core:	--
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors and the LQW31HN64NK03L

Inductors are electrical components that oppose changes in current, ultimately producing a voltage in direct proportion to the rate of change. They employ magnetic fields and eddy currents in order to achieve this, with the effect they produce dependant on their type. Fixed inductors, also known as air-core inductors, are a common type of inductor based on an inductor’s ability to store energy by its interaction with an electromagnetic field.The LQW31HN64NK03L model is an example of a fixed inductor, often designed to provide a current to electrical circuits in order to limit the effects of impedance. It has a variety of applications, including the improvement of signal integrity in computer systems and the regulation of power supply voltage.

Working Principle

The unit works by generating an electromagnetic field, which produces a magnetic flux surrounding the coil. This flux is then intercepted by core pieces of metal that can vary in shape depending on the application, or left as air gaps if usage is to be in low-frequency circuits. The intercepted flux creates varying rates of electrical change dependant on how tight the currents are coiled, thus limiting the rate of signal that can be achieved.

Applications of the LQW31HN64NK03L Model

The LQW31HN64NK03L is equipped with a variety of applications, each using the principles of fixed inductors to achieve a particular result.The common use for this unit is as a filter in computer systems. By filtering out interference, it can prevent glitches in the signal and improve the signal integrity in a system. The variably tight coils can also be used to provide a secure electronic signal, particularly in medical machines, such as those used in an ICU, CT scan, or MRI machine.Additionally, it can be used in power supply stabilisation in order to provide stability and protect from voltage spikes destroying a device’s sensitive circuitry. In this instance, a tight-coiled inductor is usually employed, creating a voltage drop due to the frequency of the coil data, slowing it down and allowing the power supply to operate more efficiently.

Conclusion

The LQW31HN64NK03L is a fixed inductor that works by generating an electromagnetic field in order to oppose changes in current and provide a voltage in proportion to the rate of change. Its wide range of uses, from filtering in computer systems to stabilising power supplies, make it an essential part of many industries and projects today.

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