7440420039

Series:	WE-TPC
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Wirewound
Material - Core:	Ferrite
Inductance:	3.9µH
Tolerance:	±30%
Current Rating:	1.82A
Current - Saturation:	1.7A
Shielding:	Shielded
DC Resistance (DCR):	75 mOhm Max
Q @ Freq:	--
Frequency - Self Resonant:	70MHz
Ratings:	--
Operating Temperature:	-40°C ~ 125°C
Inductance Frequency - Test:	100kHz
Mounting Type:	Surface Mount
Package / Case:	1919 (4848 Metric)
Supplier Device Package:	--
Size / Dimension:	0.189" L x 0.189" W (4.80mm x 4.80mm)
Height - Seated (Max):	0.079" (2.00mm)

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Fixed Inductors: 7440420039 Application Field and Working Principle

Inductors, also referred to as coils, are magnetic components, capable of storing energy. 7440420039 is a fixed inductor which is made of ceramic dielectric material for efficient operation. It is used in applications such as voltage regulators, switching power supplies, speakers, and analog-to-digital converters. In this article, we will discuss the application field and working principle of the 7440420039 fixed inductor.

Application Field of 7440420039

The 7440420039 fixed inductor is primarily used in analog-to-digital converters, voltage regulators, and audio amplifiers. For instance, in analog-to-digital converters, the 7440420039 is used to convert the signal from analog to digital by passing the signal through a series of low-level signals. In voltage regulators, it works by maintaining a stable output voltage across its terminals by limiting the amount of current flowing through it. It also helps to prevent signal interference and power loss. Lastly, in audio amplifiers, the 7440420039 is used to improve the accuracy and quality of sound by providing a low-level input to the amplifier.

Working Principle of 7440420039

The 7440420039 works on the principle of electromagnetic induction. Electromagnetic induction is the process of converting electrical to mechanical energy. This inductor works on the same principle, where electricity flowing through a coil generates a magnetic field, which then induces a current in the coil. As the current in a coil changes, so does the strength of the magnetic field. This is known as the self-inductance of the inductor, and it is what makes it capable of storing energy.The 7440420039 is composed of a ceramic material, which makes it highly efficient and capable of providing high-performance output. The magnetic field generated by the inductor is highly consistent, making it suitable for use in various applications. It also has a low temperature coefficient, which means it can maintain stable performance even in varying temperatures.

Conclusion

To conclude, the 7440420039 fixed inductor is a highly efficient and reliable component which is used in a variety of applications. It’s magnetic properties allow it to store energy efficiently and consistently, making it an excellent choice for voltage regulators, audio amplifiers, and analog-to-digital converters. Its ceramic construction provides it with high-performance and reliability, making it a great choice for any application.

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