744775112

DC Resistance (DCR):	80 mOhm Max
Height - Seated (Max):	0.217" (5.50mm)
Size / Dimension:	0.307" L x 0.276" W (7.80mm x 7.00mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	10kHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	26MHz
Q @ Freq:	--
Series:	WE-PD2
Shielding:	Unshielded
Current - Saturation:	2.2A
Current Rating:	2.18A
Tolerance:	±10%
Inductance:	12µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

Fixed inductors, commonly known as chokes, are common components of electronic circuits. The 744775112 fixed inductor is a popular choice among designers of different product designs due to its impressive performance characteristics. This article will discuss the field of application and working principles of this part.

Applications

The 744775112 fixed inductor is used in a wide variety of applications. In general, these include power supplies, analog circuits, power amplifiers, and switching regulators. The inductance value of the 744775112 is usually 10-25 mH, which makes it suitable for high-frequency applications such as radio frequencies, as well as for low-frequency applications such as audio.In power supplies, the 744775112 is often used as a filtering component in the rectifier circuit. This enhances the power supply\'s power factor. The 744775112 also limits the amount of electromagnetic interference (EMI) generated by the power supply. In analog circuits, the 744775112 is a useful component for creating low-pass, high-pass, and band-pass filters. These filter circuits are often used to remove unwanted signals and background noise from the desired signal. In power amplifiers, the 744775112 can be used to attenuate high-frequency signals. This prevents the signals from interfering with the amplifier\'s operation. The inductor also helps to reduce the amount of power dissipation in the amplifier. Finally, the 744775112 is a common component used in switching regulator circuits. It can help to control the switching cycle and can reduce the high-frequency harmonic components of the output voltage.

Working Principle

The 744775112 fixed inductor is a passive electronic component that stores and releases electrical energy. It works through the principle of magnetic induction. When an electrical current flows through the coil of the inductor, it creates a magnetic field. When this magnetic field is changed, either by increasing or decreasing the current, a voltage is induced across the coil. The inductor\'s inductance is the amount of magnetic field that it can produce, and is measured in henries. In this way, the inductor acts as an energy reservoir, and its inductance determines the time it takes for the part to charge and discharge, as well as the amount of energy it can store.

Conclusion

The 744775112 fixed inductor is a versatile component, capable of being used in a wide array of applications. Its inductance value makes it suitable for both high- and low-frequency applications, and it can be used to reduce EMI, create low-pass, high-pass, and band-pass filters, attenuate high-frequency signals, and control the switching cycle in switching regulator circuits. Its working principle centers around the idea of magnetic induction, where an electrical current flowing through the coil produces a magnetic field, and a changing magnetic field induces a voltage across the coil.

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