PA0390.102NL

Q @ Freq:	--
Height - Seated (Max):	0.200" (5.08mm)
Size / Dimension:	0.350" L x 0.240" W (8.89mm x 6.10mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Features:	--
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 130°C
Ratings:	--
Frequency - Self Resonant:	--
Series:	PA0390NL
DC Resistance (DCR):	17.7 mOhm Max
Shielding:	Unshielded
Current - Saturation:	5.3A
Current Rating:	4.4A
Tolerance:	±20%
Inductance:	1.2µH
Material - Core:	--
Type:	Wirewound
Part Status:	Active
Packaging:	Tray

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Introduction

Fixed inductors are essential electrical components used in various applications for their impedance and inductive reactance characteristics. PA0390.102NL is a type of fixed inductor that can be used for several different purposes. This paper aims to discuss the application fields and working principles of PA0390.102NL.

Application Fields of PA0390.102NL

PA0390.102NL fixed inductors are mainly used for in-line power supply, audio equipment, amplifiers, and different kinds of D/A converters. In the in-line power supply, PA0390.102NL inductors are used as a filter. The inductor in the power supply line creates a high-frequency signal stop filter that does not allow high frequency to pass through the device and stops the signal from entering the system. The in-line power supply line also serves as a choke point to limit the current from entering the power supply.PA0390.102NL inductors are also used in audio equipment such as electric guitars, keyboards, and speakers. In these devices, the inductors are mainly used for feedback and noise reduction. The inductor absorbs the electrical noise and also acts as a filter for the audio signal to prevent it from getting distorted.For amplifiers and D/A converters, the PA0390.102NL inductors are primarily used for noise suppression and voltage regulation. The inductors provide a stable voltage source and ensure that the audio signal is not distorted by interference.

Working Principle of PA0390.102NL

The PA0390.102NL fixed inductors are made up of two parts, the wiring and the magnetic core. The wire is made up of copper or other conductive material with windings surrounding the core. The core is usually made of ferromagnetic material which concentrates and extends the magnetic flux from the winding.When voltage is applied to the wire, it creates an electric field which induces a magnetic field around the core. This magnetic field stores energy and keeps it in the form of inductance. This process is called self-inductance. The amount of inductance produced depends on the shape and size of the core and the number of turns on the winding.When alternate current is applied to the inductor, it reduces the current flow and also raises the voltage. This is because of the inductive reactance of the inductor which resists the flow of current and reduces the overall current flow in the windings.

Conclusion

In conclusion, PA0390.102NL fixed inductors can be used in in-line power supplies, audio equipment, amplifiers, and D/A converters. Their working principle is based on the self-inductance of the magnetic core and the winding, which is responsible for producing the inductive reactance and resistance to the flow of current. These characteristics allow them to be used effectively and efficiently in various applications.

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