PM5022-330M Inductors, Coils, Chokes

DC Resistance (DCR):	66 mOhm
Height - Seated (Max):	0.272" (6.90mm)
Size / Dimension:	0.720" L x 0.551" W (18.30mm x 14.00mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	PM5022
Shielding:	Unshielded
Current - Saturation:	5.4A
Current Rating:	3A
Tolerance:	±20%
Inductance:	33µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

Fixed inductors, also known as chokes or coils, are two-terminal electrical components constructed from two or more coils of insulated wire wound around a ferromagnetic core. They are used extensively in a range of circuit applications such as filters, tuned circuits, transformers, or voltage dividers. The PM5022-330M is a type of fixed inductor, and this article will discuss the application fields and working principle of this specific inductor.

Application Fields

Inductors are most often used in the input stages of electronic circuits, particularly power supplies and signal conditioners. These components are able to provide excellent energy storage, and therefore are able to efficiently filter electronic signals. The PM5022-330M inductor is able to store up to 330 milliamps of current, and is ideal for use in high-frequency power circuits. It is commonly used in switching power supplies, DC-DC converters, and LCD inverters.

Working Principle

An inductor works by the principle of electromagnetic induction, which states that a changing magnetic field creates an electric field. A fixed inductor consists of two or more coils of insulated wire wound around a ferromagnetic core, and when electric current is passed through the coils, a changing magnetic field is created. This magnetic field then induces an electric field which is proportional to the rate of change of the current. This electric field is then able to store energy in a stored magnetic field, which can be used to filter incoming signals. The PM5022-330M is an inductor designed for high frequency applications, and it is able to store up to 330 milliamps of current. This is enough to filter out the majority of electronic interference, and it is thus suitable for a range of power applications.

Conclusion

The PM5022-330M is a type of fixed inductor designed for use in high-frequency power circuits. It is able to store up to 330 milliamps of current, and is suitable for applications such as switching power supplies, DC-DC converters, and LCD inverters. It works by the principle of electromagnetic induction, and is able to filter out unwanted signals.

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