PA0689

DC Resistance (DCR):	2 mOhm Max
Height - Seated (Max):	--
Size / Dimension:	0.626" Dia x 0.346" W (15.90mm x 8.80mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Features:	--
Operating Temperature:	-40°C ~ 130°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	Bare Coil
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	21.5A
Tolerance:	±20%
Inductance:	1.7µH
Material - Core:	--
Type:	Toroidal
Part Status:	Obsolete
Packaging:	Tray

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Introduction

PA0689 fixed inductors, also referred to as inductors, are electric devices that are used to store energy in the form of magnetic fields and convert electrical energy into magnetic energy. The purpose of these inductors is to limit power consumption in electrical and electronic circuits. It is also used to control the frequency of electrical signals, transform AC and DC current, and to filter out electrical interference.

Type

There are multiple types of fixed inductors with various characteristics for different purposes. They can be divided into two main categories: iron core inductors and air core inductors. Iron core inductors use an iron core to increase the amount of magnetic field produced, while air core inductors do not require an iron core and are usually smaller in size.

Application Field

PA0689 fixed inductors have a variety of applications in electrical and electronic components. Common applications of these inductors include energy storage, signal conditioning, low and high-frequency filtering, impedance matching, oscillator circuits, radio antennas, high-frequency pulse generators, transformers, and power supplies.

Materials

PA0689 fixed inductors are constructed from a variety of materials depending on the intended application. Common materials used are copper, aluminum, steel, and ferrite. Other materials used include alloy materials like iron powder, molybdenum, and cobalt, as well as various types of plastic.

Working Principle

An inductor works on the principle of Faraday\'s law which states that a changing magnetic field produces a current in a conductor. When a current is passed through the inductor, a magnetic field is generated which induces voltage in the inductor. The induced voltage opposes the changing current, creating an impedance and limiting the amount of current that can flow through the circuit.

Conclusion

In conclusion, PA0689 fixed inductors are a type of electric device used to store energy in the form of magnetic fields and to limit current in electrical circuits. They are constructed from a variety of materials depending on the intended application and work on the principle of Faraday\'s law. They are used in various electrical and electronic components ranging from energy storage to low and high-frequency filtering.

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