2512R-472J

DC Resistance (DCR):	1 Ohm Max
Height - Seated (Max):	0.110" (2.79mm)
Size / Dimension:	0.255" L x 0.105" W (6.48mm x 2.67mm)
Supplier Device Package:	--
Package / Case:	2-SMD
Mounting Type:	Surface Mount
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	2512R
Shielding:	Unshielded
Current - Saturation:	477mA
Current Rating:	636mA
Tolerance:	±5%
Inductance:	4.7µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

Fixed inductors, also called fixed inductance coils, are a type of electronic components used in numerous circuits to store energy in magnetic fields. They are widely used in industrial, commercial, and residential applications to provide important functions. One of the most common is the 2512R-472J fixed inductor. This article will discuss the application field and working principle of the 2512R-472J fixed inductor.

What Is a 2512R-472J Fixed Inductor?

The 2512R-472J fixed inductor is a shielded, molded, air-core inductor that is designed for use in many applications. It is manufactured with a specialized low-resistance copper wire and a shielding core made of powder or ferrite material, which helps to reduce losses due to stray magnetic fields. The 2512R-472J has an inductance of 4.7 microhenries and a current rating of 1.8 amps.

Application Field of 2512R-472J Fixed Inductor

The 2512R-472J fixed inductor is used in many applications, ranging from circuit protection to signal filtering and power supply regulation. It is commonly used in power supplies, audio amplifiers, voltage-controlled oscillators, and communication systems. In these applications, the inductor serves to reduce noise, filter out high-frequency components, and regulate the flow of current.

Working Principle of 2512R-472J Fixed Inductor

The 2512R-472J fixed inductor works on the principle of electromagnetic induction. When an alternating current (AC) passes through the inductor, it creates a magnetic field that induces a voltage between the inductor’s two terminals, which is proportional to the rate of change of the current. This voltage opposes the applied signal and reduces the flow of current. This is known as inductive reactance, and it is what allows the inductor to regulate and filter the signal passing through it.

Conclusion

In conclusion, the 2512R-472J fixed inductor is a versatile component that can be used in a variety of applications. Its ability to regulate and filter AC signals makes it suitable for power supply regulation, audio amplifiers, voltage-controlled oscillators, and communication systems. Its working principle is based on the principle of electromagnetic induction, whereby a magnetic field is generated when an AC current passes through the inductor and induces a voltage between its terminals that opposes the applied signal.

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