CF453215-R47K

Series:	CF453215
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Multilayer
Material - Core:	Ferrite
Inductance:	470nH
Tolerance:	±10%
Current Rating:	545mA
Current - Saturation:	--
Shielding:	Shielded
DC Resistance (DCR):	320 mOhm Max
Q @ Freq:	40 @ 25.2MHz
Frequency - Self Resonant:	145MHz
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Inductance Frequency - Test:	25.2MHz
Mounting Type:	Surface Mount
Package / Case:	1812 (4532 Metric)
Supplier Device Package:	1812
Size / Dimension:	0.177" L x 0.126" W (4.50mm x 3.20mm)
Height - Seated (Max):	0.067" (1.70mm)

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Introduction

Fixed inductors (also known as chokes) are devices used to pass current and regulate the levels of resistance in circuits. The CF453215-R47K is a type of fixed inductor with a number of applications and benefits. In this article, we will discuss the CF453215-R47K application field and working principle.

Application Field

The CF453215-R47K fixed inductor is a popular choice for a range of energy storage related applications. It is largely used in switched-mode power supplies, battery-operated devices, high-speed applications, portable radios, and other consumer electronic applications. The chokes are able to reduce the ripple current, control the voltage ripple, and make the circuit more energy efficient.

Working Principle

The CF453215-R47K consists of a ferrite core wound with enameled copper wires. The copper wire is a resistive type, meaning it has a certain amount of electrical resistance. When a current is applied, the wire resists the current flow and creates a voltage drop, which generates an electromagnetic field around the wire. This electromagnetic field constantly induces a voltage in the opposite wire. The two combined effects (resistance from the wire and inductance from the electromagnetic field) comprise the fixed inductor.The resistance of the copper wire and inductance of the coil are the two main factors that influence the performance of the CF453215-R47K. The higher the resistance of the wire, the greater the voltage drop in the circuit. The higher an inductor\'s inductance, the greater the voltage induced in the opposite wire. The combination of the two promotes stability and accuracy as well as a good frequency response.

Conclusion

The CF453215-R47K is a fixed inductor that is used in a wide range of energy storage applications. It features a ferrite core wound with a resistive copper wire, which promotes stability and accuracy. This device is able to reduce the ripple current, control the voltage ripple, and make the circuit more energy efficient. We hope this article has educated you on the CF453215-R47K application field and working principle.

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