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LQH44NN471K03L | Coilcraft Inductors | Common Mode Choke
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LQH44NN471K03L | Coilcraft Inductors | Common Mode Choke

  • LQH44NN471K03L

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Detailed Description

Inductors, Coils, Chokes
Fixed Inductors
DC Resistance (DCR)2.899Ohm Max
MfrMurata ElectronicsQ @ Freq-
SeriesLQH32Frequency - Self Resonant2.7MHz

Tape & Reel (TR)

Cut Tape (CT)


Part StatusActiveOperating Temperature-40°C ~ 85°C
TypeDrum Core, WirewoundInductance Frequency - Test1 kHz
Material - CoreFerriteMounting TypeSurface Mount
Inductance470 µHPackage / Case1616 (4040 Metric)
Tolerance±10%Supplier Device Package-
Current Rating (Amps)145mASize / Dimension

0.157" L x 0.157" W (4.00mm x 4.00mm)

Current - Saturation (Isat)-Height - Seated (Max)0.177" (4.50mm)
ShieldingUnshieldedBase Product NumberLQH44NN

The LQH44NN471K03L is a high-quality unshielded drum core, wirewound inductor offered by KK WISDOM LIMITED, a renowned manufacturer in China. With a rated current of 145 mA and maximum nonstandard resistance of 2.899 Ohm, this inductor is designed for a wide range of applications. In this article, we will explore the features, applications, and important considerations of the LQH44NN471K03L, a reliable common mode choke.

Features and Specifications:

The LQH44NN471K03L is a 470 µH unshielded drum core inductor with excellent performance characteristics. When rated current is applied, the inductance will remain within ±30% of the initial value. Additionally, the self-generated heat is limited to a maximum temperature rise of 40°C, ensuring optimal performance and reliability.


This common mode choke is suitable for various applications, particularly in consumer equipment. It is also recommended for use in medical equipment (excluding implant, surgery, and auto injector) and industrial equipment (excluding transportation, facility, and energy equipment). The LQH44NN471K03L provides effective noise suppression and EMI filtering, making it an ideal choice for these applications.

Performance and Safety:

Before implementing the LQH44NN471K03L in your specific application, it is essential to refer to the product specifications and our website for detailed information on performance, functions, quality, management, and safety. It is crucial to ensure that the product meets the required performance and reliability standards for your specific needs.


The LQH44NN471K03L by KK WISDOM LIMITED is a high-quality common mode choke designed to deliver reliable performance in various applications, particularly in consumer equipment. With its excellent inductance stability and controlled temperature rise, this wirewound inductor provides effective noise suppression and EMI filtering. When choosing an inductor for your project, consider the LQH44NN471K03L for its low price, high quality, and suitability for your specific requirements.

KK WISDOM LIMITED is a leading global distributor of electronic components area. 




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