Wurth Elektronik Wirewound Surface Mount Inductor with Ferrite Core 22 μH, 4.7A, 1064 Package WE-PDF 7447798221

Wurth Elektronik 7447798221 represents a wirewound surface mount inductor designed with a ferrite core offering 22 μH inductance and a maximum DC current rating of 4.7 amperes. This component belongs to the WE-PDF series characterized by flat wire winding technology that delivers high saturation current and low losses at elevated frequencies. It is magnetically shielded to reduce electromagnetic interference and leakage fields, assuring improved performance in dense circuit environments.

The inductor is constructed in a compact 1064 package measuring 10.2mm in length, 6.4mm in height, and 10.2mm in depth. It supports a wide operating temperature range from -40°C to 150°C, suitable for demanding industrial and automotive power electronics applications. The maximum DC resistance is 37.3 milliohms, with an inductance tolerance of ±20%, ensuring reliable and predictable behavior.

This product is molded with a ferrite core of NiZn material. Its termination style is surface mount, facilitating assembly on printed circuit boards with reflow soldering. It also complies with RoHS, REACH, and JEDEC JS709B standards, ensuring environmental safety and quality assurance for industrial and commercial electronics manufacturing.

The maximum self-resonant frequency of 17 MHz and recommended reflow soldering profile enhance its usability in high-frequency switching regulators and power conversion circuits. The item is supplied on tape and reel packaging, ready for automated insertion, improving production efficiency in high-volume manufacturing scenarios.

Wurth Elektronik inductors like the 7447798221 ME-PDF series are widely used in industrial electronics, automotive electronics, telecommunications, and power supply modules, where compact size, high current capacity, and high-frequency performance are critical. Their robust construction and shielding help maintain signal integrity in complex electronic systems.

Compact package with precise dimensions. Flat wire design for enhanced high-frequency performance. Magnetically shielded for low EMI interference. Compliant with current industrial environmental standards. Suitable for a wide range of power electronics applications.

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