Wurth Elektronik 5030 Shielded Wirewound Surface Mount Inductor with Powdered Iron Core 4.7 μH ±20% 3.9 A WE-LHMI 74437336047

Wurth Elektronik model 74437336047 is a 5030 shielded wirewound surface mount inductor designed with a powdered iron core delivering an inductance of 4.7 μH ±20% and a maximum continuous DC current of 3.9 A. This inductor is magnetically shielded to reduce electromagnetic interference and leakage fields which makes it ideal for sensitive electronic applications.

Its compact dimensions of 5.2 mm length, 5.2 mm depth, and 2.8 mm height enable effective integration into high-density surface mount assemblies. The inductor's surface mount termination style ensures compatibility with modern automated PCB manufacturing processes. The device is rated to operate safely up to 125°C and meets the automotive standard AEC-Q200 ensuring reliability in demanding environments.

The maximum DC resistance of 53 mΩ promotes high efficiency and minimizes power losses. Its maximum self-resonant frequency of 25 MHz ensures stable inductive characteristics across a wide frequency range making it suitable for high-frequency DC-DC converters and power management circuits.

This inductor complies with key industry standards including RoHS, REACH, IEC 61249-2-21, and JEDEC JS709B, ensuring environmental and quality certifications necessary for diverse industrial applications.

Typical applications for the WE-LHMI Series include high current DC-DC converters, POL converters, portable power devices like PDAs and digital cameras, mainboard and graphic card power supply circuits, and other applications requiring low acoustic noise and high transient current tolerance.

Magnetically shielded construction for low interference and leakage field. Compact surface mount design in 5030 case dimensions. High current handling capability with 3.9 A maximum DC current rating. High operating temperature rating suitable for automotive and industrial environments.

Powdered iron core for durable and stable inductance characteristics. Compatible with tape and reel packaging for manufacturing efficiency. Meets AEC-Q200 automotive and multiple environmental standards.

This product is categorized under Surface Mount Inductors in the Power Inductors segment, making it suitable for electronics, power supply, industrial automation, and automotive industry applications.