Wurth Elektronik WE-LQFS 4818 Shielded Wirewound Surface Mount Inductor with Ferrite Core 22 μH ±20% 1 A 74406042220

Wurth Elektronik 74406042220 WE-LQFS series shielded wirewound surface mount inductor features a ferrite core to effectively attenuate electromagnetic interference and improve circuit performance. This 22 μH inductor offers a ±20% tolerance and supports a maximum DC current of 1 A. The compact 4818 case measures 4.8 mm in length, 4.8 mm in depth, and 1.8 mm in height, making it well-suited for space-constrained designs.

Designed for robust operation between -40°C and 125°C, this inductor includes a molded ferrite core with shielded construction to ensure minimal EMI emissions. It exhibits a maximum DC resistance of 339 mΩ and maximum self-resonant frequency up to 30 MHz, facilitating high-frequency switching applications. The inductor termination style is surface mount, compatible with automated PCB assembly processes, and is supplied in tape and reel packaging.

Typical application areas encompass high-efficiency switching regulators, integrated DC-DC converters, and portable electronic devices such as smartphones, digital cameras, and tablets. Its shielding and construction provide higher saturation current compared to similar series, supporting stable and efficient power management.

The product is compliant with JEDEC JS709B, REACH, and RoHS standards, ensuring both quality and environmental compliance. Country of origin is China. Ferrite core minimizes electromagnetic interference for cleaner power delivery.

Compact and robust 4818 package suitable for dense PCB layouts. Molded wirewound construction enhances durability and thermal stability. Tape and reel packaging supports automated manufacturing processes. Suitable for industrial, commercial electronics, and portable device power management.

Compliance with international environmental and quality standards. Extended temperature range supports harsh operating environments. High self-resonant frequency enables high-frequency switching applications.

This inductor is an ideal component for electronics manufacturers seeking reliable, high-performance surface mount inductors for advanced power electronics. Explore more Surface Mount Inductors and components optimized for industrial and commercial electronics applications in our Electronics & Electricals category at EnvMart.