Wurth Elektronik WE-PD4 Unshielded Wirewound Surface Mount Inductor with Ferrite Core 22 μH ±15% 4 A IDC 74457122

Wurth Elektronik 74457122 WE-PD4 series is an unshielded wirewound surface mount inductor designed with a compact ferrite core, delivering an inductance of 22 μH with a tolerance of ±15% and a maximum DC current rating of 4 A. This product is optimized for power electronics applications requiring low loss inductors capable of operating at frequencies up to 10 MHz.

The inductor features a surface mount termination style suitable for automated PCB assembly processes and is supplied in tape and reel packaging for efficiency in production lines. The operating temperature range is broad, from -40°C to +125°C, enabling usage in demanding industrial conditions.

The WE-PD4 series boasts a maximum DC resistance of 47 mΩ, which contributes to enhanced energy efficiency and reduced thermal stress. Constructed without shielding, it is effective in interference suppression applications especially relevant in high efficiency switched-mode power supplies (SMPSUs).

This inductor complies with key industry standards including REACH, JEDEC JS709B, and RoHS, ensuring environmental and safety compliance for commercial and industrial electronics manufacturing.

Key physical dimensions include a length of 22 mm, height of 7 mm, depth of 15 mm, and a diameter of 13.5 mm. The core material is ferrite, molded to optimize magnetic properties. Its maximum self-resonant frequency is 14 MHz, suitable for high-frequency power electronics and signal filtering tasks.

These features make the Wurth Elektronik 74457122 ideal for industrial, automotive, manufacturing, laboratory, and electronics system integration applications where reliable inductance with high current rating and durability are critical.

Compact design with low loss ferrite core for high efficiency. Maximum operating temperature up to 125°C. Surface mount termination style ideal for modern PCB assembly. Operating temperature range from -40°C to +125°C. Maximum DC resistance of 47 mΩ ensuring low power loss.

Unshielded construction suitable for interference suppression. Packaged in tape and reel for automated manufacturing. Compliance with REACH, JEDEC JS709B, and RoHS standards. Maximum self-resonant frequency of 14 MHz supporting high frequency applications.

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