Wurth Elektronik WE-PD 7345 Shielded Wirewound Surface Mount Inductor with Manganese Zinc Ferrite Core 3.3 μH 7447773033

Wurth Elektronik 7447773033 WE-PD series shielded wirewound surface mount inductor features a manganese zinc ferrite core designed to deliver ultra-low DC resistance and high saturation current capability. With a nominal inductance of 3.3 μH and a tolerance of ±30%, this inductor provides stable inductive performance critical for efficient power conversion circuits.

Its compact 7345 package dimensions (7.3 mm length, 4.5 mm height, 7.4 mm depth) support high-density PCB layouts in industrial, automotive, and consumer electronics applications. The shielded construction ensures minimal electromagnetic interference, enhancing signal integrity in switching power supplies and integrated DC/DC converters.

Rated for a maximum DC current of 4.3 amperes and with a maximum operating temperature of 150°C, this component is suited for environments requiring robust thermal and electrical stability. The inductor's maximum self-resonant frequency of 51 MHz makes it appropriate for switching frequencies up to 10 MHz, enabling high efficiency in power supplies ranging from 0.1W to 300W.

The Wurth Elektronik WE-PD inductors comply with stringent automotive standard AEC-Q200, environmental regulations including RoHS and REACH, and international standards JEDEC JS709B and IEC 62024-2-2020. These certifications underline the product’s reliability and ecological compliance.

Inductance value 3.3 μH ±30% ensures precise inductive characteristics. Compact 7345 package optimizes board space usage. Shielded wirewound construction reduces electromagnetic interference. Maximum DC current 4.3A supports power circuits up to 300W.

High temperature tolerance up to 150°C suits demanding applications. Compliance with AEC-Q200 automotive standard ensures quality and durability. Suitable for switching frequencies up to 10 MHz due to 51 MHz self-resonant frequency.

RoHS and REACH compliant for environmental safety.

This surface mount inductor is ideal for use in industrial electronics, automotive power management, telecommunications, and consumer electronic devices requiring efficient and reliable power regulation. Its tape and reel packaging facilitates automated assembly in mass production environments.

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