Wurth Elektronik Shielded Multilayer Surface Mount Inductor, Composite Iron Powder Core, 22 μH ±20%, 1A, 4020 74437324220

Wurth Elektronik 74437324220 is a shielded multilayer surface mount inductor featuring a composite iron powder core, designed for use in high-reliability and high-performance electronic circuits. It provides an inductance of 22 μH with a tolerance of ±20% and supports a maximum DC current of 1A. The compact 4020 package size measures 4.06 mm in length and depth, and 1.8 mm in height, making it suitable for space-constrained applications.

The inductor uses wirewound construction and magnetic shielding to minimize acoustic noise and leakage fields, enhancing signal integrity. It has a maximum DC resistance of 500 mΩ and a maximum self-resonant frequency of 14 MHz, effectively supporting high-frequency switching applications.

Designed to operate reliably over a temperature range from -40°C to 125°C, the component complies with the automotive AEC-Q200 standard, making it suitable for automotive electronics. The product also meets stringent environmental and safety standards including IEC 61249-2-21, RoHS, REACH, and JEDEC JS709B.

This inductor is widely applicable for DC-DC converters in high current power supplies, point-of-load (POL) converters, FPGAs, portable devices such as PDAs and digital cameras, and mainboards or graphic cards. Its surface mount termination style facilitates automated PCB assembly and manufacturing efficiency.

Wurth Elektronik’s WE-LHMI series inductors are designed for demanding industrial, automotive, and electronic equipment manufacturing where compactness, reliability, and electromagnetic compatibility are critical.

This inductor has a compact 4020 package size with length and depth of 4.06 mm and height of 1.8 mm. It features a maximum DC resistance of 500 mΩ ensuring efficient current flow. Rated for operating temperatures from -40°C to 125°C and compliant with automotive AEC-Q200 standards.

Wirewound construction provides high reliability and magnetic shielding reduces leakage fields. Applications include DC-DC converters, POL converters, FPGA power supplies, and portable battery-powered devices. Surface mount termination style enables easy integration on printed circuit boards.

Maximum self-resonant frequency is 14 MHz supporting high-frequency circuit designs. Complies with IEC 61249-2-21, RoHS, REACH, and JEDEC JS709B standards ensuring environmental and safety compliance. Explore a wide selection of Surface Mount Inductors from Wurth Elektronik and other reputable brands at EnvMart to optimize your electronics manufacturing and design projects.