Wurth Elektronik WE-LQS 4018 Shielded Surface Mount Inductor with Iron Core 100 μH Moulded ±20 % 420 mA Idc 74404042101

Wurth Elektronik 74404042101 is a WE-LQS series shielded surface mount inductor featuring an iron core, providing an inductance value of 100 μH with ±20 % tolerance. Designed for power and electronic circuit applications, it supports a maximum DC current of 420 mA and has a moulded construction to enhance durability and reliability.

This inductor is magnetically shielded, which reduces electromagnetic interference and improves overall electrical performance. Its compact 4018 package with 4 mm length and 1.8 mm height fits modern surface mount technology assembly processes.

Operating temperature ranges from -40°C to 125°C, making it suitable for automotive and industrial electronic systems that demand stable inductance over wide temperature fluctuations. Compliance with the automotive standard AEC-Q200 underscores its suitability for automotive electronic control units and other rugged environments.

The inductor presents a low maximum DC resistance of 1.43 Ω, improving energy efficiency in DC/DC converters and switching regulator circuits. With a maximum self-resonant frequency of 8 MHz, it supports high-frequency switching applications such as PDAs, smartphones, digital cameras, and televisions.

Product standards include IEC 61249-2-21, JEDEC JS709B, REACH, and RoHS, ensuring compliance with global environmental and quality requirements. The product is delivered in tape and reel packaging for ease of automated handling and assembly.

Magnetically shielded design for improved EMI performance. Iron core material enhances inductance stability and performance. Supports maximum DC current of 420 mA for efficient power regulation. Moulded Surface Mount Inductor with 2-pin termination style.

Encapsulated in compact 4018 packaging measuring 4 mm by 1.8 mm. Wide operating temperature range from -40°C to 125°C for reliability. Low maximum DC resistance of 1.43 Ω for minimal power loss. Maximum self-resonant frequency of 8 MHz suitable for high-frequency circuits.

Certified to automotive and international standards: AEC-Q200, IEC 61249-2-21, JEDEC JS709B, REACH, RoHS. Manufactured in China and packaged on tape and reel for automated assembly.

This Wurth Elektronik WE-LQS series inductor is ideal for industrial power electronics, automotive electronics, telecommunications, and consumer electronic devices requiring efficient inductive components. Explore more inductors and related components in our Electronics & Electricals category on EnvMart for your project needs.