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Wurth Elektronik Shielded Multilayer Surface Mount Inductor 4.7 μH ±20%, Composite Iron Powder Core, 7A, 1040 74437368047
Specifications
| Country of Origin | India |
|---|---|
| Brand | Wurth Elektronik |
| Height | 3.8mm |
| Length | 10mm |
| Depth | 10mm |
| Packaging | Tape & Reel |
| Series | WE-LHMI |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Composite Iron Powder |
| Inductance | 4.7μH |
| Standards/Approvals | IEC 61249-2-21, JEDEC JS709B, RoHS, REACH |
| Package/Case | 1040 |
| Maximum DC Current | 7A |
| Maximum DC Resistance | 15.5mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 16MHz |
| Inductor Construction | Wirewound |
| Automotive Standard | AEC-Q200 |
Key Features
- The inductor uses a composite iron powder core for stable magnetic performance.
- It supports a maximum DC current of 7A for demanding power circuits.
- Compliance with automotive standard AEC-Q200 ensures reliability in harsh environments.
- Features magnetic shielding to minimize interference and leakage fields.
- Compact 1040 package with 10mm length, 3.8mm height, and 10mm depth suits dense PCB layouts.
- Wirewound construction enhances durability and electrical performance.
- Operates reliably between -40°C and 125°C for wide temperature range applications.
- Typical maximum self-resonant frequency of 16MHz supports high-frequency power supplies.
Product Description
Wurth Elektronik model 74437368047 is a shielded multilayer surface mount inductor featuring a 4.7 μH inductance with ±20% tolerance. This wirewound inductor employs a composite iron powder core, optimized for high current capability up to 7A and enhanced magnetic shielding. Designed specifically for power electronics, it suits applications such as DC-DC converters, programmable logic arrays (FPGAs), point-of-load converters, and battery-powered portable devices including PDAs and digital cameras.
The compact 1040 package (10mm length, 3.8mm height, 10mm depth) facilitates dense PCB layout in industrial, automotive, and consumer electronic applications. The product meets automotive industry standards (AEC-Q200) and environmental compliance including RoHS and REACH. Its broad operating temperature range (-40°C to 125°C) ensures reliable performance in various environments. The maximum self-resonant frequency is 16MHz, suitable for high-frequency switching power supply circuits.
This surface mount inductor includes magnetic shielding to significantly reduce acoustic noise and electromagnetic interference, delivering higher efficiency and system reliability. The wirewound construction promotes mechanical robustness and consistent inductance values even under transient current spikes.
The inductor features a composite iron powder core ensuring low core loss and thermal stability. Supports maximum DC current up to 7A for high power density applications. Compliant with IEC 61249-2-21, JEDEC JS709B, RoHS, and REACH standards.
Marketing-ready tape and reel packaging facilitate automated manufacturing processes. Surface mount termination style supports high-volume assembly lines. Operating temperature from -40°C to 125°C covers industrial and automotive requirements.
This component is ideal for industrial power management, telecommunications, medical electronics, and automotive power supplies. Its high current handling and shielding qualities improve system performance and reduce electromagnetic emissions.
Explore more components from Wurth Elektronik in the Surface Mount Inductors category on EnvMart for reliable electronic component sourcing.
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Frequently Asked Questions
This model features an inductance value of 4.7 μH with a tolerance of ±20%.
It supports a maximum DC current of 7A, making it suitable for demanding power circuits.
The 1040 package has dimensions of 10mm in length, 3.8mm in height, and 10mm in depth.
It operates reliably between -40°C and 125°C, accommodating a wide range of applications.
It utilizes a composite iron powder core, which enhances its magnetic performance and stability.
This model complies with automotive standard AEC-Q200 and environmental standards including RoHS and REACH.
The typical maximum self-resonant frequency is 16MHz, suitable for high-frequency applications.
It features a surface mount termination style, which is ideal for high-volume assembly processes.
This inductor is constructed using a wirewound design, which enhances its electrical performance.
It is packaged in tape and reel format, facilitating automated manufacturing processes.
It is suitable for applications such as DC-DC converters, programmable logic arrays, and battery-powered devices.
The maximum DC resistance is 15.5 mΩ, which contributes to its efficiency in power applications.
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