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Wurth Elektronik WE-LQS 4018 Shielded Wirewound Surface Mount Inductor 10 μH Semi Shielded ±20% 1.2 A IDC 74404042100
Specifications
| Country of Origin | China |
|---|---|
| Brand | Wurth Elektronik |
| Height | 1.8mm |
| Length | 4mm |
| Depth | 4mm |
| Packaging | Tape & Reel |
| Series | WE-LQS |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Inductance | 10μH |
| Standards/Approvals | IPC/JEDEC J-STD-020D |
| Package/Case | 4018 |
| Maximum DC Current | 1.2A |
| Maximum DC Resistance | 150mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 25MHz |
| Inductor Construction | Semi Shielded |
| Automotive Standard | AEC-Q200 |
Key Features
- The inductor has a semi-shielded construction suitable for reduced electromagnetic interference.
- Designed in a compact 4018 package with dimensions 4 mm length, 1.8 mm height, and 4 mm depth.
- Operates within a temperature range from -40°C to 125°C ensuring reliability in harsh environments.
- Compliance with automotive standard AEC-Q200 and IPC/JEDEC J-STD-020D standards.
- Maximum DC resistance of 150 mΩ which helps to minimize power losses.
- Supports frequencies up to a maximum self-resonant frequency of 25 MHz.
- Packaging is supplied in tape and reel format optimized for automated assembly processes.
- Ideal for use in switching controllers, portable power applications such as smartphones, PDAs, digital cameras, and TVs.
Product Description
Wurth Elektronik 74404042100 WE-LQS Series shielded wirewound Surface Mount Inductor offers a 10 μH inductance with ±20% tolerance, designed for robust and efficient performance in electronic power applications.
This semi-shielded inductor supports a maximum DC current of 1.2 A and is constructed in a compact 4018 package with precise dimensions of 4 mm length, 1.8 mm height, and 4 mm depth, making it suitable for space-constrained circuit designs.
The device operates reliably within a wide temperature range from -40°C to 125°C, complying with rigorous automotive standard AEC-Q200 and IPC/JEDEC J-STD-020D, ensuring durability in industrial environments.
Its low DC resistance of 150 mΩ reduces power losses and enhances efficiency, while shielding minimizes electromagnetic interference, beneficial for high-frequency switching regulators up to 25 MHz.
Packaged in tape and reel, this inductor facilitates automated SMT assembly lines, improving production efficiency and consistency.
Applications include switching controllers, portable power supplies in smartphones, PDAs, digital cameras, televisions, and other compact electronic devices requiring durable, high-performance inductors with low-ripple current.
The inductor is magnetically shielded to limit interference with adjacent components. Offers robust construction suitable for demanding industrial and automotive applications. Its compact design supports high current loads beyond typical unshielded inductors.
Tape and reel packaging supports high-volume manufacturing processes. Compatible with various surface mount technologies and PCB layouts for flexibility. This component is manufactured in China by Wurth Elektronik, a recognized leader in high-quality passive electronic components.
EnvMart customers seeking reliable power inductors for industrial electronics will find the WE-LQS 4018 inductor well suited for both standard and specialized applications.
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Frequently Asked Questions
The inductor has an inductance value of 10 μH with a tolerance of ±20%.
It supports a maximum DC current of 1.2 A.
The dimensions are 4 mm in length, 1.8 mm in height, and 4 mm in depth.
The maximum operating temperature is 125°C.
It complies with the automotive standard AEC-Q200 and IPC/JEDEC J-STD-020D standards.
The maximum self-resonant frequency is 25 MHz.
It is packaged in tape and reel format, which is optimized for automated assembly processes.
This model features a semi-shielded construction, which helps reduce electromagnetic interference.
The maximum DC resistance is 150 mΩ, which helps minimize power losses.
It is suitable for applications such as switching controllers and portable power supplies in devices like smartphones, PDAs, and digital cameras.
The termination style for this inductor is surface mount.
This inductor is manufactured in China.
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