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Wurth Elektronik Shielded Wirewound Surface Mount Inductor, WE-HCI Series, 3.3 μH, 6.5A, 7040 Package 744311330
Specifications
| Country of Origin | China |
|---|---|
| Brand | Wurth Elektronik |
| Height | 3.8mm |
| Length | 7mm |
| Depth | 6.9mm |
| Packaging | Tape & Reel |
| Series | WE-HCI |
| Maximum Operating Temperature | 150°C |
| Minimum Operating Temperature | -40°C |
| Core Material | WE-Superflux |
| Inductance | 3.3μH |
| Standards/Approvals | IEC 61249-2-21, JEDEC JS709B, RoHS, REACH |
| Package/Case | 7040 |
| Maximum DC Current | 6.5A |
| Pin Count | 2 |
| Maximum DC Resistance | 17.2mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 43MHz |
| Inductor Construction | Flat Wire Winding |
| Automotive Standard | AEC-Q200 |
Key Features
- The WE-HCI 7040 package features a flat wire winding for improved performance.
- Supports a maximum DC current of 6.5 A ensuring robust power handling.
- Magnetically shielded design minimizes stray fields and interference.
- Maximum DC resistance is low at 17.2 milliohms for efficiency.
- Can operate over a wide temperature range from -40°C to 150°C.
- Complies with IEC 61249-2-21, JEDEC JS709B, RoHS, and REACH standards.
- Termination style is surface mount for compact PCB integration.
- Ideal for industrial computers, laptops, graphic cards, and motherboards.
Product Description
Wurth Elektronik 744311330 is a high-quality shielded wirewound Surface Mount Inductor from the WE-HCI series, featuring a 3.3 microhenry inductance with a WE-Superflux core and flat wire winding construction. It comes in a robust 7040 package case with tape and reel packaging, optimized for automated PCB assembly.
This component supports a maximum DC current of 6.5 amperes and has a very low DC resistance of 17.2 milliohms, enabling efficient power handling in high current circuits. Its magnetically shielded construction significantly reduces electromagnetic interference, making it suitable for sensitive industrial electronic applications.
The inductor operates reliably across a wide temperature range from -40°C to 150°C and meets automotive standard AEC-Q200, ensuring durability and compliance in automotive and industrial environments.
The product is moulded and surface mount terminated, facilitating compact integration on densely populated circuit boards. The maximum self-resonant frequency reaches 43 MHz, making this inductor suitable for high-frequency power electronics.
Wurth Elektronik WE-HCI inductors serve various applications, including industrial computers, graphic cards, laptops, motherboards, DC-DC converters, filters, switching regulators, and polyphase-switching regulators where stable inductance and low stray fields are essential.
The WE-HCI series offers magnetically shielded high current chokes with flat wire coil technology. The low DCR tolerance contributes to improved efficiency in power circuits. Compliance with IEC 61249-2-21, JEDEC JS709B, RoHS, and REACH standards assures environmental and safety standards.
Country of origin is China, ensuring global manufacturing standards. Packaging includes tape and reel suitable for automated manufacturing lines.
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Frequently Asked Questions
The inductance value of this model is 3.3 microhenries (μH).
It supports a maximum DC current of 6.5 amperes.
The maximum self-resonant frequency reaches 43 MHz.
This unit has a height of 3.8 mm, a length of 7 mm, and a depth of 6.9 mm.
The termination style is surface mount, allowing for compact PCB integration.
It can operate over a wide temperature range from -40°C to 150°C.
The maximum DC resistance is low at 17.2 milliohms, contributing to efficiency.
It complies with IEC 61249-2-21, JEDEC JS709B, RoHS, and REACH standards.
It features a flat wire winding construction, which enhances performance.
It is suitable for applications including industrial computers, graphic cards, laptops, and DC-DC converters.
The core material is WE-Superflux, which contributes to its performance characteristics.
It meets the automotive standard AEC-Q200, ensuring compliance for automotive applications.
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