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Wurth Elektronik WE-LF Shielded Wirewound Surface Mount Inductor with Manganese Zinc Core 39 mH ±30% 7446120039
Specifications
| Country of Origin | India |
|---|---|
| Brand | Wurth Elektronik |
| Height | 20.5mm |
| Length | 18.5mm |
| Depth | 13.5mm |
| Packaging | Tray |
| Series | WE-LF |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -25°C |
| Core Material | Manganese Zinc |
| Inductance | 39mH |
| Standards/Approvals | RoHS, REACH, JEDEC JS709B, IEC 61249-2-21 |
| Maximum DC Current | 400mA |
| Pin Count | 4 |
| Maximum DC Resistance | 1.7Ω |
| Inductance Tolerance | ±30 % |
| Termination Style | Solder |
| Inductor Construction | Sector Winding |
Key Features
- Constructed with high-quality manganese zinc core material for efficient magnetic performance.
- Designed with a sector winding and 4-pin solder termination for secure mounting.
- Supports a maximum DC current of 400 mA and maximum DC resistance of 1.7 ohms.
- Operates reliably from -25°C to 125°C, suitable for various industrial environments.
- Compliant with RoHS, REACH, JEDEC JS709B, and IEC 61249-2-21 standards for safety and quality.
- Shielded design reduces electromagnetic interference in low to medium frequency ranges.
- Compact dimensions of 18.5 mm length, 20.5 mm height, and 13.5 mm depth optimize board space usage.
- Packaged in trays for safe transport and ease of automated PCB assembly.
Product Description
Wurth Elektronik 7446120039 is a shielded wirewound surface mount inductor designed for use in mains filter circuits and power electronics applications. It features a high-quality manganese zinc core and sector winding construction, providing efficient suppression of common-mode interference across low to medium frequency bands.
This inductor supports a maximum DC current of 400 mA, with a maximum DC resistance of 1.7 ohms, ensuring stable operation within its specified temperature range of -25°C to 125°C. The device comes with solder termination style for reliable PCB mounting.
The compact dimensions (18.5 mm length, 20.5 mm height, and 13.5 mm depth) make it suitable for space-constrained applications, packaged conveniently in trays to facilitate assembly processes.
Compliant with RoHS, REACH, JEDEC JS709B, and IEC 61249-2-21 standards, this component guarantees environmental and quality assurance necessary for automotive and industrial sectors.
This product is ideal for use in industrial machinery, power supply units, mains filters, and various electronic equipment requiring common-mode noise suppression. Constructed with high-quality manganese zinc core material for efficient magnetic performance.
Designed with a sector winding and 4-pin solder termination for secure mounting. Supports a maximum DC current of 400 mA and maximum DC resistance of 1.7 ohms. Operates reliably from -25°C to 125°C, suitable for various industrial environments.
Compliant with RoHS, REACH, JEDEC JS709B, and IEC 61249-2-21 standards for safety and quality. Shielded design reduces electromagnetic interference in low to medium frequency ranges. Compact dimensions optimize board space usage.
Tray packaging supports automated production processes. Explore other electronic components within the Surface Mount Inductor category at EnvMart for comprehensive industrial solutions.
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Frequently Asked Questions
The inductance value of this model is 39 mH with a tolerance of ±30%.
It supports a maximum DC current of 400 mA.
The dimensions are 18.5 mm in length, 20.5 mm in height, and 13.5 mm in depth.
The maximum DC resistance is 1.7 ohms.
It operates reliably within a temperature range of -25°C to 125°C.
It is constructed with a manganese zinc core material.
This model features a solder termination style for secure PCB mounting.
Yes, it complies with RoHS, REACH, JEDEC JS709B, and IEC 61249-2-21 standards.
It features a sector winding construction, which aids in efficient magnetic performance.
It is packaged in trays, facilitating safe transport and automated PCB assembly.
This inductor is suitable for use in mains filter circuits and power electronics applications.
This inductor has a pin count of 4.
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