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Wurth Elektronik WE-LF Shielded Wirewound Surface Mount Inductor with Manganese Zinc Core 27mH ±30% 7446120027
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 | 27mH |
| Standards/Approvals | IEC 61249-2-21, JEDEC JS709B, REACH, RoHS |
| Maximum DC Current | 400mA |
| Pin Count | 4 |
| Maximum DC Resistance | 1.2Ω |
| Inductance Tolerance | ±30 % |
| Termination Style | Solder |
| Inductor Construction | Sector Winding |
Key Features
- Constructed with high-quality manganese zinc core for enhanced magnetic properties.
- Features shielded wirewound design to reduce electromagnetic interference.
- Rated for a maximum DC current of 400mA ensuring stable operation.
- Includes 4 pins with solder termination style for robust surface mount connections.
- Operates reliably within -25°C to 125°C temperature range, accommodating demanding environments.
- Manufactured under standards IEC 61249-2-21, JEDEC JS709B, REACH, and RoHS compliant.
- Designed for mains filter circuits and power electronics applications requiring common mode noise suppression.
- Sector winding construction provides good suppression in low- to medium-frequency ranges with limited leakage field.
Product Description
Wurth Elektronik 7446120027 is a shielded wirewound Surface Mount Inductor featuring a manganese zinc core with a nominal inductance of 27mH and tolerance of ±30%.
This component is part of the WE-LF series and is designed for applications demanding effective common mode noise suppression, such as mains filters, switched-mode power supplies, and power electronics.
It features a four-pin configuration with solder termination style and a molded casing providing durability and ease of assembly for surface mounting on printed circuit boards. The inductor's compact physical size with dimensions of 18.5mm length, 20.5mm height, and 13.5mm depth allows efficient use of PCB space in dense electronic assemblies.
The high-quality manganese zinc core ensures magnetic efficiency and a wide frequency suppression range, reducing electromagnetic interference in industrial and commercial electronic equipment.
High-grade manganese zinc core for superior magnetic performance. Shielded wirewound construction minimizes electromagnetic interference. Rated maximum DC current of 400mA for consistent electrical operation. Compliance with IEC 61249-2-21, JEDEC JS709B, REACH, and RoHS standards ensuring quality and environmental safety.
Wide operating temperature range from -25°C up to 125°C for versatile deployment. Molded design and solder termination enable reliable surface mount assembly. Sector winding provides effective common mode interference suppression.
Applications include mains filter circuits, power electronics, and switched-mode power supplies.
This inductor is ideal for electrical engineers and designers working in industrial, electronic component manufacturing, and power management sectors, looking to improve noise suppression and circuit reliability.
Explore the full range of Wurth Elektronik inductors and electronic components on EnvMart for your technical and industrial project needs.
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Frequently Asked Questions
The nominal inductance of this model is 27mH with a tolerance of ±30%.
It is rated for a maximum DC current of 400mA, ensuring stable operation in various applications.
The dimensions are 18.5mm in length, 20.5mm in height, and 13.5mm in depth.
This unit operates reliably within a temperature range of -25°C to 125°C.
It features a high-quality manganese zinc core, which enhances its magnetic properties.
This model has a solder termination style, which allows for robust surface mount connections.
It is manufactured under standards IEC 61249-2-21, JEDEC JS709B, and is compliant with REACH and RoHS.
It is designed for mains filter circuits, power electronics, and switched-mode power supplies requiring common mode noise suppression.
This inductor includes 4 pins, facilitating its surface mount configuration.
It features a sector winding construction, which provides effective common mode interference suppression.
The maximum DC resistance is 1.2Ω, which is relevant for its electrical performance.
It is packaged in a tray, suitable for efficient handling and assembly.
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