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Wurth Elektronik WE-LF Shielded Surface Mount Common Mode Choke with Manganese Zinc Core 27 mH ±30 % 7446821027
Specifications
| Country of Origin | India |
|---|---|
| Diameter | 28.5mm |
| Brand | Wurth Elektronik |
| Height | 17mm |
| Length | 28.5mm |
| Depth | 25.2mm |
| Packaging | Tray |
| Series | WE-LF |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -25°C |
| Core Material | Manganese Zinc |
| Inductance | 27mH |
| Standards/Approvals | RoHS, IEC 61249-2-21, JEDEC JS709B, REACH |
| Maximum DC Current | 1A |
| Pin Count | 4 |
| Maximum DC Resistance | 640mΩ |
| Inductance Tolerance | ±30 % |
| Termination Style | Solder |
| Inductor Construction | Sector Winding |
Key Features
- High-quality manganese zinc core enables effective suppression across a wide frequency range.
- Surface mount design with 4-pin solder termination enhances PCB assembly efficiency.
- Maximum DC current rating of 1 A suits low to medium power applications.
- Shielded construction limits electromagnetic interference and leakage fields.
- Operating temperature range from -25°C to 125°C supports versatile industrial environments.
- Compact dimensions with 28.5 mm length, 28.5 mm diameter, 25.2 mm depth, and 17 mm height.
- Sector winding construction provides reliable inductor performance.
- Compliant with RoHS, IEC 61249-2-21, JEDEC JS709B, and REACH standards.
Product Description
Wurth Elektronik 7446821027 WE-LF Series shielded surface mount common mode choke is designed with a high-quality manganese zinc core and sector winding construction to offer excellent suppression of common-mode interference within the low to medium frequency spectrum. Operating at a maximum DC current of 1 A, this device ensures reliable performance in demanding electronics circuits.
The surface mount configuration with 4-pin solder termination supports streamlined manufacturing processes, making it suitable for automated PCB assembly. Dimensions are compact and well-suited for space-constrained designs: length and diameter of 28.5 mm, depth of 25.2 mm, and height of 17 mm.
This choke features shielding to minimize electromagnetic radiation and leakage fields, bolstering the integrity of sensitive circuitry. The wide operating temperature range from -25°C to 125°C enables usage across diverse industrial applications.
Environmental compliance includes RoHS, IEC 61249-2-21, JEDEC JS709B, and REACH standards, ensuring adherence to industry regulations and sustainability considerations.
Typical use cases encompass mains filters, power electronics, and switched-mode power supply units where effective noise suppression is critical. The robust core and winding design provide consistent inductance of 27 mH with ±30 % tolerance to maintain circuit stability.
High-quality manganese zinc core enables effective suppression across a wide frequency range. Surface mount design with 4-pin solder termination enhances PCB assembly efficiency. Maximum DC current rating of 1 A suits low to medium power applications.
Shielded construction limits electromagnetic interference and leakage fields. Operating temperature range from -25°C to 125°C supports versatile industrial environments. Compact dimensions with 28.5 mm length, 28.5 mm diameter, 25.2 mm depth, and 17 mm height.
Sector winding construction provides reliable inductor performance. Compliant with RoHS, IEC 61249-2-21, JEDEC JS709B, and REACH standards. Packaged in tray format for ease of handling during manufacturing. Ideal for mains filters, power electronics, and switched-mode power supply units.
Explore more Wurth Elektronik Inductors and surface mount components on EnvMart to enhance your electronic design projects.
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Frequently Asked Questions
This model has an inductance value of 27 mH with a tolerance of ±30%.
The maximum DC current rating for this choke is 1 A, making it suitable for low to medium power applications.
The choke has a length and diameter of 28.5 mm, a depth of 25.2 mm, and a height of 17 mm.
It operates within a temperature range of -25°C to 125°C, suitable for diverse industrial environments.
It features a manganese zinc core and a sector winding construction for reliable inductor performance.
The shielded construction minimizes electromagnetic interference and leakage fields, enhancing circuit integrity.
This choke is compliant with RoHS, IEC 61249-2-21, JEDEC JS709B, and REACH standards.
It features a solder termination style with 4 pins, facilitating efficient PCB assembly.
The choke is packaged in a tray format for ease of handling during manufacturing.
Typical applications include mains filters, power electronics, and switched-mode power supply units where noise suppression is critical.
The maximum DC resistance is 640 mΩ, which contributes to its efficiency in circuit applications.
The sector winding construction provides consistent inductance performance, which is crucial for maintaining circuit stability.
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