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Wurth Elektronik WE-LHMI 7050 Shielded Multilayer Surface Mount Inductor Composite Iron Powder Core 22μH ±20 74437349220
Specifications
| Country of Origin | India |
|---|---|
| Brand | Wurth Elektronik |
| Height | 4.8mm |
| Length | 6.6mm |
| Depth | 6.6mm |
| Packaging | Tape & Reel |
| Series | WE-LHMI |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Composite Iron Powder |
| Inductance | 22μH |
| Standards/Approvals | IEC 61249-2-21, JEDEC JS709B, REACH, RoHS |
| Package/Case | 7050 |
| Maximum DC Current | 2.1A |
| Maximum DC Resistance | 170mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 8MHz |
| Inductor Construction | Wirewound |
| Automotive Standard | AEC-Q200 |
Key Features
- Compact 7050 package size suitable for high density PCB designs.
- Composite iron powder core provides magnetic shielding and improved power handling.
- Maximum DC current rating of 2.1 amps to handle high transient spikes.
- Automotive-grade AEC-Q200 qualification ensures high reliability in demanding applications.
- Operating temperature range from -40°C to 125°C for robust performance.
- Termination style is surface mount compatible with tape and reel packaging.
- Maximum DC resistance of 170 milliohms minimizes power loss.
- Maximum self-resonant frequency of 8 MHz suitable for switching power supplies.
Product Description
Wurth Elektronik 74437349220 WE-LHMI 7050 Shielded Multilayer Surface Mount Inductor offers a 22 microhenry inductance with a ±20% tolerance, designed for demanding electronic component applications. This surface mount inductor features a compact 7050 package case with dimensions 6.6mm length, 4.8mm height, and 6.6mm depth, allowing efficient use of PCB real estate.
The use of a composite iron powder core provides magnetic shielding, resulting in low electromagnetic interference and excellent high current capability. The maximum DC current rating of 2.1 A makes it ideal for power electronics requiring transient current spike handling without acoustic noise or leakage fields.
Qualified to automotive standard AEC-Q200, this inductor meets industry standards IEC 61249-2-21, JEDEC JS709B, REACH, and RoHS compliance, ensuring suitability for automotive and industrial grade applications.
The surface mount termination style, coupled with tape and reel packaging, makes it compatible with automated PCB assembly lines. Its maximum DC resistance of 170 milliohms and a maximum self-resonant frequency of 8 MHz optimize performance in switching power supply circuits.
Typical applications include DC-DC converters for high current power supplies, field programmable gate arrays (FPGA), POL converters, portable power devices such as PDAs and digital cameras, mainboards, and graphic cards.
The wirewound inductor design secures inductance stability and reduces acoustic noise during operation. Operating temperature ranges from -40°C to 125°C ensure reliability across various environments.
Compact 7050 SMD package fits high-density electronics. Composite iron powder core with magnetic shielding for low EMI. High current handling of up to 2.1 amperes with no acoustic noise. Automotive qualified per AEC-Q200 for robust applications.
Wide temperature range operation (-40°C to 125°C). Surface mount termination style compatible with standard PCB assembly. Low DC resistance of 170 milliohms for efficient power handling. Wirewound construction provides stable inductance and durability.
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Frequently Asked Questions
The inductance value of this model is 22 microhenries (μH) with a tolerance of ±20%.
It has a maximum DC current rating of 2.1 amps, allowing it to handle high transient spikes effectively.
The dimensions of the 7050 package are 6.6mm in length, 4.8mm in height, and 6.6mm in depth.
The maximum self-resonant frequency is 8 MHz, making it suitable for switching power supplies.
The operating temperature range is from -40°C to 125°C, ensuring reliable performance in various environments.
It features a composite iron powder core, which provides magnetic shielding and improves power handling capabilities.
Yes, it is qualified to the automotive standard AEC-Q200, ensuring high reliability for demanding applications.
The maximum DC resistance is 170 milliohms, which minimizes power loss during operation.
It is packaged in tape and reel format, making it compatible with automated PCB assembly lines.
It complies with several standards including IEC 61249-2-21, JEDEC JS709B, REACH, and RoHS.
Typical applications include DC-DC converters, field programmable gate arrays (FPGA), and portable power devices.
The termination style is surface mount, which is compatible with standard PCB assembly processes.
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