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Wurth Elektronik WE-CAIR 4248 Shielded Surface Mount Air Coil Inductor with Ferrite Core 22 nH ±5 % 3A 744912122
Specifications
| Country of Origin | China |
|---|---|
| Brand | Wurth Elektronik |
| Height | 4.83mm |
| Length | 3.81mm |
| Depth | 4.2mm |
| Packaging | Tape & Reel |
| Series | WE-CAIR |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Ferrite |
| Inductance | 22nH |
| Standards/Approvals | REACH, RoHS |
| Package/Case | 4248 |
| Maximum DC Current | 3A |
| Pin Count | 2 |
| Maximum DC Resistance | 4.2mΩ |
| Inductance Tolerance | ±5 % |
| Termination Style | Solder |
| Maximum Self Resonant Frequency | 3.2GHz |
| Minimum Quality Factor | 100 |
| Inductor Construction | Without Core |
| Automotive Standard | AEC-Q200 |
Key Features
- Features a high quality ferrite core ensuring stable inductance.
- Built in the 4248 package size suitable for compact PCB mounting.
- Offers shielding for reduced electromagnetic interference.
- Has a high self-resonant frequency of 3.2 GHz for RF applications.
- Supports automotive standard AEC-Q200 for reliable operation.
- Inductance tolerance is ±5% ensuring precision.
- Maximum DC resistance is 4.2 milliohms for low power loss.
- Operating temperature range from -40°C to 125°C for harsh environments.
Product Description
Wurth Elektronik 744912122 WE-CAIR series shielded surface mount air coil inductor features a ferrite core and a nominal inductance of 22 nH with ±5% tolerance. Designed for high-frequency and high-current RF applications, it supports a maximum DC current of 3A. The component comes in a compact 4248 package, measuring 3.81 mm in length, 4.83 mm height, and 4.2 mm depth, making it suitable for dense PCB layouts.
This inductor is shielded to minimize electromagnetic interference and is compliant with automotive standard AEC-Q200, guaranteeing reliability in stringent environments. It operates effectively within a temperature range from -40°C to 125°C, with a maximum DC resistance of 4.2 milliohms, ensuring low power loss. Its high self-resonant frequency of 3.2 GHz and a minimum quality factor of 100 make it ideal for broadband filtering and RF decoupling uses.
The WE-CAIR inductors are pick-and-place compatible and have solder terminations for ease of assembly in automated production processes. The product complies with REACH and RoHS standards, ensuring it meets environmental and safety regulations.
This component is ideal for industrial electronics manufacturing, telecommunications, automotive electronics, and other high-frequency circuit designs requiring stable and precise inductive components.
The package contents include one shielded surface mount Air coil inductor with ferrite core, model 744912122. Country of origin is China. Features a high quality ferrite core ensuring stable inductance. Built in the 4248 package size suitable for compact PCB mounting.
Offers shielding for reduced electromagnetic interference. Has a high self-resonant frequency of 3.2 GHz for RF applications. Supports automotive standard AEC-Q200 for reliable operation. Inductance tolerance is ±5% ensuring precision.
Maximum DC resistance is 4.2 milliohms for low power loss. Operating temperature range from -40°C to 125°C for harsh environments. Termination style is solder compatible for easy PCB assembly. Pin count of 2 pins for efficient electrical connection.
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Frequently Asked Questions
The nominal inductance of this model is 22 nH with a tolerance of ±5%.
It can handle a maximum DC current of 3A.
The dimensions are 3.81 mm in length, 4.83 mm in height, and 4.2 mm in depth.
The maximum self-resonant frequency is 3.2 GHz, making it suitable for RF applications.
It operates effectively within a temperature range from -40°C to 125°C.
This inductor features a ferrite core, which ensures stable inductance.
Yes, it supports the automotive standard AEC-Q200 for reliable operation in automotive applications.
The maximum DC resistance is 4.2 milliohms, which helps to minimize power loss.
It has a solder termination style, making it compatible for easy assembly on PCBs.
It complies with REACH and RoHS standards, ensuring it meets environmental and safety regulations.
This model has a pin count of 2 for efficient electrical connection.
The inductor is packaged in tape and reel format for automated assembly processes.
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