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Wurth Elektronik WE-PD Shielded Wirewound Surface Mount Inductor 2.2 μH ±20 % 4.2 A Idc 7447779002
Specifications
| Country of Origin | China |
|---|---|
| Brand | Wurth Elektronik |
| Height | 4.5mm |
| Length | 7.3mm |
| Depth | 7.3mm |
| Packaging | Tape & Reel |
| Series | WE-PD |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Inductance | 2.2μH |
| Standards/Approvals | IPC/JEDEC J-STD-020D |
| Maximum DC Current | 4.2A |
| Maximum DC Resistance | 20mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 43MHz |
| Inductor Construction | Wirewound |
| Automotive Standard | AEC-Q200 |
| Recommended solder profile | Reflow |
Key Features
- Magnetically shielded design ensures a low leakage magnetic field.
- Compact dimensions of 7.3mm length, 7.3mm depth, and 4.5mm height.
- Constructed using wirewound technology for high current handling.
- Operates reliably within -40°C to 125°C temperature range.
- Complies with automotive standard AEC-Q200 and IPC/JEDEC J-STD-020D approvals.
- Maximum DC resistance of 20 mΩ for efficient performance.
- Maximum self-resonant frequency of 43 MHz enables high-frequency applications.
- Packaged in tape and reel format ready for automated surface mounting.
Product Description
Wurth Elektronik 7447779002 WE-PD series shielded wirewound Surface Mount Inductor delivers robust electrical performance with an inductance rating of 2.2 μH and a tolerance of ±20%. This component supports a maximum direct current of 4.2 amperes, making it suitable for demanding current applications within power electronics.
The inductor features a magnetically shielded design significantly reducing magnetic interference and leakage fields. Constructed with wirewound technology on a plastic base (6033 - 7345), it ensures durability and thermal stability from -40°C up to 125°C. It has a compact footprint with dimensions of 7.3 mm length, 7.3 mm depth, and 4.5 mm height, optimized for surface mount technology (SMT) assembly.
Compliance with automotive-grade AEC-Q200 standards and IPC/JEDEC J-STD-020D certifications enhances reliability in automotive and industrial environments. Its low DC resistance of 20 milliohms and a maximum self-resonant frequency of 43 MHz enable efficient energy storage and filtering in switching regulators.
Applications include switching regulators, integrated DC/DC converters, and high-efficiency power management circuits operating at low voltages with efficiencies exceeding 86%. The product is ideal for use in graphic cards and other high-performance electronic devices requiring stable inductance and current handling.
Supplied on tape and reel, the inductor is designed for automatic placement and reflow soldering, streamlining manufacturing processes and improving production efficiency. Magnetically shielded to minimize leakage fields.
Compact, wirewound construction for high current capability. Automotive and industrial certification standards. Low resistance for minimal power loss and heat generation. Suitable for high-frequency switching regulator applications.
Wide operating temperature range for versatility. Surface mount termination style for modern PCB assembly. Tape and reel packaging for mass production. Explore more Wurth Elektronik components and industrial electronic parts at EnvMart to enhance your design and manufacturing workflows.
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Frequently Asked Questions
The inductance value of this model is 2.2 μH with a tolerance of ±20%.
It can handle a maximum direct current of 4.2 A.
The inductor has compact dimensions of 7.3 mm in length, 7.3 mm in depth, and 4.5 mm in height.
The maximum operating temperature for this unit is 125°C.
It operates reliably within a minimum temperature of -40°C.
This model features a wirewound construction, which is designed for high current handling.
The maximum self-resonant frequency is 43 MHz, making it suitable for high-frequency applications.
It complies with automotive standard AEC-Q200 and IPC/JEDEC J-STD-020D approvals.
It is packaged in tape and reel format, which is ready for automated surface mounting.
The maximum DC resistance is 20 mΩ, which contributes to its efficient performance.
This unit uses a surface mount termination style, suitable for modern PCB assembly.
It is suitable for applications such as switching regulators and integrated DC/DC converters, particularly in high-efficiency power management circuits.
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