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7448991082 is listed in the Arrays, Signal Transformers range at ChipApex. The manufacturer field lists Würth Elektronik. Its product description is SMT MOLDED COUPLED INDUCTOR SIZE. Review the specifications below when checking this part for your BOM.
Arrays, Signal Transformers specifications for 7448991082
- Description：SMT MOLDED COUPLED INDUCTOR SIZE
- Series：WE-MCRI
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Number of Coils：2
- Inductance - Connected In Parallel：8.2 µH
- Inductance - Connected In Series：-
- Tolerance：±20%
- Current Rating - Parallel：4.7 A
- Current Rating - Series：-
- DC Resistance (DCR) - Parallel：46mOhm
- DC Resistance (DCR) - Series：-
- Shielding：Shielded
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：Nonstandard
- Size / Dimension：0.453" L x 0.394" W (11.50mm x 10.00mm)
- Height：0.161" (4.10mm)
- Current Saturation - Parallel：11.3 A
- Current Saturation - Series：-
- Ratings：-
Arrays, Signal Transformers datasheet and documents for 7448991082
Arrays, Signal Transformers Overview
The Würth Elektronik 7448991082 is a molded coupled inductor from the WE-MCRI series. It features an inductance of 8.2 µH with a 20% tolerance and a maximum DC current rating of 4.7 A. The component has a maximum DC resistance of 46 mΩ, a saturation current of 11.3 A, and leakage inductance of 250 nH. Its physical dimensions are 10 mm x 10 mm x 4.1 mm, utilizing SMD/SMT termination for PCB mounting.
Arrays, Signal Transformers Feature Summary
- Molded construction provides mechanical stability and shielding.
- Symmetrical 1:1 turns ratio design supports balanced circuit applications.
- High saturation current capability ensures reliable operation under load.
Arrays, Signal Transformers Applications
- Power supply filtering stages
- Balanced signal processing circuits
- DC-DC converter input/output stages
Arrays, Signal Transformers Procurement Notes
Verify the specific part number against official Wurth Elektronik datasheets to confirm electrical parameters and package dimensions. Ensure compatibility with surface mount assembly processes. Check for RoHS compliance status and moisture sensitivity level requirements before integration into production workflows.
Arrays, Signal Transformers Selection Notes
Select this component when a compact, shielded coupled inductor with high current handling is required. The 8.2 µH value and 4.7 A rating suit applications needing moderate inductance with significant current capacity. Consider the 10x10 mm footprint for board space constraints.
Arrays, Signal Transformers Part Context
This component belongs to the WE-MCRI series of surface mount coupled inductors. These parts are designed for high-performance power electronics, offering low profile and robust magnetic shielding. The series supports various inductance values tailored for modern compact electronic designs.
Arrays, Signal Transformers Replacement Considerations
Consult official Wurth Elektronik documentation for verified substitute part numbers within the WE-MCRI series or equivalent product lines. Cross-reference electrical specifications and physical dimensions to ensure functional compatibility.
Arrays, Signal Transformers FAQ
What is the leakage inductance of the 7448991082?
The leakage inductance is specified as 250 nH.
What is the saturation current for this coupled inductor?
The saturation current is 11.3 A.
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