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744878004 is listed in the Arrays, Signal Transformers range at ChipApex. The manufacturer field lists Würth Elektronik. Its product description is INDUCT ARRAY 2 COIL 4.7UH SMD. Review the specifications below when checking this part for your BOM.
Arrays, Signal Transformers specifications for 744878004
- Description：INDUCT ARRAY 2 COIL 4.7UH SMD
- Series：WE-DD
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Number of Coils：2
- Inductance - Connected In Parallel：2.35 µH
- Inductance - Connected In Series：9.4 µH
- Tolerance：±20%
- Current Rating - Parallel：1.3 A
- Current Rating - Series：650 mA
- DC Resistance (DCR) - Parallel：75mOhm Max
- DC Resistance (DCR) - Series：-
- Shielding：Shielded
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：Nonstandard
- Size / Dimension：0.287" L x 0.287" W (7.30mm x 7.30mm)
- Height：0.157" (4.00mm)
- Current Saturation - Parallel：3:00 AM
- Current Saturation - Series：1.5 A
- Ratings：-
Arrays, Signal Transformers datasheet and documents for 744878004
Arrays, Signal Transformers Overview
The Würth Elektronik 744878004 is a shielded coupled inductor from the WE-DD series, designed for surface-mount technology. It features a NiZn ferrite core and a wire-wound construction within a compact 7.3x7.3x3.2 mm package. The component provides an inductance of 4.7 µH with a tolerance of ±20%. It supports a maximum DC current of 1.3 A and a saturation current of 3 A. The maximum DC resistance is specified at 65 mΩ to 75 mΩ. Operating temperatures range from -40°C to +125°C.
Arrays, Signal Transformers Feature Summary
- Shielded design minimizes electromagnetic interference
- Dual-coil configuration for coupled applications
- Compact SMD footprint suitable for space-constrained boards
Arrays, Signal Transformers Applications
- DC-DC converter circuits
- Power supply filtering stages
- Signal transformation arrays
Arrays, Signal Transformers Procurement Notes
Verify the specific datasheet version for precise electrical tolerances, as values may vary slightly between sources. Confirm RoHS compliance status directly with the manufacturer or authorized distributor before finalizing procurement specifications.
Arrays, Signal Transformers Selection Notes
Select this component when a shielded dual-coil inductor is required for power management applications. Ensure the 4.7 µH inductance and 1.3 A RMS current rating align with the circuit's thermal and electrical requirements.
Arrays, Signal Transformers Part Context
This part belongs to the WE-DD series of coupled inductors from Würth Elektronik. These components are engineered for high-performance power electronics, offering reliable shielding and stable magnetic properties across a wide temperature range.
Arrays, Signal Transformers Replacement Considerations
Cross-reference with other WE-DD series parts for similar form factors. Verify that substitute components match the 7.3x7.3 mm package dimensions and equivalent electrical characteristics.
Arrays, Signal Transformers FAQ
What is the saturation current for this coupled inductor?
The saturation current is specified as 3 A.
Does this component have a shielded design?
Yes, the 744878004 is a shielded wire-wound SMD inductor.
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