744873101

Arrays, Signal Transformers Overview

The Würth Elektronik 744873101 is a shielded coupled inductor array from the WE-DD series, designed for surface-mount technology. It features two coils with a nominal inductance of 100 µH and a tolerance of ±20%. The component operates within a temperature range of -40°C to 125°C. In parallel connection, it provides 100 µH inductance, 1.38 A rated current, 2.2 A saturation current, and a maximum DC resistance of 255 mΩ. In series connection, it offers 200 µH inductance, 690 mA rated current, and 1.1 A saturation current. The package dimensions are 12.50 mm x 12.50 mm x 8.50 mm.

Arrays, Signal Transformers Feature Summary

• Shielded coupled inductor array structure
• Dual coil configuration supporting series or parallel connections
• Surface-mount design for automated assembly

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Power supply input filtering
• DC-DC converter stages

Arrays, Signal Transformers Procurement Notes

Verify the manufacturer part number 744873101 against official Wurth Elektronik documentation to ensure authenticity. Confirm that the received components match the specified WE-DD series characteristics. Check for physical damage to the SMD package before installation. Ensure storage conditions comply with moisture sensitivity levels if applicable. Validate supplier authorization status prior to purchase.

Arrays, Signal Transformers Selection Notes

Select this component when a compact coupled inductor is required for SEPIC or similar topologies. The dual-coil design allows flexible series or parallel operation to meet specific current and inductance needs. The shielded construction minimizes electromagnetic interference. Consider the 12.50 mm footprint and 8.50 mm height for board space constraints. Verify thermal performance requirements against the 125°C operating limit.

Arrays, Signal Transformers Part Context

This part belongs to the WE-DD series of shielded coupled inductors by Würth Elektronik. These components are engineered for high-performance power electronics applications requiring compact magnetic solutions. The series supports various inductance values and current ratings to accommodate diverse circuit designs while maintaining low profile and efficient thermal management.

Arrays, Signal Transformers Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.