744873100

Arrays, Signal Transformers Overview

The Würth Elektronik 744873100 is a shielded coupled inductor array from the WE-DD series, featuring two identical coils in a surface-mount package. It offers a nominal inductance of 10 µH per coil. In parallel connection, the inductance is 5 µH with a maximum DC resistance of 36 mΩ and a rated current of 3.81 A. In series connection, the inductance is 20 µH with a rated current of 1.905 A. The component operates within a temperature range of -40°C to 125°C and has dimensions of 12.50mm x 12.50mm x 8.50mm.

Arrays, Signal Transformers Feature Summary

• Shielded coupled inductor design with two identical windings for reduced electromagnetic interference
• Supports flexible circuit topologies through configurable series or parallel coil connections
• Optimized for use in switching regulators requiring secondary unregulated output voltages

Arrays, Signal Transformers Applications

• Switching regulators with second, unregulated output voltages
• SEPIC converter applications
• Power supply designs requiring coupled inductance

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer's datasheet to ensure correct packaging configuration, such as tape and reel or cut tape options. Confirm that the component meets RoHS compliance requirements for your assembly process. Cross-reference the manufacturer part number with authorized distributor listings to validate authenticity and current product status before procurement.

Arrays, Signal Transformers Selection Notes

Select this component when designing circuits that require coupled inductors with specific magnetic coupling characteristics. The WE-DD series provides options for various inductance values and physical sizes. Ensure the selected part supports the required current ratings for both series and parallel configurations. Verify that the operating temperature range aligns with the environmental conditions of the final application.

Arrays, Signal Transformers Part Context

The 744873100 belongs to the WE-DD series of shielded coupled inductors manufactured by Würth Elektronik. This series is designed for surface-mount technology and features a compact footprint suitable for high-density PCB layouts. The components are engineered to provide reliable performance in power conversion applications, offering consistent electrical characteristics across the operating temperature range.

Arrays, Signal Transformers Replacement Considerations

Check for alternative part numbers within the WE-DD series that offer different inductance values or physical dimensions if space or electrical constraints vary. Verify compatibility with existing footprints and soldering profiles when substituting components.