ERUC23-2R2K

Arrays, Signal Transformers Overview

The ERUC23-2R2K is an unshielded surface-mount flat wire coupled inductor array from the TDK ERUC23 series. It contains two coils with a nominal inductance of 4.1 µH and a tolerance of ±10%. The component features a DC resistance (DCR) of 1.25 mΩ in both parallel and series configurations. Saturation currents are rated at 71 A for parallel connection and 35.5 A for series connection. It operates within a temperature range of -40°C to 150°C and utilizes low-loss ferrite construction.

Arrays, Signal Transformers Feature Summary

• Flat wire coupled inductor design for multiphase power systems
• Unshielded construction with low loss ferrite core
• High current handling capability with defined saturation ratings

Arrays, Signal Transformers Applications

• Multiphase power supply systems
• High-efficiency power conversion circuits
• Server and data center power distribution

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct packaging and tolerance specifications. Confirm that the required saturation current and thermal performance align with the system's operational limits. Check RoHS compliance status if environmental regulations apply to the final assembly.

Arrays, Signal Transformers Selection Notes

Select this component when designing multiphase converters requiring compact footprint and high current density. Ensure the application voltage does not exceed the rated limits. Consider the unshielded nature of the device regarding electromagnetic interference (EMI) requirements in the surrounding circuit layout.

Arrays, Signal Transformers Part Context

This part belongs to the ERUC23 series of high-performance coupled inductors manufactured by TDK Electronics under the EPCOS brand. The series is designed to replace discrete inductors in multiphase applications, reducing board space and improving efficiency through magnetic coupling between the integrated coils.

Arrays, Signal Transformers Replacement Considerations

B82559S5222M023 is listed as an alias for this part number.