HA72E-121R5HLFTR13

Overview

The HA72E-121R5HLFTR13 is a surface-mount power inductor from the HA72E series manufactured by TT Electronics/BI Magnetics. It features an inductance of 1.5 µH and a maximum DC resistance of 3 mΩ. The component supports a saturation current of 27 A and operates within a temperature range of -40°C to +155°C. It is AEC-Q200 qualified for automotive reliability and utilizes SMD/SMT termination types.

Feature Summary

• AEC-Q200 qualified for automotive applications
• High current handling capability up to 27 A
• Low DC resistance for efficient power delivery
• Surface mount design for PCB integration

Applications

• Automotive electronics systems
• Power supply circuits
• DC-DC converter modules

Procurement Notes

Verify the exact part number against official manufacturer documentation to ensure compatibility with specific circuit requirements. Confirm that the AEC-Q200 qualification meets the necessary automotive standards for the intended application. Check for any obsolescence notices or lifecycle changes directly from TT Electronics before finalizing procurement plans.

Selection Notes

Select this component when high current capacity and automotive reliability are required. The 1.5 µH value suits specific filtering needs in power stages. Ensure the PCB layout accommodates the thermal performance at 27 A saturation. Verify that the 3 mΩ DCR aligns with efficiency targets for the power conversion topology.

Part Context

This part belongs to the HA72E series of fixed power inductors designed for demanding environments. The series emphasizes robustness and high current density. The HA72E-121R5HLFTR13 specifically addresses applications requiring stable inductance under heavy load conditions while maintaining compliance with automotive quality standards.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.