HM72E-122R2HLFTR13

Overview

The HM72E-122R2HLFTR13 is a surface-mount power inductor from the HM72E series manufactured by TT Electronics/BI Magnetics. It features an inductance of 2.2 uH with a tolerance of ±20%. The component has a maximum DC resistance of 20 mOhms and supports a test frequency of 100 kHz. It operates within a temperature range of -40°C to +155°C. The physical dimensions are 7.23 mm in length, 6.8 mm in width, and 3 mm in height. The device is unshielded and utilizes standard SMD/SMT termination for PCB mounting.

Feature Summary

• Surface-mount construction for automated PCB assembly
• Unshielded magnetic design for specific EMI management strategies
• High-temperature operation capability up to 155°C

Applications

• Power supply circuits
• Industrial electronics
• Transportation systems

Procurement Notes

Verify current availability status as distribution channels may list this component as discontinued or limited stock. Confirm RoHS compliance details through official manufacturer documentation prior to integration. Ensure the ordering suffix matches the required reel quantity specifications for production line compatibility.

Selection Notes

Select this component when a 2.2 uH inductance value is required for high-current power applications. Consider the 20 mOhm DCR for efficiency calculations in low-voltage designs. The 3 mm height profile suits space-constrained board layouts. Verify thermal performance requirements against the 155°C maximum operating limit.

Part Context

This part belongs to the HM72E series of power inductors designed for robust performance in demanding environments. The series supports various inductance values tailored for power conversion needs. TT Electronics provides these components for industrial and transportation sectors requiring reliable electromagnetic solutions.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data. Cross-reference with other HM72E variants or HA72E series components if parameter adjustments are acceptable.