HM78D-128151KLFTR

Overview

The HM78D-128151KLFTR is a shielded surface mount inductor array manufactured by TT Electronics/BI Magnetics. It features two coils with a nominal inductance of 150 µH and a tolerance of ±20%. The component operates within a temperature range of -40°C to 125°C and measures 12.50mm x 12.50mm x 0.317 inches.

Feature Summary

• Dual-coil configuration for coupled circuit applications
• Shielded construction to minimize electromagnetic interference
• Surface mount design for automated PCB assembly

Applications

• Power management circuits
• Signal conditioning systems
• Filtering applications

Procurement Notes

Verify the exact electrical parameters, specifically inductance and current ratings, against the official manufacturer datasheet before integration. Confirm package dimensions and pinout compatibility with the target PCB footprint. Ensure the operating temperature range meets the environmental requirements of the final assembly.

Selection Notes

Select this component when a compact, shielded dual-inductor solution is required for space-constrained designs. The 150 µH value suits specific filtering or energy storage needs. Verify that the physical size fits the available board area and that the thermal performance aligns with the system's heat dissipation capabilities.

Part Context

This part belongs to the HM78D series of surface mount coupled inductors from TT Electronics/BI Magnetics. The series offers various inductance values and coil configurations designed for high-reliability electronic applications requiring compact magnetic components.

Replacement Considerations

Direct substitutes include models from the same HM78D series with compatible inductance and form factors. Cross-reference specifications carefully to ensure equivalent shielding and current handling capabilities.