1540M12

Overview

The Hammond Manufacturing 1540M12 is a heavy-duty RF choke belonging to the 1540 series. It features an unshielded toroidal core design with radial vertical open leads. The component provides an inductance of 150 µH and supports a DC current rating of 2.5 A. Its maximum DC resistance is specified as 46 mΩ.

Feature Summary

• Unshielded toroidal construction for high-power applications
• Heavy-duty hash choke design optimized for RF suppression
• Radial vertical lead configuration for through-hole mounting

Applications

• RF choke circuits requiring high current handling
• Power supply filtering and noise suppression
• Industrial electronic equipment protection

Procurement Notes

Verify the specific inductance value of 150 µH and the DC current rating of 2.5 A against project requirements. Confirm that the 46 mΩ maximum DC resistance meets circuit efficiency standards. Ensure the radial vertical package style aligns with the intended PCB layout or assembly process before finalizing procurement.

Selection Notes

Select this component when unshielded toroidal inductors are required for heavy-duty RF chokes. The 1540 series is suitable for applications demanding robust performance under significant DC current loads. Consider the physical dimensions and lead spacing to ensure compatibility with existing board space and manufacturing equipment.

Part Context

This part belongs to the Hammond Manufacturing 1540 series, which specializes in heavy-duty hash chokes. These components are engineered for industrial environments where reliable RF suppression and power handling are critical. The series offers various inductance values tailored for diverse electronic filtering needs.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.