157M

Overview

The Hammond Manufacturing 157M is a fixed, unshielded power inductor designed as a DC reactor and filter choke. It features an open channel mount configuration for economical installation. The component provides an inductance of 8 H with a maximum DC current rating of 100 mA. Electrical characteristics include a tolerance of 15% on both inductance and resistance, measured at rated DC conditions.

Feature Summary

• Open channel mount design for economical integration
• Fixed inductance value of 8 H
• Rated for 100 mA DC current

Applications

• DC reactor applications
• Filter choke circuits
• Power supply filtering

Procurement Notes

Verify the specific manufacturer part number against official Hammond Manufacturing documentation to confirm electrical ratings and physical dimensions. Ensure the open channel mounting style aligns with the mechanical constraints of the target assembly. Cross-reference datasheet specifications for tolerance and current limits before finalizing procurement orders.

Selection Notes

Select this component when an 8 H inductance value is required for DC filtering or reactor duties. Confirm that the 100 mA current rating meets the circuit's operational requirements. The open bracket form factor is suitable for applications where standard through-hole or surface-mount packages are not feasible or cost-effective.

Part Context

This component belongs to Hammond Manufacturing's line of fixed inductors, specifically categorized as power inductors and chokes. It serves as a passive electronic component used to block alternating currents while allowing direct current to pass, commonly utilized in power electronics and signal conditioning circuits.

Replacement Considerations

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