FSMD100-0805R

Ptc Resettable Fuses Overview

The FSMD100-0805R is a surface-mount PTC resettable fuse from the FSMD0805 series. It features a 6V maximum voltage rating and a 1A hold current. The device trips at 2A and withstands up to 100A fault current. It utilizes a concave package design in an 0805 (2012 metric) footprint, with dimensions of 2.0mm x 1.25mm x 0.75mm. Operating temperature ranges from -40°C to +85°C.

Ptc Resettable Fuses Feature Summary

• Provides overcurrent protection through automatic reset functionality without manual intervention
• Utilizes polymer positive temperature coefficient technology for rapid response to fault conditions
• Features a low-profile concave surface mount package suitable for automated assembly processes

Ptc Resettable Fuses Applications

• Portable electronics circuit protection
• Consumer appliance input filtering
• Peripheral interface overcurrent safeguarding

Ptc Resettable Fuses Procurement Notes

Verify component authenticity by cross-referencing the manufacturer part number against official RFE/Fuzetec documentation. Ensure the specific suffix matches the required tolerance and packaging configuration. Confirm that the supplier provides traceability records consistent with industry standards for electronic components.

Ptc Resettable Fuses Selection Notes

Select this component when designing circuits requiring compact overcurrent protection with limited board space constraints. Consider the 6V rating and 1A hold current limits to ensure compatibility with low-voltage power rails. Evaluate the trip current characteristics against the normal operating load to prevent nuisance tripping during transient spikes.

Ptc Resettable Fuses Part Context

This part belongs to the FSMD0805 series of surface-mountable PTC devices. It represents a standard solution for protecting sensitive downstream components from excessive current flow. The series is designed for integration into various consumer and industrial electronic assemblies requiring reliable thermal protection.

Ptc Resettable Fuses Replacement Considerations

Consult official substitution lists for compatible alternatives within the same series or equivalent specifications from other manufacturers. Verify that any replacement maintains identical voltage ratings, hold currents, and physical footprint dimensions to ensure proper PCB integration.