PFRT.008.250

Ptc Resettable Fuses Overview

The PFRT.008.250 is a polymeric PTC resettable fuse from the Schurter Inc. PFRT series, designed for through-hole radial mounting. It features an 80 mA hold current and a 60 V maximum operating voltage, with a 250 V interrupt rating. The device utilizes a ceramic body construction and tin-plated copper terminals. It offers a breaking capacity of 35 A and operates within a temperature range of -40°C to +85°C. The component measures 10 mm in length, 7.5 mm in width, and 3.5 mm in height.

Ptc Resettable Fuses Feature Summary

• Polymeric positive temperature coefficient technology enables automatic circuit protection without manual replacement after fault clearance.
• Ceramic housing provides mechanical stability and thermal resistance for reliable operation in electronic assemblies.
• Radial lead configuration facilitates straightforward insertion into printed circuit boards for compact design integration.

Ptc Resettable Fuses Applications

• Overcurrent protection for portable consumer electronics
• Circuit safeguarding in telecommunications equipment
• Protection interfaces for automotive electronic modules

Ptc Resettable Fuses Procurement Notes

Verify that the specified 80 mA hold current and 60 V rating align with the target circuit's operational parameters. Confirm compliance with RoHS directives and relevant safety certifications such as UL or CSA before finalizing procurement decisions for production use.

Ptc Resettable Fuses Selection Notes

Select this component when low-profile radial mounting is required for sensitive circuits. Ensure the application current remains below 80 mA to prevent nuisance tripping. Evaluate thermal derating requirements if ambient temperatures exceed standard operating ranges during continuous duty cycles.

Ptc Resettable Fuses Part Context

This part belongs to the PFRT series of polymeric resettable fuses manufactured by Schurter Inc., a Swiss technology company specializing in circuit protection components. The series is engineered for high-reliability applications across industrial and consumer sectors, emphasizing compact form factors and robust electrical performance standards.

Ptc Resettable Fuses Replacement Considerations

Cross-reference with other Schurter PFRT variants sharing identical 80 mA hold current and 60 V voltage ratings. Verify dimensional compatibility and terminal configuration matches before substituting to ensure seamless integration into existing PCB layouts.

Ptc Resettable Fuses FAQ

What is the maximum interrupt rating for this fuse?

The PFRT.008.250 has a maximum interrupt rating of 250 V.

Does this component require manual replacement after activation?

No, it is a resettable fuse that automatically returns to a low-resistance state once the overcurrent condition is removed and the device cools down.