PFRA.010.2

Ptc Resettable Fuses Overview

The PFRA.010.2 is a polymer PTC self-resetting fuse manufactured by SCHURTER Inc., designed for surface-mount circuit protection. It features a radial leaded package with a maximum operating voltage of 60V and a hold current (Ih) of 100 mA. The device trips at a current of 200 mA and withstands a maximum fault current of 10 A. Initial resistance is typically 1.5 Ohms, rising to a maximum of 30 Ohms after tripping. It operates within a temperature range of -40°C to +85°C and holds cULus and TUV certifications.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit recovery after fault conditions clear without manual replacement
• Offers dual certification from cULus and TUV for international compliance
• Utilizes a radial leaded surface-mount package for PCB integration

Ptc Resettable Fuses Applications

• Portable electronic devices requiring overcurrent protection
• Consumer electronics power input circuits
• Battery-powered equipment safeguarding

Ptc Resettable Fuses Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging configuration and tolerance specifications. Confirm that the selected variant matches the required thermal derating curves for the intended application environment. Cross-reference the component marking codes with the latest production documentation to guarantee authenticity and traceability during procurement.

Ptc Resettable Fuses Selection Notes

Select this component when a low-profile radial leaded PTC fuse is required for 60V DC systems. Ensure the hold current rating accommodates normal operational loads while the trip current provides adequate sensitivity. Validate that the maximum fault current capability exceeds potential short-circuit levels in the target circuit design to prevent device failure.

Ptc Resettable Fuses Part Context

This part belongs to the PFRA series of polymer PTC resettable fuses from SCHURTER. The series is characterized by radial leaded construction suitable for through-hole or surface-mount applications. It serves as a reusable alternative to traditional fusible links in low-voltage DC protection scenarios.

Ptc Resettable Fuses Replacement Considerations

PFUF.010.2

Ptc Resettable Fuses FAQ

What is the typical initial resistance value?

The typical initial resistance is 1.5 Ohms.

Does the component support re-tripping?

Yes, it is a self-resetting fuse that recovers automatically after cooling down post-fault.