FRX075-90F

Ptc Resettable Fuses Overview

The FRX075-90F is a PTC resettable fuse from the FRX90V series, designed for through-hole radial disc mounting. It features a hold current of 0.75A and a trip current of 1.5A. The device supports a maximum rated voltage of 72VDC with an internal rating of 90V. It offers a maximum fault current capacity of 40A and operates within a temperature range of -40°C to 85°C. Key electrical parameters include a maximum resistance of 6.3 ohms and a typical resistance of 0.92 ohms.

Ptc Resettable Fuses Feature Summary

• Solid-state protection mechanism utilizing positive temperature coefficient technology
• Radial leaded package configuration suitable for through-hole PCB assembly
• RoHS compliant construction ensuring lead-free environmental standards

Ptc Resettable Fuses Applications

• Telecommunications equipment circuit protection
• Consumer electronics power line safeguarding
• Industrial control system overcurrent defense

Ptc Resettable Fuses Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm that the radial lead pitch matches your PCB footprint requirements. Ensure the selected variant meets the specific voltage and current ratings required for your application's safety compliance standards before finalizing procurement orders.

Ptc Resettable Fuses Selection Notes

Select this component when designing circuits requiring robust overcurrent protection for low-voltage DC applications. The 0.75A hold current makes it suitable for sensitive signal lines or low-power modules. Consider the 40A interrupt rating for potential fault scenarios. Verify thermal management capabilities given the operating temperature limits during high-current events.

Ptc Resettable Fuses Part Context

This part belongs to the FRX90V series of self-resetting fuses manufactured by Fuzetec Technology. The series provides reliable circuit protection solutions across various industrial and consumer sectors. Components in this family share similar physical dimensions and mounting characteristics while differing in electrical ratings to suit diverse application needs.

Ptc Resettable Fuses Replacement Considerations

Publicly confirmed substitute part numbers include RXEF075, MF-RX075/72, 72R075X, and RLD72P075XF. Verify electrical compatibility and physical dimensions before substitution to ensure proper circuit function and mechanical fit.