0ZRB0300FF2B

Ptc Resettable Fuses Overview

The Bel Fuse 0ZRB0300FF2B is a radial leaded polymeric positive temperature coefficient (PPTC) resettable fuse designed for circuit protection. It belongs to the 0ZRB series and features a hold current of 3 A and a trip current of 6 A at ambient conditions. The device supports a maximum voltage of 30 VDC and exhibits an initial resistance of 80 Ohms. Classified as a slow-blow fuse, it operates within a temperature range of -40°C to +85°C. The component is supplied in tape and reel packaging with a factory quantity of 1500 units per reel.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit interruption and recovery from overcurrent conditions using PPTC technology
• Offers dual-mode protection against excessive current and elevated temperatures
• Features a radial leaded package suitable for through-hole PCB mounting applications

Ptc Resettable Fuses Applications

• Overcurrent protection for portable electronic devices
• Protection circuits in consumer electronics and peripherals
• Battery pack safeguarding in mobile equipment
• Interface port protection for data communication lines

Ptc Resettable Fuses Procurement Notes

Verify that the specific suffix FF2B corresponds to the tape and reel packaging format required for automated assembly processes. Confirm that the 30 VDC maximum voltage rating aligns with the system's operating potential to ensure adequate safety margins during fault conditions. Check RoHS compliance documentation for environmental regulatory adherence in target markets.

Ptc Resettable Fuses Selection Notes

Select this component when a 3 A hold current and 30 VDC rating are required for radial mounting. Ensure the application current remains below 3 A to prevent unnecessary tripping during normal operation. Consider the 80 Ohms initial resistance impact on signal integrity or power loss if used in low-voltage sensitive circuits compared to lower resistance alternatives.

Ptc Resettable Fuses Part Context

This part is part of the Bel Fuse 0ZRB series of radial PPTC resettable fuses. It shares similar electrical characteristics with the 0ZRB0300FF1A but differs in packaging, being supplied in tape and reel rather than bulk. Both variants maintain identical 3 A hold current and 30 VDC ratings within the same product family.

Ptc Resettable Fuses Replacement Considerations

The 0ZRB0300FF1A serves as a functional substitute with identical electrical parameters, differing only in bulk packaging instead of tape and reel. Other 0ZRB series variants with matching 3 A and 30 VDC specifications may also be compatible depending on mechanical mounting requirements.