PTCCL11H251HBE

Ptc Resettable Fuses Overview

The PTCCL11H251HBE is a ceramic PTC resettable fuse from the PTCCL series, rated for 265V DC. It features a nominal resistance of 12 Ohms with a tolerance of 25%. The device has a hold current (Ih) of 250 mA and a trip current (It) of 375 mA. Designed for through-hole mounting, it utilizes radial leads with a disc package. The component operates within a temperature range of -40°C to +85°C and is certified by UL.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit protection against overcurrent conditions
• Self-resetting functionality eliminates the need for manual replacement after fault clearance
• Ceramic construction ensures durability in electronic assemblies

Ptc Resettable Fuses Applications

• Overload protection in consumer electronics
• Circuit safeguarding in telecommunications equipment
• Power supply input protection

Ptc Resettable Fuses Procurement Notes

Verify that the specific suffix HBE matches the required lead configuration and marking standards for your assembly process. Confirm that the 265V DC rating aligns with the maximum system voltage. Ensure the PCB layout accommodates the radial disc footprint and maintains adequate spacing for thermal dissipation during tripping events.

Ptc Resettable Fuses Selection Notes

Select this component when a high-voltage resettable fuse is required for AC mains or high-voltage DC applications. The 12 Ohm resistance offers low power loss during normal operation compared to higher resistance alternatives. Verify that the 250 mA hold current meets the continuous load requirements of the protected circuit without nuisance tripping.

Ptc Resettable Fuses Part Context

This part belongs to the Vishay BC Components PTCCL series, which specializes in high-voltage ceramic PTC devices. These components are engineered for robust performance in demanding environments, offering reliable protection where traditional fuses would require replacement. The series is widely used in industrial and commercial power applications.

Ptc Resettable Fuses Replacement Considerations

Direct substitutes include PTCCL11H251HTE, which shares identical electrical characteristics but may differ in lead termination style. Always verify mechanical dimensions and certification marks before substituting to ensure compatibility with existing tooling and regulatory approvals.