24LT260U

Ptc Resettable Fuses Overview

The Littelfuse 24LT260U is a strap-type resettable polymeric positive temperature coefficient (PPTC) device designed for overcurrent protection. It features a maximum operating voltage of 24V and a hold current of 2.6A. The component trips at 5.2A and withstands a maximum fault current of 100A. It exhibits a typical resistance of 75 milliohms in the low-resistance state. The device operates within a temperature range of -40°C to +85°C and utilizes axial termination for secure mounting.

Ptc Resettable Fuses Feature Summary

• Provides automatic resettable overcurrent protection via PPTC technology
• Designed for high fault current environments up to 100A
• Utilizes robust strap construction for reliable thermal performance

Ptc Resettable Fuses Applications

• Battery pack protection systems
• Portable electronic devices
• Power supply input circuits

Ptc Resettable Fuses Procurement Notes

Verify the specific part number suffix and manufacturer documentation to confirm availability, as this item may be discontinued or subject to special order requirements. Ensure that the axial lead configuration and strap-style packaging meet the mechanical constraints of the target assembly. Cross-reference with official Littelfuse resources to validate current production status before finalizing procurement plans.

Ptc Resettable Fuses Selection Notes

Select this component when circuit protection requires a resettable solution capable of handling significant fault currents without permanent damage. The 24V rating and 2.6A hold current define the operational envelope for low-voltage DC applications. Consider the axial form factor for through-hole integration where space allows for larger protective elements compared to surface-mount alternatives.

Ptc Resettable Fuses Part Context

This device belongs to the LT series of resettable fuses, which are engineered for demanding overcurrent protection scenarios. The series utilizes polymeric materials to provide rapid response to excessive current conditions while maintaining a low impedance path during normal operation. These components serve as reusable alternatives to traditional one-time fusible links.

Ptc Resettable Fuses Replacement Considerations

• 24LT310U

Ptc Resettable Fuses FAQ

What is the maximum fault current the 24LT260U can withstand?

The component is rated to withstand a maximum fault current of 100A.

Does the 24LT260U require manual replacement after tripping?

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