SMD2920P260TFA

Ptc Resettable Fuses Overview

The Littelfuse SMD2920P260TFA is a surface-mount PolySwitch resettable PTC device designed for overcurrent protection. It features a hold current of 2.6 A and a trip current of 5 A, with a maximum voltage rating of 6 VDC. The component exhibits a maximum resistance of 75 mOhms and can withstand a maximum fault current of 40 A. It operates within a temperature range of -40°C to +85°C and is housed in a 2920 (7351 metric) package with dimensions of 6.73 mm length, 4.8 mm width, and 1.25 mm height.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit reset after fault conditions without manual replacement
• Offers reliable overcurrent protection through polymer positive temperature coefficient technology
• Designed for surface mount integration on printed circuit boards

Ptc Resettable Fuses Applications

• Protection of portable electronic devices from short circuits
• Overcurrent safeguarding in battery-powered equipment
• Circuit protection for telecommunications and networking hardware

Ptc Resettable Fuses Procurement Notes

Verify the specific suffix 'TFA' against official Littelfuse documentation to confirm tape and reel packaging specifications. Ensure the component meets required RoHS compliance standards for your region. Confirm availability status as distribution channels may vary. Validate that the 2920 package dimensions align with your PCB footprint requirements before finalizing procurement decisions.

Ptc Resettable Fuses Selection Notes

Select this component when a 2.6 A hold current and 6 VDC rating suit the circuit design. The low resistance value minimizes power loss during normal operation. Consider the 2920 form factor for space-constrained applications requiring robust surface-mount protection. Ensure the operating environment stays within the specified -40°C to +85°C temperature range for optimal performance.

Ptc Resettable Fuses Part Context

This part belongs to the Littelfuse PolySwitch family of resettable fuses. These devices utilize polymer PTC technology to provide reusable overcurrent protection. The 2920 series offers various current ratings in a standardized surface-mount package. This specific model provides balanced protection characteristics for general electronics applications requiring reliable circuit interruption.

Ptc Resettable Fuses FAQ

What is the typical failure mode of this PPTC device?

The typical failure mode is an open circuit, which occurs if the device is subjected to excessive energy beyond its rated capabilities.

How does the device recover after tripping?

The device automatically resets to its low-resistance state once the fault condition is removed and the component cools down to ambient temperature.