LVR025S-2

Ptc Resettable Fuses Overview

The Littelfuse LVR025S-2 is a PolySwitch resettable PTC fuse from the LVR series, rated for 240VAC with a maximum voltage of 265V internal. It features a holding current (Ih) of 250 mA and a trip current (It) of 560 mA. The device has an initial resistance (Ri min) of 1.3 Ohms and a maximum post-trip resistance (R1 max) of 3.8 Ohms. It operates within a temperature range of -20°C to +85°C and utilizes a radial through-hole package.

Ptc Resettable Fuses Feature Summary

• Provides overcurrent protection for line-voltage applications in commercial and home appliances
• Offers rapid tripping response to protect electric motors and transformers
• Features low resistance characteristics for efficient circuit operation

Ptc Resettable Fuses Applications

• Protection of electric motors in home appliances
• Protection of transformers in commercial equipment
• Line-voltage circuit protection in consumer electronics

Ptc Resettable Fuses Procurement Notes

Verify that the specific suffix 'S' corresponds to the standard bulk packaging configuration as defined by Littelfuse documentation. Confirm RoHS compliance status and halogen-free requirements against the latest manufacturer datasheet prior to integration. Ensure the voltage rating aligns with the target application's AC line specifications.

Ptc Resettable Fuses Selection Notes

Select this component for applications requiring line-voltage rated resettable fuses with radial leads. The 250 mA holding current suits moderate load protection needs. Consider the 240VAC rating for regions utilizing standard mains voltage. Evaluate the physical dimensions and lead spacing to ensure compatibility with the printed circuit board layout.

Ptc Resettable Fuses Part Context

This part belongs to the Littelfuse PolySwitch LVR series, which provides a broad range of radial-leaded resettable devices. The series is designed for telecom and line-rated applications, offering current ratings from 50 mA to 2 A. These devices are engineered to replace traditional fusible links in high-voltage circuits.

Ptc Resettable Fuses Replacement Considerations

LVR025K-2 is a documented alternative within the same series, featuring similar electrical parameters but potentially different packaging options such as tape and reel or cut tape.