0ZRF0018FF1A

Ptc Resettable Fuses Overview

The Bel Fuse 0ZRF0018FF1A is a radial leaded PTC resettable fuse from the 0ZRF series. It features a hold current of 0.18 A and a trip current of 0.36 A. The device supports a maximum voltage of 277 VAC with a maximum rated current of 10 A. Initial resistance is 15 Ohms. Operating temperature ranges from -40 C to +85 C. Dimensions are 16.3 mm length, 1.9 mm width, and 21.7 mm height. Lead spacing is 10.2 mm. Power dissipation is 2.9 W.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit protection through positive temperature coefficient polymer technology that increases resistance during overcurrent events.
• Offers manual reset capability after fault conditions clear, eliminating the need for component replacement.
• Designed for PCB mounting with radial leads to facilitate through-hole integration in electronic assemblies.

Ptc Resettable Fuses Applications

• Overcurrent protection for AC power lines
• Protection of portable computing devices
• Circuit safeguarding in consumer electronics

Ptc Resettable Fuses Procurement Notes

Verify the specific part number against manufacturer documentation to confirm electrical ratings and physical dimensions. Ensure compatibility with the target PCB layout regarding lead spacing and thermal requirements. Confirm RoHS compliance status if required by project specifications. Cross-reference datasheet values for hold current, trip current, and maximum voltage to validate suitability for the intended application environment.

Ptc Resettable Fuses Selection Notes

Select this component based on the required hold current of 0.18 A and maximum voltage rating of 277 VAC. Consider the initial resistance of 15 Ohms and power dissipation characteristics for thermal management. Evaluate the operating temperature range of -40 C to +85 C against environmental conditions. Assess the radial leaded package dimensions for mechanical fit within the assembly constraints.

Ptc Resettable Fuses Part Context

This component belongs to the 0ZRF series of resettable fuses manufactured by Bel Fuse. The series utilizes PPTC technology for overcurrent protection. These devices are designed as reusable alternatives to traditional fusible links. The product line supports various current and voltage ratings for different circuit protection needs.

Ptc Resettable Fuses FAQ

What is the maximum voltage rating?

The maximum voltage rating is 277 VAC.

What is the hold current value?

The hold current is 0.18 A.