MF-RHT600-0-14

Overview

The Bourns MF-RHT600-0-14 is a resettable polymeric positive temperature coefficient (PPTC) device designed for high-temperature circuit protection. It operates within an ambient temperature range of -55°C to +125°C and withstands a maximum voltage of 60V DC. The component features a hold current of 6.0A at 23°C and a trip current of 12.0A, ensuring reliable overcurrent interruption. With a maximum current rating of 60A and a typical resistance of 1.8mΩ, it provides efficient protection against thermal runaway in demanding electronic applications.

Feature Summary

• Resettable protection mechanism eliminates the need for manual fuse replacement after fault conditions.
• High-temperature stability ensures consistent performance across extreme thermal environments.
• Low resistance design minimizes power loss and heat generation during normal operation.
• Compact form factor facilitates integration into space-constrained circuit board layouts.

Applications

• Battery pack protection in portable electronics
• Overcurrent protection for automotive electrical systems
• Surge protection in industrial control circuits
• Power supply input protection for consumer appliances

Procurement Notes

Verify that the specific part number matches the required hold and trip currents for your application. Confirm RoHS compliance status through official datasheets or manufacturer documentation before procurement. Ensure storage conditions adhere to recommended humidity and temperature limits to maintain device integrity prior to assembly.

Selection Notes

Select this component based on its 60V maximum voltage rating and 6.0A hold current capability. Evaluate the thermal environment to ensure the -55°C to +125°C operating range covers all expected conditions. Consider the 1.8mΩ typical resistance for efficiency requirements and verify that the 60A maximum current rating exceeds potential surge levels without nuisance tripping.

Part Context

This device belongs to the MF-RHT series of high-temperature PPTC resettable fuses from Bourns Inc. The series is engineered for robust circuit protection where standard components may fail due to elevated temperatures. It serves as a critical safety element in modern electronics requiring reliable, self-resetting overcurrent defense mechanisms.

Replacement Considerations

Consult official Bourns substitution guides for compatible alternatives. Verify that any substitute maintains identical voltage, current, and temperature specifications to ensure circuit compatibility and safety performance.

FAQ

What is the typical resistance value of the MF-RHT600-0-14?

The typical resistance is 1.8mΩ at 23°C.

Does this component require replacement after a fault event?

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