MF-RHT070-AP

Overview

The Bourns MF-RHT070-AP is a radial leaded Polymeric Positive Temperature Coefficient (PPTC) resettable fuse from the Multifuse RHT series. It provides overcurrent protection with a hold current of 0.7 A and a trip current of 1.4 A at maximum voltage of 30 V. The device features a maximum resistance of 800 mΩ and a rated interrupting current of 40 A. It operates within a temperature range of -40°C to +125°C and utilizes a 5.1 mm lead spacing for PCB mounting.

Feature Summary

• Provides automatic circuit recovery after fault conditions clear without manual replacement
• Engineered for high-temperature environments up to 125°C
• Radial leaded construction facilitates through-hole PCB integration

Applications

• High-temperature electronic circuit protection
• Overcurrent safeguarding in industrial equipment
• Protection of communication system components

Procurement Notes

Verify the specific suffix against official Bourns documentation to confirm package type and certification status. Ensure the selected variant matches the required voltage and current ratings for the target application. Confirm availability through authorized distributors as supply levels vary by region.

Selection Notes

Select this component when applications require reliable overcurrent protection in elevated temperature environments. The radial leaded format suits designs utilizing through-hole technology. Verify that the 30 V maximum voltage rating aligns with the circuit operating parameters to ensure adequate safety margins during normal operation.

Part Context

This part belongs to the Bourns Multifuse RHT series, which specializes in polymer PTC devices designed for robust performance under thermal stress. The series offers a range of hold currents and voltage ratings to accommodate diverse circuit protection needs across various industrial and consumer electronics sectors.

Replacement Considerations

Consult official substitution guides for equivalent parts within the same series or alternative manufacturers. Verify that any substitute maintains identical hold current, trip current, and maximum voltage specifications to ensure circuit compatibility.