MF-RX110/72-AP

$0.26

Description：PTC RESET FUSE 72V 1.1A RADIAL
Series：Multifuse®, MF-RX/72
Mfr：Bourns Inc.
Package：Tape & Box (TB)

SKU:69ae0ca9394f Category: PTC Resettable Fuses Brand: Bourns Inc.

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Product introduction

Product Detailed Parameters

Description：PTC RESET FUSE 72V 1.1A RADIAL
Series：Multifuse®, MF-RX/72
Mfr：Bourns Inc.
Package：Tape & Box (TB)
Type：Polymeric
Voltage - Max：72V
Current - Hold (Ih) (Max)：1.1 A
Current - Trip (It)：2.2 A
Current - Max：40 A
Time to Trip：8.2 s
Resistance - Initial (Ri) (Min)：150 mOhms
Resistance - Post Trip (R1) (Max)：380 mOhms
Operating Temperature：-40°C ~ 85°C
Grade：-
Qualification：-
Ratings：-
Mounting Type：Through Hole
Package / Case：Radial, Disc
Size / Dimension：0.427" L x 0.122" W (10.84mm x 3.10mm)
Height - Seated (Max)：0.662" (16.84mm)
Thickness (Max)：-
Lead Spacing：0.201" (5.10mm)

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MF-RX110/72-AP

Overview

The Bourns MF-RX110/72-AP is a radial leaded PPTC resettable fuse from the Multifuse MF-RX/72 series. It features a hold current of 1.1 A and a trip current of 2.2 A, rated for a maximum voltage of 72 VDC with a maximum fault current rating of 40 A. The device has a typical resistance of 250 mOhms and operates within a temperature range of -40°C to +85°C. It utilizes a 5.1 mm lead spacing and is supplied in an Ammo Pack.

Feature Summary

Provides overcurrent protection using polymer positive temperature coefficient technology
Designed for high-voltage and high-temperature environments
Eliminates nuisance tripping caused by ambient temperature variations

Applications

Automotive circuit protection
Industrial transportation systems
Communication equipment
Consumer electronics

Procurement Notes

Verify the specific suffix against official documentation to confirm packaging type and electrical tolerances. Ensure the component meets RoHS requirements and matches the intended PCB mounting style. Cross-reference the manufacturer part number with authorized distributors to confirm availability and authenticity before procurement.

Selection Notes

Select this component based on the required 1.1 A hold current and 72 VDC system voltage. Consider the 250 mOhms resistance for power dissipation calculations. Verify that the radial leaded package and 5.1 mm spacing fit the target PCB layout constraints.

Part Context

This part belongs to the Multifuse MF-RX/72 series, designed for robust circuit protection. The series offers cost-effective solutions for short-circuit risks in space-constrained layouts compared to traditional fuses.