Radial PTC resettable fuse with 3A hold current and 6A trip current, designed for 72V DC and 60V AC operation. Features a 40A maximum current rating, 2.8W power dissipation, and 0.04 Ohm resistance. This through-hole mount component has a 19.8-second time to trip and operates within a -40°C to 85°C temperature range. Approvals include UL, CSA, and TUV, with UL94 V-0 flammability rating and RoHS compliance.
PackageRadial
Resistance60mR
Voltage Rating72V
Current Rating40A
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Technical Specifications
Bourns MF-RX300/72-0 technical specifications.
General
Approvals
UL, CSA, TUV
Body Height
26.67mm
Body Length
20.67mm
Body Material
Polymer, Epoxy
Package/Case
Radial
Current Rating
40A
Flammability Rating
UL94 V-0
Height
3.1mm
Hold Current
3A
Lead Diameter
0.81mm
Lead Free
Lead Free
Lead Length
7.6mm
Lead Pitch
10.2mm
Length
34.27mm
Max Current Rating
40A
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Mount
Through Hole, PCB
Operating Supply Voltage
72V
Package Quantity
500
Packaging
Bulk
Power Dissipation
2.8W
Radiation Hardening
No
Reach SVHC Compliant
No
Resistance
60mR
RoHS Compliant
Yes
Series
MF-RX/72
Termination
Radial
Thickness
3.1mm
Time to Trip
19.8s
Trip Current
6A
Voltage Rating
72V
Voltage Rating (AC)
60V
DC Rated Voltage
72V
Width
20.67mm
Wire/Cable Diameter
0.81mm
Compliance
RoHS
Compliant
Datasheet
Bourns MF-RX300/72-0 Datasheet
Download the complete datasheet for Bourns MF-RX300/72-0 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.