PTC resettable fuse for overcurrent protection, featuring a 1.85A hold current and 3.7A trip current. This radial component offers a 72V DC voltage rating and 60V AC rating, with a maximum current of 40A and 2.1W power dissipation. Designed for through-hole PCB mounting, it operates from -40°C to 85°C and meets UL, CSA, and TUV approvals. The fuse has a resistance of 120mΩ and a time to trip of 12.6 seconds.
PackageRadial
Resistance120mR
Voltage Rating72V
Current Rating40A
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Technical Specifications
Bourns MF-RX185/72-0 technical specifications.
General
Approvals
UL, CSA, TUV
Body Height
21.18mm
Body Length
15.18mm
Body Material
Polymer, Epoxy
Package/Case
Radial
Current Rating
40A
Flammability Rating
UL94 V-0
Height
3.1mm
Hold Current
1.85A
Lead Diameter
0.81mm
Lead Free
Lead Free
Lead Length
7.6mm
Lead Pitch
5.1mm
Length
28.78mm
Max Current Rating
40A
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Mount
Through Hole, PCB
Package Quantity
500
Packaging
Bulk
Power Dissipation
2.1W
Radiation Hardening
No
Reach SVHC Compliant
No
Resistance
120mR
RoHS Compliant
Yes
Series
Multifuse®, MF-RX/72
Termination
Radial
Thickness
3.1mm
Time to Trip
12.6s
Trip Current
3.7A
Voltage Rating
72V
Voltage Rating (AC)
60V
DC Rated Voltage
72V
Width
15.18mm
Wire/Cable Diameter
0.81mm
Compliance
RoHS
Compliant
Datasheet
Bourns MF-RX185/72-0 Datasheet
Download the complete datasheet for Bourns MF-RX185/72-0 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
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