Radial leaded, through-hole mount PTC resettable fuse designed for circuit protection. Features a 1.85A hold current and 3.7A trip current, with a maximum operating voltage of 30V DC. This polymer and epoxy encapsulated component offers a 40A maximum current rating and 1W power dissipation. Approvals include UL, CSA, and TUV, with a UL94 V-0 flammability rating. The device operates within a temperature range of -40°C to 85°C and is RoHS compliant.
PackageRadial
Resistance70mR
Voltage Rating30V
Current Rating40A
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Technical Specifications
Bourns MF-R185 technical specifications.
General
Approvals
UL, CSA, TUV
Body Diameter
10.2mm
Body Height
18.4mm
Body Length
12mm
Body Material
Polymer, Epoxy
Package/Case
Radial
Current Rating
40A
Diameter
12mm
Flammability Rating
UL94 V-0
Height
18.4mm
Hold Current
1.85A
Lead Diameter
0.51mm
Lead Free
Lead Free
Lead Length
7.6mm
Lead Pitch
5.1mm
Manufacturer Series
MF-R
Max Current Rating
40A
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Power Dissipation
1W
Mount
Through Hole, PCB
Operating Supply Voltage
30V
Package Quantity
500
Package Shape
Disk
Packaging
Bulk
Power Dissipation
1W
Radiation Hardening
No
Reach SVHC Compliant
No
Resistance
70mR
RoHS Compliant
Yes
Series
MF-R
Terminal Finish
Copper
Terminal Placement
Radial
Termination
Radial
Thermistor Application
TEMPERATURE SENSING
Time to Trip
8.7s
Trip Current
3.7A
Voltage Rating
30V
DC Rated Voltage
30V
Width
12mm
Wire/Cable Diameter
0.51mm
Compliance
RoHS
Compliant
Datasheet
Bourns MF-R185 Datasheet
Download the complete datasheet for Bourns MF-R185 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.