PTC resettable fuse for overcurrent protection. Features a 72V DC operating voltage and 60V AC rating, with a 2.5A hold current and 5A trip current. This radial leaded component offers a maximum current rating of 40A and 2.5W power dissipation. Constructed with polymer and epoxy body material, it meets UL and UL94 V-0 flammability standards and is RoHS compliant. Designed for through-hole PCB mounting, it operates within a temperature range of -40°C to 85°C.
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Bourns MF-RX250/72-0 technical specifications.
| Approvals | UL |
| Body Diameter | 21.3mm |
| Body Height | 23.84mm |
| Body Length | 17.84mm |
| Body Material | Polymer, Epoxy |
| Package/Case | Radial |
| Current Rating | 40A |
| Flammability Rating | UL94 V-0 |
| Height | 3.1mm |
| Hold Current | 2.5A |
| Lead Diameter | 0.81mm |
| Lead Free | Lead Free |
| Lead Length | 7.6mm |
| Lead Pitch | 10.2mm |
| Length | 31.44mm |
| Max Current Rating | 40A |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 2.5W |
| Mount | Through Hole, PCB |
| Operating Supply Voltage | 72V |
| Package Quantity | 500 |
| Packaging | Bulk |
| Power Dissipation | 2.5W |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| Resistance | 80mR |
| RoHS Compliant | Yes |
| Series | Multifuse®, MF-RX/72 |
| Termination | Radial |
| Thickness | 3.1mm |
| Time to Trip | 15.6s |
| Trip Current | 5A |
| Voltage Rating | 72V |
| Voltage Rating (AC) | 60V |
| DC Rated Voltage | 72V |
| Width | 17.84mm |
| Wire/Cable Diameter | 0.81mm |
| RoHS | Compliant |
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