Radial PTC resettable fuse with a 2.5A hold current and 5A trip current, designed for 30V DC applications. Features a maximum current rating of 40A and 1.2W power dissipation, with a trip time of 10.3 seconds. Operating temperature range spans from -40°C to 85°C. This RoHS compliant component is supplied in tape and reel packaging, suitable for through-hole mounting.
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Bourns MF-R250-2 technical specifications.
| Approvals | UL, CSA, TUV |
| Package/Case | Radial |
| Current Rating | 40A |
| Hold Current | 2.5A |
| Lead Diameter | 0.81mm |
| Lead Pitch | 5.1mm |
| Max Current Rating | 40A |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Mount | Through Hole |
| Operating Supply Voltage | 30V |
| Package Quantity | 1500 |
| Packaging | Tape and Reel |
| Power Dissipation | 1.2W |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| Resistance | 48mR |
| RoHS Compliant | Yes |
| Series | MF-R |
| Termination | Radial |
| Time to Trip | 10.3s |
| Trip Current | 5A |
| Voltage Rating | 30V |
| DC Rated Voltage | 30V |
| RoHS | Compliant |
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