| PartNumber | MF-RX030/72-0 | MF-RX025/72-0 | MF-RX040/72-0 |
| Description | Resettable Fuses - PPTC 0.30A 72V 0.76ohm | Resettable Fuses - PPTC 0.25A 72V 1ohm | Resettable Fuses - PPTC 0.40A 72V 0.52ohm |
| Manufacturer | Bourns | Bourns Inc. | BOURNS |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | IC Chips |
| RoHS | Y | - | - |
| Series | MF-RX/72 | MF-RX/72 | MF-RX/72 |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Termination Style | Radial | Radial | Radial |
| Hold Current | 300 mA | 0.25 A | 0.4 A |
| Maximum Voltage | 72 VDC | 72 VDC | 72 VDC |
| Trip Current | 600 mA | 0.5 A | 0.8 A |
| Current Rating Max | 40 A | - | - |
| Resistance | 1.36 Ohms | 1.95 Ohms | 0.86 Ohms |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Lead Spacing | 5.1 mm | 5.1 mm | 5.1 mm |
| Packaging | Bulk | Bulk | Bulk |
| Diameter | 7.4 mm | 7.4 mm | 7.4 mm |
| Height | 3.1 mm | 12.7 mm | 3.1 mm |
| Length | 13.4 mm | 7.4 mm | 13.7 mm |
| Type | PTC Resettable Fuses | PTC Resettable Fuses | PTC Resettable Fuses |
| Width | 3.1 mm | 3.1 mm | 3.1 mm |
| Brand | Bourns | - | - |
| Pd Power Dissipation | 500 mW (1/2 W) | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 3500 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | Multifuse | Multifuse | Multifuse |
| Part # Aliases | MF-R030/72-0 | - | - |
| Unit Weight | 0.015168 oz | - | - |
| Part Aliases | - | MF-R025/72-0 | MF-R040/72-0 |
| Operating Temperature Range | - | - 40 C to + 85 C | - 40 C to + 85 C |
| Package Case | - | Radial, Disc | - |
| Current Max | - | 40A | - |
| Current Hold Ih Max | - | 250mA | - |
| Voltage Max | - | 72V | - |
| Current Trip It | - | 500mA | - |
| R Min Max | - | 1.000 ~ 1.950 Ohm | - |
| Time to Trip | - | 2.5s | - |
| Current Rating Max | - | - | 40 A |
| Pd Power Dissipation | - | 450 mW | 550 mW |