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| PartNumber | MF-RX040/72-2 | MF-RX040/72-AP | MF-RX040/72-0 |
| Description | Resettable Fuses - PPTC 0.40A 72V 0.52ohm | Resettable Fuses - PPTC 0.40A 72V 0.52ohm | Resettable Fuses - PPTC 0.40A 72V 0.52ohm |
| Manufacturer | Bourns | - | BOURNS |
| Product Category | PTC Resettable Fuses | - | IC Chips |
| Series | MF-RX/72 | - | MF-RX/72 |
| Type | PTC Resettable Fuses | - | PTC Resettable Fuses |
| Packaging | Reel | - | Bulk |
| Part Aliases | MF-R040/72-2 | - | MF-R040/72-0 |
| Mounting Style | Through Hole | - | Through Hole |
| Termination Style | Radial | - | Radial |
| Tradename | Multifuse | - | Multifuse |
| Operating Temperature Range | - 40 C to + 85 C | - | - 40 C to + 85 C |
| Height | 13.7 mm | - | 3.1 mm |
| Length | 7.4 mm | - | 13.7 mm |
| Width | 3.1 mm | - | 3.1 mm |
| Lead Spacing | 5.1 mm | - | 5.1 mm |
| Diameter | 7.4 mm | - | 7.4 mm |
| Hold Current | 0.4 A | - | 0.4 A |
| Maximum Voltage | 72 VDC | - | 72 VDC |
| Trip Current | 0.8 A | - | 0.8 A |
| Current Rating Max | - | - | 40 A |
| Resistance | 0.86 Ohms | - | 0.86 Ohms |
| Pd Power Dissipation | 550 mW | - | 550 mW |