| PartNumber | TRF250-183US | TRF250-183U | TRF250-184 |
| Description | Resettable Fuses - PPTC Polyswitch 0.183A Uncoated Straight | Resettable Fuses - PPTC Polyswitch 0.183A Uncoated | Resettable Fuses - PPTC 100Vdc 10Arms PolySwitch Reset Dev |
| Manufacturer | Littelfuse | TE Connectivity Raychem Circuit Protection | - |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | - |
| RoHS | Y | - | - |
| Series | TRF250 | PolySwitchR | - |
| Mounting Style | Through Hole | Through Hole | - |
| Termination Style | Radial | Radial | - |
| Hold Current | 183 mA | 0.183 A | - |
| Maximum Voltage | 100 V | 100 VDC | - |
| Trip Current | 685 mA | 0.685 A | - |
| Current Rating Max | - | - | - |
| Resistance | 3.4 Ohms | 3.4 Ohms | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Lead Spacing | 7.5 mm | 7.5 mm | - |
| Packaging | Bulk | Bulk | - |
| Height | 10.5 mm | 10.5 mm | - |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses | - |
| Width | 4.1 mm | 4.1 mm | - |
| Brand | Littelfuse | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | RF0771-000 | - | - |
| Part Aliases | - | RF0770-000 | - |
| Operating Temperature Range | - | - 40 C to + 85 C | - |
| Package Case | - | Radial, Disc | - |
| Current Max | - | 10A | - |
| Current Hold Ih Max | - | 183mA | - |
| Voltage Max | - | 100V | - |
| Current Trip It | - | 685mA | - |
| R Min Max | - | 0.800 ~ 2.000 Ohm | - |
| Time to Trip | - | 1.8s | - |
| Current Rating Max | - | - | - |