| PartNumber | SMD250F/15-2920-2 | SMD250F-2 | SMD250-2 |
| Description | Resettable Fuses - PPTC | Resettable Fuses - PPTC 2.5A 15V 40A Imax | PTC RESET FUSE 15V 2.5A 2SMD |
| Manufacturer | Littelfuse | Littelfuse | Raychem |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC | PTC Resettable Fuses |
| RoHS | Y | Y | - |
| Series | SMD | SMD | PolySwitchR |
| Packaging | Reel | Reel | Digi-ReelR |
| Brand | Littelfuse | Littelfuse | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC | - |
| Factory Pack Quantity | 2000 | 1500 | - |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses | - |
| Tradename | PolySwitch | PolySwitch | - |
| Part # Aliases | RF2287-000 | C42452-000 RF0313-000 | - |
| Mounting Style | - | SMD/SMT | - |
| Termination Style | - | SMD/SMT | - |
| Hold Current | - | 2.5 A | - |
| Maximum Voltage | - | 15 V | - |
| Trip Current | - | 5 A | - |
| Current Rating Max | - | 40 A | - |
| Resistance | - | 85 mOhms | - |
| Package / Case | - | 3425 (8763 metric) | - |
| Minimum Operating Temperature | - | - 40 C | - |
| Maximum Operating Temperature | - | + 85 C | - |
| Height | - | 3 mm | - |
| Length | - | 9.4 mm | - |
| Type | - | PolySwitch Resettable Fuses | - |
| Width | - | 6.71 mm | - |
| Pd Power Dissipation | - | 1.9 W | - |
| Package Case | - | - | 2-SMD |
| Current Max | - | - | 40A |
| Current Hold Ih Max | - | - | 2.5A |
| Voltage Max | - | - | 15V |
| Current Trip It | - | - | 5A |
| R Min Max | - | - | 0.035 ~ 0.085 Ohm |
| Time to Trip | - | - | 25s |