| PartNumber | SMD1210P110TFA | SMD1210P150TFA | SMD1210P110TSA |
| Description | Resettable Fuses - PPTC | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| RoHS | Y | Y | N |
| Series | SMD-P | SMD-P | SMD-P |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Hold Current | 1.1 A | 1.5 A | 1.1 A |
| Maximum Voltage | 6 V | 6 V | 6 V |
| Trip Current | 2.2 A | 3 A | 2.2 A |
| Current Rating Max | 40 A | 40 A | 40 A |
| Resistance | 210 mOhms | 110 mOhms | 210 mOhms |
| Package / Case | 1210 (3225 metric) | 1210 (3225 metric) | 1210 (3225 metric) |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | - |
| Length | 3.43 mm | 3.43 mm | 3.43 mm |
| Type | PolyFuse Resettable Fuses | PolyFuse Resettable Fuses | PolyFuse Resettable Fuses |
| Width | 2.8 mm | 2.8 mm | 2.8 mm |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| Factory Pack Quantity | 3000 | 2000 | - |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses | PPTC Resettable Fuses |
| Tradename | POLY-FUSE | POLY-FUSE | POLY-FUSE |