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| PartNumber | SMD2920P100TSA | SMD2920P100TFA | SMD2920P100TF |
| Description | Resettable Fuses - PPTC | Resettable Fuses - PPTC | |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC | PTC Resettable Fuses |
| RoHS | Y | Y | - |
| Series | SMD-P | SMD-P | POLYFUSER SMD2920 |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Hold Current | 1.1 A | 1.1 A | - |
| Maximum Voltage | 33 V | 33 V | - |
| Trip Current | 2.2 A | 2.2 A | - |
| Current Rating Max | 40 A | 40 A | - |
| Resistance | 410 mOhms | 410 mOhms | - |
| Package / Case | 2920 (7351 metric) | 2920 (7351 metric) | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Length | 7.98 mm | 7.98 mm | - |
| Type | PolyFuse Resettable Fuses | PolyFuse Resettable Fuses | - |
| Width | 5.44 mm | 5.44 mm | - |
| Brand | Littelfuse | Littelfuse | - |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC | - |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses | - |
| Tradename | PolySwitch | PolySwitch | - |
| Packaging | - | Reel | Tape & Reel (TR) |
| Factory Pack Quantity | - | 2000 | - |
| Package Case | - | - | 2920 (7351 Metric), Concave |
| Current Max | - | - | 40A |
| Current Hold Ih Max | - | - | 1.1A |
| Voltage Max | - | - | 33V |
| Current Trip It | - | - | 2.2A |
| R Min Max | - | - | 0.120 ~ 0.410 Ohm |
| Time to Trip | - | - | 8s |