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| PartNumber | 0603L025YR | 0603L020YR | 0603L020YRHF |
| Description | Resettable Fuses - PPTC PTC 9V .250A POLY SURF MOUNT | Resettable Fuses - PPTC PTC 9V .200A POLY SURF MOUNT | |
| Manufacturer | Littelfuse | Littelfuse | - |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC | - |
| RoHS | Y | Y | - |
| Series | 0603L | 0603L | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Hold Current | 250 mA | 200 mA | - |
| Maximum Voltage | 9 V | 9 V | - |
| Trip Current | 550 mA | 500 mA | - |
| Current Rating Max | 40 A | 40 A | - |
| Resistance | 3 Ohms | 3.5 Ohms | - |
| Package / Case | 0603 (1608 metric) | 0603 (1608 metric) | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Reel | - |
| Height | 0.75 mm | 0.75 mm | - |
| Length | 1.8 mm | 1.8 mm | - |
| Type | PolyFuse Resettable PTC | PolyFuse Resettable PTC | - |
| Width | 1 mm | 1 mm | - |
| Brand | Littelfuse | Littelfuse | - |
| Pd Power Dissipation | 500 mW (1/2 W) | 500 mW (1/2 W) | - |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC | - |
| Factory Pack Quantity | 4000 | 4000 | - |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses | - |
| Unit Weight | 0.102294 oz | - | - |