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| PartNumber | 72R090XPR | 72R090XU | 72R090X |
| Description | Resettable Fuses - PPTC PTC POLYFUSE RADIAL 72V .900A | Resettable Fuses - PPTC PTC POLYFUSE RADIAL 72V .900A | |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC | PTC Resettable Fuses |
| RoHS | Y | Y | - |
| Series | 72R | 72R | POLYFUSER 72R |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Termination Style | Radial | Radial | Radial |
| Hold Current | 900 mA | 900 mA | 0.9 A |
| Maximum Voltage | 72 V | 72 V | 72 VDC |
| Trip Current | 1.8 A | 1.8 A | 1.8 A |
| Current Rating Max | 40 A | 40 A | - |
| Resistance | 470 mOhms | 470 mOhms | 0.47 Ohms |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Lead Spacing | 5.1 mm | 5.1 mm | 5.1 mm |
| Packaging | Ammo Pack | Bulk | Tape & Box (TB) Alternate Packaging |
| Diameter | 11.2 mm | 11.2 mm | 11.2 mm |
| Height | 3.1 mm | 3.1 mm | 3.1 mm |
| Length | 15.8 mm | 15.8 mm | 15.8 mm |
| Type | PolyFuse Resettable PTC | PolyFuse Resettable PTC | PolyFuse Resettable PTC |
| Brand | Littelfuse | Littelfuse | - |
| Pd Power Dissipation | 990 mW | 990 mW | - |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC | - |
| Factory Pack Quantity | 2000 | 500 | - |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses | - |
| Tradename | POLYFUSE | POLYFUSE | - |
| Operating Temperature Range | - | - | - 40 C to + 85 C |
| Package Case | - | - | Radial, Disc |
| Current Max | - | - | 40A |
| Current Hold Ih Max | - | - | 900mA |
| Voltage Max | - | - | 72V |
| Current Trip It | - | - | 1.8A |
| R Min Max | - | - | 0.200 ~ 0.470 Ohm |
| Time to Trip | - | - | 7.2s |
| Current Rating Max | - | - | 40 A |
| Pd Power Dissipation | - | - | 990 mW |