72R040XU.pdf
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| Image | ![]() |
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| Part Number | 72R040XU | 72R040XUSL50 |
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Package/Case | Radial, Disc | - |
| Series | POLY-FUSE®, 72R | - |
| Packaging | Bulk | Bulk |
| Product Status | Obsolete | Obsolete |
| Type | Polymeric | - |
| Voltage - Max | 72V | - |
| Current - Hold (Ih) (Max) | 400 mA | - |
| Current - Trip (It) | 800 mA | - |
| Current - Max | 40 A | - |
| Time to Trip | 3.8 s | - |
| Resistance - Initial (Ri) (Min) | 550 mOhms | - |
| Resistance - Post Trip (R1) (Max) | 1.29 Ohms | - |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 85°C | - |
| Grade | - | - |
| Qualification | - | - |
| Ratings | - | - |
| Mounting Type | Through Hole | - |
| Size / Dimension | 0.299" Dia x 0.122" T (7.60mm x 3.10mm) | - |
| Height - Seated (Max) | 0.532" (13.50mm) | - |
| Thickness (Max) | - | - |
| Lead Spacing | 0.201" (5.10mm) | - |
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