| Part Number | SMD200F-2 | SMD250F-2 |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
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| Product Status | Active | Active |
| Type | Polymeric | Polymeric |
| Voltage - Max | 15V | 15V |
| Current - Max | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 2 A | 2.5 A |
| Current - Trip (It) | 4 A | 5 A |
| Time to Trip | 12 s | 25 s |
| Resistance - Initial (Ri) (Min) | 50 mOhms | 35 mOhms |
| Resistance - Post Trip (R1) (Max) | 125 mOhms | 85 mOhms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Ratings | - | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 2-SMD | 2-SMD |
| Size / Dimension | 0.343" L x 0.250" W (8.70mm x 6.36mm) | 0.343" L x 0.250" W (8.70mm x 6.36mm) |
| Height - Seated (Max) | - | - |
| Thickness (Max) | 0.118" (3.00mm) | 0.118" (3.00mm) |
| Lead Spacing | - | - |