| Part Number | MF-NSML400/12-2 | MF-NSML450/12-2 |
|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
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| Product Status | Active | Active |
| Type | Polymeric | Polymeric |
| Voltage - Max | 12V | 12V |
| Current - Max | 50 A | 50 A |
| Current - Hold (Ih) (Max) | 4 A | 4.5 A |
| Current - Trip (It) | 8 A | 9 A |
| Time to Trip | 5 s | 2 s |
| Resistance - Initial (Ri) (Min) | 2 MOhms | 2 MOhms |
| Resistance - Post Trip (R1) (Max) | 18 mOhms | 14 mOhms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Ratings | - | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 1206 (3216 Metric), Concave | 1206 (3216 Metric), Concave |
| Size / Dimension | 0.128" L x 0.063" W (3.25mm x 1.60mm) | 0.128" L x 0.063" W (3.25mm x 1.60mm) |
| Height - Seated (Max) | - | - |
| Thickness (Max) | 0.055" (1.40mm) | 0.055" (1.40mm) |
| Lead Spacing | - | - |