| Part Number | MF-R090-2 | MF-R030-2 |
|---|---|---|
| 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 | 60V | 60V |
| Current - Max | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 900 mA | 300 mA |
| Current - Trip (It) | 1.8 A | 600 mA |
| Time to Trip | 7.2 s | 3 s |
| Resistance - Initial (Ri) (Min) | 140 mOhms | 760 mOhms |
| Resistance - Post Trip (R1) (Max) | 470 mOhms | 2.1 Ohms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Ratings | - | - |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.461" L x 0.122" W (11.70mm x 3.10mm) | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) |
| Height - Seated (Max) | 0.657" (16.70mm) | 0.528" (13.40mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.201" (5.10mm) | 0.201" (5.10mm) |