| Part Number | RTE120-2 | RTE190-2 |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
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| Product Status | Obsolete | Obsolete |
| Type | Polymeric | Polymeric |
| Voltage - Max | 33V | 33V |
| Current - Max | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 1.2 A | 1.9 A |
| Current - Trip (It) | 2.3 A | 3 A |
| Time to Trip | 3.5 s | 3.5 s |
| Resistance - Initial (Ri) (Min) | 74 mOhms | 45 mOhms |
| Resistance - Post Trip (R1) (Max) | 180 mOhms | 92 mOhms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | - | - |
| Ratings | - | - |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.350" L x 0.118" W (8.90mm x 3.00mm) |
| Height - Seated (Max) | 0.480" (12.20mm) | 0.532" (13.50mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.199" (5.05mm) | 0.199" (5.05mm) |