| Part Number | RHEF100-AP | RHEF900-AP |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
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|
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| Product Status | Active | Obsolete |
| Type | Polymeric | Polymeric |
| Voltage - Max | 30V | 16V |
| Current - Max | 40 A | 100 A |
| Current - Hold (Ih) (Max) | 1 A | 9 A |
| Current - Trip (It) | 1.8 A | 16.5 A |
| Time to Trip | 5.2 s | 10 s |
| Resistance - Initial (Ri) (Min) | 180 mOhms | 7.4 mOhms |
| Resistance - Post Trip (R1) (Max) | 430 mOhms | 17 mOhms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C |
| Ratings | - | - |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.382" Dia x 0.118" T (9.70mm x 3.00mm) | 0.650" L x 0.118" W (16.50mm x 3.00mm) |
| Height - Seated (Max) | 0.535" (13.60mm) | 1.012" (25.70mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.199" (5.05mm) | 0.199" (5.05mm) |