| Part Number | MF-R185-AP | MF-R135-AP |
|---|---|---|
| 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 | 30V | 30V |
| Current - Max | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 1.85 A | 1.35 A |
| Current - Trip (It) | 3.7 A | 2.7 A |
| Time to Trip | 8.7 s | 7.3 s |
| Resistance - Initial (Ri) (Min) | 40 mOhms | 65 mOhms |
| Resistance - Post Trip (R1) (Max) | 110 mOhms | 170 mOhms |
| 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 | 0.472" Dia x 0.118" T (12.00mm x 3.00mm) | 0.350" Dia x 0.118" T (8.90mm x 3.00mm) |
| Height - Seated (Max) | 0.724" (18.40mm) | 0.744" (18.90mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.201" (5.10mm) | 0.201" (5.10mm) |