| Part Number | MF-RX135/72-AP | MF-RX185/72-AP |
|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
|
|
|
| Product Status | Active | Active |
| Type | Polymeric | Polymeric |
| Voltage - Max | 72V | 72V |
| Current - Max | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 1.35 A | 1.85 A |
| Current - Trip (It) | 2.7 A | 3.7 A |
| Time to Trip | 9.6 s | 12.6 s |
| Resistance - Initial (Ri) (Min) | 120 mOhms | 80 mOhms |
| Resistance - Post Trip (R1) (Max) | 300 mOhms | 190 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 | 0.483" L x 0.122" W (12.26mm x 3.10mm) | 0.701" L x 0.122" W (17.80mm x 3.10mm) |
| Height - Seated (Max) | 0.718" (18.26mm) | 0.902" (22.90mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.201" (5.10mm) | 0.201" (5.10mm) |