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| Part Number | MF-R055/90U-2 | MF-R055/90-2 | MF-R055/90U-0 |
|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Obsolete | Obsolete | Obsolete |
| Type | Polymeric | Polymeric | Polymeric |
| Voltage - Max | 90V | 90V | 90V |
| Current - Max | 10 A | 10 A | 10 A |
| Current - Hold (Ih) (Max) | 550 mA | 550 mA | 550 mA |
| Current - Trip (It) | 1.1 A | 1.1 A | 1.1 A |
| Time to Trip | 28 s | 60 s | 28 s |
| Resistance - Initial (Ri) (Min) | 450 mOhms | 450 mOhms | 450 mOhms |
| Resistance - Post Trip (R1) (Max) | 2 Ohms | 2 Ohms | 2 Ohms |
| Resistance - 25°C (Typ) | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Ratings | - | - | - |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.429" Dia x 0.142" T (10.90mm x 3.60mm) | 0.429" Dia x 0.142" T (10.90mm x 3.60mm) | 0.429" Dia x 0.142" T (10.90mm x 3.60mm) |
| Height - Seated (Max) | 0.657" (16.70mm) | 0.657" (16.70mm) | 0.657" (16.70mm) |
| Thickness (Max) | - | - | - |
| Lead Spacing | 0.201" (5.10mm) | 0.201" (5.10mm) | 0.201" (5.10mm) |
