| Part Number | PRG21AR420MB1RA | PRG21AR420MS1RA |
|---|---|---|
| Manufacturer | Murata Electronics | Murata Electronics |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
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| Product Status | Active | Active |
| Type | Ceramic | Ceramic |
| Voltage - Max | 20V | 20V |
| Current - Max | 590 mA | 590 mA |
| Current - Hold (Ih) (Max) | 54 mA | 54 mA |
| Current - Trip (It) | 100 mA | 100 mA |
| Time to Trip | - | - |
| Resistance - Initial (Ri) (Min) | - | - |
| Resistance - Post Trip (R1) (Max) | - | - |
| Resistance - 25°C (Typ) | 42 Ohms | 42 Ohms |
| Operating Temperature | -10°C ~ 60°C | -40°C ~ 105°C |
| Ratings | - | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Size / Dimension | 0.079" L x 0.049" W (2.00mm x 1.25mm) | 0.079" L x 0.049" W (2.00mm x 1.25mm) |
| Height - Seated (Max) | - | - |
| Thickness (Max) | 0.043" (1.10mm) | 0.043" (1.10mm) |
| Lead Spacing | - | - |