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| Part Number | MC78FC40HT1G | MC78FC50HT1G | MC78FC30HT1G | MC78FC40HT1 | 
|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | 
| Product Status | Obsolete | Obsolete | Obsolete | Active | 
| Output Configuration | Positive | Positive | Positive | - | 
| Output Type | Fixed | Fixed | Fixed | - | 
| Number of Regulators | 1 | 1 | 1 | - | 
| Voltage - Input (Max) | 10V | 10V | 10V | - | 
| Voltage - Output (Min/Fixed) | 4V | 5V | 3V | - | 
| Voltage - Output (Max) | - | - | - | - | 
| Voltage Dropout (Max) | 0.7V @ 40mA | 0.7V @ 40mA | 0.7V @ 40mA | - | 
| Current - Output | 65mA | 80mA | 50mA | - | 
| Current - Quiescent (Iq) | 3.6 µA | 3.9 µA | 3.3 µA | - | 
| Current - Supply (Max) | - | - | - | - | 
| PSRR | - | - | - | - | 
| Control Features | - | - | - | - | 
| Protection Features | Over Current | Over Current | Over Current | - | 
| Operating Temperature | -30°C ~ 80°C | -30°C ~ 80°C | -30°C ~ 80°C | - | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | - | 
| Package / Case | TO-243AA | TO-243AA | TO-243AA | - | 
| Supplier Device Package | SOT-89-3 | SOT-89-3 | SOT-89-3 | - |