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| Part Number | MC78M12CT | MC78M12CTG | MC78M15CT | MC78T12CT | MC78M18CT | MC78M12ACT | MC78M12BT | MC78M12CDT |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 35V | 35V | 35V | 35V | 35V | 35V | 35V | 35V |
| Voltage - Output (Min/Fixed) | 12V | 12V | 15V | 12V | 18V | 12V | 12V | 12V |
| Voltage - Output (Max) | - | - | - | - | - | - | - | - |
| Voltage Dropout (Max) | - | - | - | 2.5V @ 3A | - | - | - | - |
| Current - Output | 500mA | 500mA | 500mA | 3A | 500mA | 500mA | 500mA | 500mA |
| Current - Quiescent (Iq) | - | - | - | 5 mA | - | - | - | - |
| Current - Supply (Max) | - | - | - | 6 mA | - | - | - | - |
| PSRR | 80dB (120Hz) | 80dB (120Hz) | 70dB (120Hz) | 67dB (120Hz) | 70dB (120Hz) | 80dB (120Hz) | 80dB (120Hz) | 80dB (120Hz) |
| Control Features | - | - | - | - | - | - | - | - |
| Protection Features | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Current, Over Temperature | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | -40°C ~ 125°C | 0°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Surface Mount |
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Supplier Device Package | TO-220 | TO-220 | TO-220 | TO-220 | TO-220 | TO-220 | TO-220 | DPAK |
