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| Part Number | L7818CT | L7818CV | L7812CT | L7815CT |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Active | Obsolete | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 35V | 35V | 35V | 35V |
| Voltage - Output (Min/Fixed) | 18V | 18V | 12V | 15V |
| Voltage - Output (Max) | - | - | - | - |
| Voltage Dropout (Max) | 2V @ 1A (Typ) | 2V @ 1A (Typ) | 2V @ 1A (Typ) | 2V @ 1A (Typ) |
| Current - Output | 1.5A | 1.5A | 1.5A | 1.5A |
| Current - Quiescent (Iq) | 8 mA | 8 mA | 8 mA | 8 mA |
| Current - Supply (Max) | - | - | - | - |
| PSRR | 53dB (120Hz) | 53dB (120Hz) | 55dB (120Hz) | 54dB (120Hz) |
| Control Features | - | - | - | - |
| Protection Features | 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 |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-204AA, TO-3 | TO-220-3 | TO-204AA, TO-3 | TO-204AA, TO-3 |
| Supplier Device Package | TO-3 | TO-220 | TO-3 | TO-3 |
