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| Part Number | LP5951MFX-1.8 | LP5951MFX-2.8 | LP5951MGX-1.8 | LP5951MF-1.8 | LP5951MFX-1.3 | LP5951MFX-1.5 |
|---|---|---|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Active | Obsolete | Obsolete | Obsolete | Obsolete | Active |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 1.8V | 2.8V | 1.8V | 1.8V | 1.3V | 1.5V |
| Voltage - Output (Max) | - | - | - | - | - | - |
| Voltage Dropout (Max) | 0.35V @ 150mA | 0.35V @ 150mA | 0.35V @ 150mA | 0.35V @ 150mA | 0.35V @ 150mA | 0.35V @ 150mA |
| Current - Output | 150mA | 150mA | 150mA | 150mA | 150mA | 150mA |
| Current - Quiescent (Iq) | 55 µA | 55 µA | 55 µA | 55 µA | 55 µA | 55 µA |
| Current - Supply (Max) | 70 µA | 70 µA | 70 µA | 70 µA | 70 µA | 70 µA |
| PSRR | 60dB ~ 50dB (100Hz ~ 10kHz) | 60dB ~ 50dB (100Hz ~ 10kHz) | 60dB ~ 50dB (100Hz ~ 10kHz) | 60dB ~ 50dB (100Hz ~ 10kHz) | 60dB ~ 50dB (100Hz ~ 10kHz) | 60dB ~ 50dB (100Hz ~ 10kHz) |
| Control Features | Enable | Enable | Enable | Enable | Enable | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | SC-74A, SOT-753 | SC-74A, SOT-753 | 5-TSSOP, SC-70-5, SOT-353 | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 | SOT-23-5 | SC-70-5 | SOT-23-5 | SOT-23-5 | SOT-23-5 |
