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| Part Number | LP3872EMPX-3.3 | LP3874EMPX-3.3 | LP3871EMPX-3.3 | LP3872EMP-3.3 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Obsolete | Obsolete | Active |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 7V | 7V | 7V | 7V |
| Voltage - Output (Min/Fixed) | 3.3V | 3.3V | 3.3V | 3.3V |
| Voltage - Output (Max) | - | - | - | - |
| Voltage Dropout (Max) | 0.55V @ 1.5A | 0.35V @ 800mA | 0.35V @ 800mA | 0.55V @ 1.5A |
| Current - Output | 1.5A | 800mA | 800mA | 1.5A |
| Current - Quiescent (Iq) | 5 mA | 9 mA | 5 mA | 10 mA |
| Current - Supply (Max) | 15 mA | 15 mA | 15 mA | 15 mA |
| PSRR | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) |
| Control Features | 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 |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | TO-261-5, TO-261AB | TO-261-5, TO-261AB | TO-261-5, TO-261AB | TO-261-5, TO-261AB |
| Supplier Device Package | SOT-223-5 | SOT-223-5 | SOT-223-5 | SOT-223 |
