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| Part Number | LP3891ES-1.8 | LP3891ES-1.2 | LP3891ES-1.5 |
|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Active | Not For New Designs | Obsolete |
| Output Configuration | - | Positive | Positive |
| Output Type | - | Fixed | Fixed |
| Number of Regulators | - | 1 | 1 |
| Voltage - Input (Max) | - | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | - | 1.2V | 1.5V |
| Voltage - Output (Max) | - | - | - |
| Voltage Dropout (Max) | - | 0.4V @ 800mA | 0.4V @ 800mA |
| Current - Output | - | 800mA | 800mA |
| Current - Quiescent (Iq) | - | 30 µA | 30 µA |
| Current - Supply (Max) | - | 8 mA | 8 mA |
| PSRR | - | 80dB ~ 65dB (120Hz ~ 1kHz) | 80dB ~ 65dB (120Hz ~ 1kHz) |
| Control Features | - | Enable | Enable |
| Protection Features | - | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| Operating Temperature | - | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Package / Case | - | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Supplier Device Package | - | DDPAK/TO-263-5 | DDPAK/TO-263-5 |
