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| Part Number | LP2989AIM-3.3 | LP2989IM-3.3 | LP2989AIMX-3.3 | LP2989AIMM-3.3 | LP2989AIM-3.0 |
|---|---|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Active | 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) | 16V | - | 16V | 16V | 16V |
| Voltage - Output (Min/Fixed) | 3.3V | - | 3.3V | 3.3V | 3V |
| Voltage - Output (Max) | - | - | - | - | - |
| Voltage Dropout (Max) | 0.65V @ 500mA | - | 0.65V @ 500mA | 0.65V @ 500mA | 0.65V @ 500mA |
| Current - Output | 500mA | - | 500mA | 500mA | 500mA |
| Current - Quiescent (Iq) | 175 µA | - | 175 µA | 175 µA | 175 µA |
| Current - Supply (Max) | 9 mA | - | 9 mA | 9 mA | 9 mA |
| PSRR | 60dB (1kHz) | - | 60dB (1kHz) | 60dB (1kHz) | 60dB (1kHz) |
| 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 |
| Mounting Type | Surface Mount | - | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | - | 8-SOIC (0.154", 3.90mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | - | 8-SOIC | 8-VSSOP | 8-SOIC |
