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| Part Number | LP2981IBPX-3.2 | LP2981IBPX-3.3 | LP2981AIBPX-3.2 | LP2981IBP-3.2 |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Obsolete | Obsolete | Active |
| Output Configuration | Positive | Positive | Positive | - |
| Output Type | Fixed | Fixed | Fixed | - |
| Number of Regulators | 1 | 1 | 1 | - |
| Voltage - Input (Max) | 16V | 16V | 16V | - |
| Voltage - Output (Min/Fixed) | 3.2V | 3.3V | 3.2V | - |
| Voltage - Output (Max) | - | - | - | - |
| Voltage Dropout (Max) | 0.37V @ 100mA | 0.37V @ 100mA | 0.37V @ 100mA | - |
| Current - Output | 100mA | 100mA | 100mA | - |
| Current - Quiescent (Iq) | 95 µA | 95 µA | 95 µA | - |
| Current - Supply (Max) | 1.7 mA | 1.7 mA | 1.7 mA | - |
| PSRR | 63dB (1kHz) | 63dB (1kHz) | 63dB (1kHz) | - |
| Control Features | Enable | Enable | Enable | - |
| Protection Features | 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 | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | 5-VFBGA | 5-VFBGA | 5-VFBGA | - |
| Supplier Device Package | 5-µSMD (0.93x1.11) | 5-µSMD (0.93x1.11) | 5-µSMD (0.93x1.11) | - |
