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| Part Number | NCP551SN28T1G | NCP561SN28T1G | NCP551SN29T1G | NCP511SN28T1G | NCP551SN18T1G | NCP551SN25T1G | NCP551SN27T1G | NCP551SN28T1 |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi |
| Product Status | Active | Obsolete | Obsolete | Obsolete | Active | Active | Active | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 12V | 6V | 12V | 6V | 12V | 12V | 12V | 12V |
| Voltage - Output (Min/Fixed) | 2.8V | 2.8V | 2.9V | 2.8V | 1.8V | 2.5V | 2.7V | 2.8V |
| Voltage - Output (Max) | - | - | - | - | - | - | - | - |
| Voltage Dropout (Max) | 0.15V @ 10mA | 0.23V @ 150mA | 0.15V @ 10mA | 0.2V @ 100mA | 0.22V @ 10mA | 0.22V @ 10mA | 0.15V @ 10mA | 0.15V @ 10mA |
| Current - Output | 150mA | 150mA | 150mA | 150mA | 150mA | 150mA | 150mA | 150mA |
| Current - Quiescent (Iq) | 8 µA | 1 µA | 8 µA | 40 µA | 8 µA | 8 µA | 8 µA | 8 µA |
| Current - Supply (Max) | 8 µA | 8 µA | 8 µA | 100 µA | 8 µA | 8 µA | 8 µA | 8 µA |
| PSRR | - | - | - | 50dB (1kHz) | - | - | - | - |
| Control Features | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable |
| Protection Features | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 | SOT-23-5 Thin, TSOT-23-5 |
| Supplier Device Package | 5-TSOP | 5-TSOP | 5-TSOP | 5-TSOP | 5-TSOP | 5-TSOP | 5-TSOP | 5-TSOP |
