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| Part Number | LDS3985M28R | LDS3985M18R | LDS3985M25R |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Active | Active |
| Output Configuration | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 |
| Voltage - Input (Max) | 6V | 6V | 6V |
| Voltage - Output (Min/Fixed) | 2.8V | 1.8V | 2.5V |
| Voltage - Output (Max) | - | - | - |
| Voltage Dropout (Max) | 0.25V @ 300mA | 0.25V @ 300mA | 0.25V @ 300mA |
| Current - Output | 300mA | 300mA | 300mA |
| Current - Quiescent (Iq) | 150 µA | 150 µA | 150 µA |
| Current - Supply (Max) | 300 µA | 300 µA | 300 µA |
| PSRR | 55dB ~ 50dB (1kHz ~ 10kHz) | 55dB ~ 50dB (1kHz ~ 10kHz) | 55dB ~ 50dB (1kHz ~ 10kHz) |
| Control Features | Shutdown | Shutdown | Shutdown |
| Protection Features | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 | SOT-23-5 | SOT-23-5 |
