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| Part Number | LD1117S18TR | LD1117S28TR | LD1117AS18TR | LD1117S12TR | LD1117S18CTR |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Obsolete | Active | Active | Active |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 15V | 15V | 15V | 15V | 15V |
| Voltage - Output (Min/Fixed) | 1.8V | 2.85V | 1.8V | 1.2V | 1.8V |
| Voltage - Output (Max) | - | - | - | - | - |
| Voltage Dropout (Max) | 1.2V @ 800mA | 1.2V @ 800mA | 1.3V @ 1A | 1.2V @ 800mA | 1.3V @ 800mA |
| Current - Output | 800mA | 800mA | 1A | 800mA | 800mA |
| Current - Quiescent (Iq) | 10 mA | 10 mA | 10 mA | 5 mA | 10 mA |
| Current - Supply (Max) | - | - | - | - | - |
| PSRR | 75dB (120Hz) | 75dB (120Hz) | 80dB (120Hz) | 75dB (120Hz) | 75dB (120Hz) |
| Control Features | - | - | - | - | - |
| Protection Features | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature |
| Operating Temperature | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223 | SOT-223 | SOT-223 | SOT-223 | SOT-223 |
