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| Part Number | LM5166XDRCT | LM5166YDRCT | LM5165XDRCT | LM5166DRCT | LM5166XDRCR |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck |
| Output Type | Fixed | Fixed | Fixed | Adjustable | Fixed |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 3V | 3V | 3V | 3V | 3V |
| Voltage - Input (Max) | 65V | 65V | 65V | 65V | 65V |
| Voltage - Output (Min/Fixed) | 5V | 3.3V | 5V | 1.23V | 5V |
| Voltage - Output (Max) | - | - | - | 65V | - |
| Current - Output | 500mA | 500mA | 150mA | 500mA | 500mA |
| Frequency - Switching | 50kHz ~ 600kHz | 50kHz ~ 600kHz | Up to 600kHz | 50kHz ~ 600kHz | 50kHz ~ 600kHz |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 10-VFDFN Exposed Pad | 10-VFDFN Exposed Pad | 10-VFDFN Exposed Pad | 10-VFDFN Exposed Pad | 10-VFDFN Exposed Pad |
| Supplier Device Package | 10-VSON (3x3) | 10-VSON (3x3) | 10-VSON (3x3) | 10-VSON (3x3) | 10-VSON (3x3) |
