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| Part Number | ST1PS03AQTR | ST1PS03A1QTR |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active |
| Function | Step-Down | Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Buck | Buck |
| Output Type | Selectable | Selectable |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 1.8V | 1.8V |
| Voltage - Input (Max) | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 1.6V | 1.6V |
| Voltage - Output (Max) | 3.3V | 3.3V |
| Current - Output | 400mA | 400mA |
| Frequency - Switching | - | - |
| Synchronous Rectifier | Yes | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 12-UFQFN | 12-UFQFN |
| Supplier Device Package | 12-TQFN (1.7x2) | 12-TQFN (1.7x2) |
