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| Part Number | TPS54478RTET | TPS54418RTET | TPS54478RTER |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck |
| Output Type | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 |
| Voltage - Input (Min) | 2.95V | 2.95V | 2.95V |
| Voltage - Input (Max) | 6V | 6V | 6V |
| Voltage - Output (Min/Fixed) | 0.6V | 0.803V | 0.6V |
| Voltage - Output (Max) | 4.5V | 4.5V | 4.5V |
| Current - Output | 4A | 4A | 4A |
| Frequency - Switching | 200kHz ~ 2MHz | 200kHz ~ 2MHz | 200kHz ~ 2MHz |
| Synchronous Rectifier | Yes | Yes | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-WFQFN Exposed Pad | 16-WFQFN Exposed Pad | 16-WFQFN Exposed Pad |
| Supplier Device Package | 16-WQFN (3x3) | 16-WQFN (3x3) | 16-WQFN (3x3) |
