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| Part Number | LM51571RTER | LM51581RTER | LM5157RTER |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active |
| Function | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive | Positive | Positive |
| Topology | Boost, Flyback, SEPIC | Boost, Flyback, SEPIC | Boost, Flyback, SEPIC |
| Output Type | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 |
| Voltage - Input (Min) | 2.9V | 1.5V | 2.9V |
| Voltage - Input (Max) | 45V | 60V | 45V |
| Voltage - Output (Min/Fixed) | 1.5V | 1.5V | 1.5V |
| Voltage - Output (Max) | 48V | 83V | 48V |
| Current - Output | 4.33A | 1.63A (Switch) | 6.5A (Switch) |
| Frequency - Switching | 100kHz ~ 2.2MHz | 100kHz ~ 2.2MHz | 100kHz ~ 2.2MHz |
| Synchronous Rectifier | No | No | No |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°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) |
