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| Part Number | LTC3549EDCB#TRPBF | LTC3529EDCB#TRPBF | LTC3539EDCB#TRPBF | LTC3543EDCB#TRPBF | LTC3549EDCB#TRMPBF |
|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Active |
| Function | Step-Down | Step-Up | Step-Up | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Boost | Boost | Buck | Buck |
| Output Type | Adjustable | Fixed | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 1.6V | 1.8V | 0.5V | 2.5V | 1.6V |
| Voltage - Input (Max) | 5.5V | 5.25V | 5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 0.611V | 5V | 1.5V | 0.6V | 0.611V |
| Voltage - Output (Max) | 5.5V | - | 5.25V | 5.5V | 5.5V |
| Current - Output | 250mA | 1.5A (Switch) | 2A (Switch) | 600mA | 250mA |
| Frequency - Switching | 2.25MHz | 1.5MHz | 1MHz | 2.25MHz | 2.25MHz |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 6-WFDFN Exposed Pad | 8-WFDFN Exposed Pad | 8-WFDFN Exposed Pad | 6-WFDFN Exposed Pad | 6-WFDFN Exposed Pad |
| Supplier Device Package | 6-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 6-DFN (2x3) | 6-DFN (2x3) |
