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| Part Number | LTC3251EMSE#PBF | LTC3261EMSE#PBF | LTC3255EMSE#PBF |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active |
| Function | Step-Down | Ratiometric | Step-Down |
| Output Configuration | Positive | Positive or Negative | Positive |
| Topology | Charge Pump | Charge Pump | Charge Pump |
| Output Type | Adjustable | Fixed | Adjustable |
| Number of Outputs | 1 | 1 | 1 |
| Voltage - Input (Min) | 2.7V | 4.5V | 4V |
| Voltage - Input (Max) | 5.5V | 32V | 48V |
| Voltage - Output (Min/Fixed) | 0.9V | -Vin, Vin/2 | 2.4V |
| Voltage - Output (Max) | 1.6V | - | 12.5V |
| Current - Output | 500mA | 100mA | 50mA |
| Frequency - Switching | 1MHz ~ 1.6MHz | 500kHz | 500kHz |
| Synchronous Rectifier | No | No | No |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | 12-TSSOP (0.118", 3.00mm Width) Exposed Pad | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad |
| Supplier Device Package | 10-MSOP-EP | 12-MSOP-EP | 10-MSOP-EP |
