| Base Product Number | LTC3857 |
| Category | Integrated Circuits (ICs) |
| Clock Sync | No |
| Control Features | Enable, Frequency Control, Power Good, Soft Start, Tracking |
| Duty Cycle (Max) | 99.4% |
| Frequency - Switching | 105kHz ~ 835kHz, 350kHz ~ 535kHz |
| Function | Step-Down |
| Mfr | Analog Devices Inc. |
| Mounting Type | Surface Mount |
| Number of Outputs, Output Phases | 2 |
| Operating Temperature | -40?C ~ 125?C (TJ) |
| Output Configuration | Positive |
| Output Type | Transistor Driver |
| Package | Tube |
| Package / Case | 28-SSOP (0.154", 3.90mm Width) |
| Part Status | Active |
| Serial Interfaces | - |
| Series | PolyPhase? |
| Supplier Device Package | 28-SSOP |
| Synchronous Rectifier | Yes |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 38V |