| Part Number | LTC3899HFE#TRPBF | LTC3897HFE#TRPBF |
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. |
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
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| Product Status | Active | Active |
| Output Type | Transistor Driver | Transistor Driver |
| Function | Step-Down | Step-Up |
| Output Configuration | Positive | Positive |
| Topology | Buck, Buck-Boost | Boost |
| Number of Outputs | 3 | 2 |
| Output Phases | 2 | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 60V | 4.5V ~ 65V |
| Frequency - Switching | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 75kHz ~ 850kHz |
| Duty Cycle (Max) | 100% | - |
| Synchronous Rectifier | Yes | Yes |
| Clock Sync | No | Yes |
| Serial Interfaces | - | - |
| Control Features | Enable, Frequency Control, Soft Start, Tracking | Current Limit, Frequency Control, Overcurrent, Ramping |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad |
| Supplier Device Package | 38-TSSOP-EP | 38-TSSOP-EP |