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| Part Number | LTC3789IUFD#PBF | LTC3784IUFD#PBF | LTC3787IUFD#PBF | LTC3789EUFD#PBF |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Function | Step-Up/Step-Down | Step-Up | Step-Up | Step-Up/Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive |
| Topology | Buck-Boost | Boost | Boost | Buck-Boost |
| Number of Outputs | 2 | 2 | 2 | 2 |
| Output Phases | 1 | 2 | 2 | 1 |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 38V | 4.5V ~ 60V | 4.5V ~ 38V | 4V ~ 38V |
| Frequency - Switching | 200kHz ~ 640kHz | 105kHz ~ 760kHz | 105kHz ~ 760kHz | 200kHz ~ 640kHz |
| Duty Cycle (Max) | 90% | 96% | 96% | 90% |
| Synchronous Rectifier | Yes | Yes | Yes | Yes |
| Clock Sync | No | No | No | No |
| Serial Interfaces | - | - | - | - |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start | Current Limit, Enable, Frequency Control, Power Good, Soft Start | Current Limit, Enable, Frequency Control, Power Good, Soft Start | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (4x5) | 28-QFN (4x5) | 28-QFN (4x5) | 28-QFN (4x5) |
