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| Part Number | LT8390AHUFD#PBF | LT8390AIUFD#PBF | LT8390HUFD#PBF | LT8390AEUFD#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-Down | Step-Up/Step-Down | Step-Up/Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive |
| Topology | Buck-Boost | Buck-Boost | Buck-Boost | Buck-Boost |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Phases | 1 | 1 | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 60V | 4V ~ 60V | 4V ~ 60V | 4V ~ 60V |
| Frequency - Switching | 645kHz ~ 2.1MHz | 645kHz ~ 2.1MHz | 190kHz ~ 630kHz | 645kHz ~ 2.1MHz |
| Duty Cycle (Max) | 95% | 95% | 95% | 95% |
| Synchronous Rectifier | Yes | Yes | Yes | Yes |
| Clock Sync | Yes | Yes | Yes | Yes |
| Serial Interfaces | - | - | - | - |
| Control Features | Current Limit, Frequency Control, Soft Start | Current Limit, Frequency Control, Soft Start | Current Limit, Frequency Control, Soft Start | Current Limit, Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 150°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) |
