LT3791HFE-1
IC REGULATORManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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Analog Devices Inc. LT3791HFE-1 is a high-performance buck-boost DC-DC controller designed for positive output voltage regulation. This device features a wide input voltage range of 4.7V to 60V, making it suitable for diverse power supply applications. The LT3791HFE-1 operates with a switching frequency adjustable from 200kHz to 700kHz and supports clock synchronization. Its versatile buck-boost topology enables efficient step-up or step-down voltage conversion.
Key control features include enable, frequency control, and soft start for optimized power-up sequencing. The controller also incorporates a synchronous rectifier for enhanced efficiency. With two output phases and a transistor driver output type, it can drive external power switches. The LT3791HFE-1 is packaged in a 38-TSSOP-EP with an exposed pad, suitable for surface mounting. This component finds application in automotive, industrial, and energy systems requiring robust and efficient power conversion. The operating temperature range is -40°C to 150°C.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 38-TFSOP (0.173"", 4.40mm Width) Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Up/Step-Down |
| Operating Temperature | -40°C ~ 150°C |
| Output Configuration | Positive |
| Frequency - Switching | 200kHz ~ 700kHz |
| Topology | Buck-Boost |
| Voltage - Supply (Vcc/Vdd) | 4.7V ~ 60V |
| Supplier Device Package | 38-TSSOP-EP |
| Synchronous Rectifier | Yes |
| Control Features | Enable, Frequency Control, Soft Start |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | - |
| Clock Sync | Yes |
| Number of Outputs | 2 |
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