LTC3785IUF
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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The Analog Devices Inc. LTC3785IUF is a highly efficient, synchronous buck-boost DC-DC controller designed for positive output voltage regulation. This versatile component supports step-up and step-down operation within a wide input voltage range of 2.7V to 10V. Featuring a selectable switching frequency from 100kHz to 1MHz, it allows for optimization of efficiency or component size. Control features include current limiting, enable functionality, and soft-start for controlled power-up sequences. The device operates with a maximum duty cycle of 99% and is packaged in a 24-QFN (4x4) exposed pad for surface mounting. Its synchronous rectification ensures high efficiency, making it suitable for applications in automotive, industrial, and battery-powered systems requiring robust power management. The LTC3785IUF is intended for use as a transistor driver in a buck-boost topology.
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 | 24-WFQFN Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Up/Step-Down |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 1MHz |
| Topology | Buck-Boost |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 10V |
| Supplier Device Package | 24-QFN (4x4) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 99% |
| Clock Sync | No |
| Number of Outputs | 2 |
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