LTC3780IUH
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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The Analog Devices Inc. LTC3780IUH is a high-performance synchronous buck-boost DC-DC controller designed for positive output voltage regulation. This versatile component operates across a wide input voltage range of 4V to 30V, enabling step-up or step-down conversion for a broad spectrum of power management applications. Featuring a switching frequency adjustable between 200kHz and 400kHz, the LTC3780IUH offers precise control with features such as current limiting, enable functionality, power good signaling, and soft-start for robust operation. Its 32-QFN (5x5) package with an exposed pad facilitates efficient thermal management. The device is commonly employed in automotive, industrial control, and battery-powered systems requiring efficient voltage conversion. The LTC3780IUH supports a maximum duty cycle of 99% and incorporates synchronous rectification for enhanced efficiency.
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 | 32-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 | 200kHz ~ 400kHz |
| Topology | Buck-Boost |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 30V |
| Supplier Device Package | 32-QFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Power Good, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 99% |
| Clock Sync | No |
| Number of Outputs | 1 |
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