LTC3899HFE
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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Analog Devices Inc. presents the LTC3899HFE, a high-performance DC-DC controller IC designed for versatile power management applications. This device features a high operating voltage range of 4.5V to 60V and supports both Buck and Buck-Boost topologies for positive output configurations. The LTC3899HFE offers flexible switching frequency control, ranging from 105kHz to 835kHz, with a typical operating frequency of 350kHz to 535kHz. Its advanced control features include Enable, Frequency Control, Soft Start, and Tracking, enabling precise power delivery. The controller supports up to three outputs with two independent output phases and synchronous rectification for high efficiency. Housed in a 38-TSSOP-EP (Exposed Pad) package, the LTC3899HFE is suitable for surface-mount applications and operates across an industrial temperature range of -40°C to 150°C (TJ). This component is widely utilized in the automotive, industrial, and telecommunications sectors for its robust performance and adaptability in demanding power supply designs.
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-Down |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 105kHz ~ 835kHz, 350kHz ~ 535kHz |
| Topology | Buck, Buck-Boost |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 60V |
| Supplier Device Package | 38-TSSOP-EP |
| Synchronous Rectifier | Yes |
| Control Features | Enable, Frequency Control, Soft Start, Tracking |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | 100% |
| Clock Sync | No |
| Number of Outputs | 3 |
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