LTC3897EFE
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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Analog Devices Inc. LTC3897EFE is a high-performance, dual-phase synchronous boost controller designed for step-up DC-DC conversion. This device operates within a wide input voltage range of 4.5V to 65V and features a programmable switching frequency from 75kHz to 850kHz, enabling optimization for efficiency and component size. The LTC3897EFE supports a dual-phase architecture, allowing for higher output currents and improved ripple characteristics. Key control features include adjustable current limit, frequency control, overcurrent protection, and soft-start ramping. The controller integrates synchronous rectification for enhanced efficiency. Its 38-TSSOP-EP (Exposed Pad) package facilitates effective thermal management for demanding applications. This component is commonly utilized in power management solutions across various industries, including automotive, industrial, and telecommunications sectors.
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 |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 75kHz ~ 850kHz |
| Topology | Boost |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 65V |
| Supplier Device Package | 38-TSSOP-EP |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Frequency Control, Overcurrent, Ramping |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | - |
| Clock Sync | Yes |
| Number of Outputs | 2 |
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