LTC3899EFE
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
Quality Control: Learn More
Analog Devices Inc. LTC3899EFE is a high-performance, dual-phase, synchronous buck and buck-boost DC-DC controller. This device supports a wide input voltage range of 4.5V to 60V, making it suitable for demanding power management applications across automotive, industrial, and data center sectors. The LTC3899EFE features a configurable switching frequency from 105kHz to 835kHz, with a typical operating frequency of 350kHz to 535kHz, enabling optimization for efficiency and component size. Control features include Enable, Frequency Control, Soft Start, and Tracking, providing flexibility in system design. The device offers a maximum duty cycle of 100% and supports positive output configurations. Its 38-TSSOP-EP (Exposed Pad) package facilitates efficient heat dissipation for surface mount applications. The LTC3899EFE integrates 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 | 38-TFSOP (0.173"", 4.40mm Width) Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -40°C ~ 125°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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