LTC3899IFE
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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Analog Devices Inc. LTC3899IFE is a high-performance dual-output synchronous buck-boost DC-DC controller. This versatile electronic component offers a wide input voltage range from 4.5V to 60V, supporting a broad spectrum of power supply applications. The LTC3899IFE features a selectable switching frequency range of 105kHz to 835kHz, with a typical operating frequency of 350kHz to 535kHz, allowing for optimization of efficiency and component size. Its advanced control features include Enable, Frequency Control, Soft Start, and Tracking, providing precise regulation. The IC supports up to three output channels with a maximum duty cycle of 100%. Designed for surface mount applications, it is supplied in a 38-TSSOP-EP package with an exposed pad for enhanced thermal performance. This controller is suitable for use in automotive, industrial, and telecommunications sectors requiring efficient power management.
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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