LTC3865IFE
IC POWER MANAGEMENTManufacturer: Analog Devices Inc.
Categories: DC DC Switching Controllers
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The Analog Devices Inc. LTC3865IFE is a dual-output, synchronous buck controller designed for efficient step-down DC-DC conversion. This component features a wide input voltage range of 4.5V to 38V, making it suitable for various power management applications. The LTC3865IFE offers precise control over output voltage with features like adjustable current limit, enable, frequency control, power good signaling, soft-start, and tracking. Its switching frequency is configurable between 250kHz and 770kHz, with a maximum duty cycle of 95% for high efficiency.
This controller supports a two-phase output configuration, driving external N-channel MOSFETs for synchronous rectification. The high integration and robust feature set are beneficial in automotive, industrial, and telecom power systems. The LTC3865IFE is available in a 38-TSSOP-EP package with an exposed pad for enhanced thermal performance, operating across an ambient temperature range of -40°C to 125°C.
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 | 250kHz ~ 770kHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 38V |
| Supplier Device Package | 38-TSSOP-EP |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | 95% |
| Clock Sync | No |
| Number of Outputs | 2 |
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