LTC3865IFE

DC DC Switching Controllers Overview

The LTC3865IFE is a dual-channel, two-phase synchronous DC/DC controller manufactured by Analog Devices Inc. It utilizes a buck topology to regulate output voltages ranging from 600 mV to 5 V with a maximum output current of 25 A per channel. The device supports an input voltage range of 4.5 V to 38 V and operates at a switching frequency of 770 kHz. Designed for surface-mount installation in a TSSOP-EP-38 package, it functions within an industrial temperature range of -40°C to +125°C. Key electrical specifications include a load regulation of 0.01% and a quiescent supply current of 3 mA.

DC DC Switching Controllers Feature Summary

• Dual independent channels with pin-selectable output configurations
• Synchronous buck architecture supporting high-current loads up to 25 A
• Integrated shutdown control for power management optimization

DC DC Switching Controllers Applications

• Industrial distributed power systems
• Telecommunications infrastructure equipment
• Enterprise server and storage backplanes

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm package type and tape/reel versus tube packaging options. Confirm RoHS compliance status and lead-free material declarations prior to integration. Ensure the selected variant matches the required thermal performance and operating temperature grade for the target application environment.

DC DC Switching Controllers Selection Notes

Select this component when designing multi-rail power architectures requiring synchronized dual outputs from a single controller. The wide input voltage range accommodates various bus standards, while the fixed switching frequency simplifies EMI filtering design. Evaluate thermal dissipation requirements based on the TSSOP-EP-38 exposed pad footprint and expected load currents.

DC DC Switching Controllers Part Context

The LTC3865IFE belongs to the LTC3865 family of high-performance synchronous DC/DC controllers. This series is engineered for applications demanding precise voltage regulation and efficient power conversion. The device integrates essential control loops and protection features, positioning it as a core component in modern power management integrated circuits (PMIC) for robust system designs.

DC DC Switching Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data.