LT3380EUJM#PBF

Overview

The LT3380EUJM#PBF is a multi-output power management IC designed for advanced portable application processor systems. It integrates four synchronous step-down DC/DC converters and three low-dropout linear regulators within a single package. The device supports an input voltage range of 1.7 V to 5.5 V, with output voltages adjustable from 850 mV to 3.8 V. Output currents vary by rail, supporting up to 2.5 A, 1.5 A, and 300 mA. Operating temperatures range from -40°C to +125°C junction temperature.

Feature Summary

• Integrates four synchronous buck converters and three LDOs for comprehensive power delivery
• Supports I2C control interface for dynamic configuration and monitoring
• Designed specifically for complex SoC power sequencing requirements

Applications

• Advanced portable application processor-based systems
• Automotive Advanced Driver Assistance Systems (ADAS)
• System-on-Chip (SoC) power supply solutions

Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm pinout and thermal characteristics. Ensure compatibility with required I2C addressing and voltage levels. Confirm moisture sensitivity level handling procedures during assembly. Validate that the QFN-40 package footprint matches the design layout constraints.

Selection Notes

Select this component when a high-density solution is required for multi-rail SoC power architectures. It is suitable for applications demanding efficient buck conversion alongside precise LDO regulation. Consider the 40-pin QFN package size relative to available board space. Verify that the input voltage range aligns with the system's primary power source capabilities.

Part Context

This part belongs to the LT3380 family of integrated power management solutions. It consolidates multiple discrete regulator functions into a single chip to reduce component count and board area. The series is targeted at high-performance computing and automotive electronics requiring robust power sequencing.

Replacement Considerations

Check for direct substitutes within the LT3380 series with different suffixes. Verify functional equivalence regarding output configurations and control interfaces before substitution.