LTC2978IUP#TRMPBF

Power Supply Controllers, Monitors Overview

The LTC2978IUP#TRMPBF is an 8-channel PMBus power system manager manufactured by Analog Devices Inc. It features accurate output voltage measurement and current sensing capabilities. The device operates within a supply voltage range of 3.13 V to 15 V, with a typical operating supply current of 10 mA. It supports high or low-side current sensing configurations. The component is housed in a QFN-64 package and is designed for surface mount installation. It functions as a specialized power monitor and regulator within the PMIC category.

Power Supply Controllers, Monitors Feature Summary

• Provides comprehensive monitoring and regulation for up to eight independent power channels via the PMBus interface.
• Enables precise output voltage measurement and flexible current sensing using either high-side or low-side topologies.
• Integrates advanced power system management functions including margining and tracking capabilities.

Power Supply Controllers, Monitors Applications

• Multi-rail server and storage system power architectures
• Telecommunications infrastructure power distribution units
• Industrial equipment requiring detailed channel-level power telemetry

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix TRMPBF against official Analog Devices documentation to confirm reel packaging specifications. Confirm availability status as this part may be subject to discontinuance or limited supply conditions. Ensure compatibility with existing PCB footprints for the QFN-64 package before procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing systems requiring centralized management of multiple power rails through a standard PMBus interface. Consider the QFN-64 package constraints and thermal requirements. Evaluate if the 8-channel capacity aligns with system rail counts to optimize bill of materials.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2978A series of power system managers from Analog Devices. It shares functional similarities with the LTC2977 but offers enhanced channel density. The IUP designation indicates industrial temperature rating and specific packaging configuration within the broader PMIC portfolio.

Power Supply Controllers, Monitors Replacement Considerations

The LTC2977IUP#TRPBF serves as a related alternative within the same product family, offering similar PMBus functionality with potentially different channel configurations. Verify pinout and feature parity before substitution.