LTC2975IUP#TRPBF

Power Supply Controllers, Monitors Overview

The LTC2975IUP#TRPBF is a digital power system manager from Analog Devices, designed for monitoring and controlling multiple power rails. It features an integrated 8-channel current sense amplifier with high-side or low-side sensing capability. The device supports the PMBus interface for configuration and data retrieval. It operates within a supply voltage range of 3.13 V to 15 V and draws a typical operating supply current of 10 mA. The component is rated for industrial temperatures from -40°C to +105°C and is housed in a 64-lead QFN package measuring 9x9 mm.

Power Supply Controllers, Monitors Feature Summary

• Integrates an 8-channel current sense amplifier for comprehensive multi-rail monitoring
• Supports PMBus communication protocol for digital control and telemetry
• Provides accurate output voltage measurement capabilities

Power Supply Controllers, Monitors Applications

• Server and storage power distribution units
• Telecommunications infrastructure power systems
• Industrial equipment power management

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging when placing orders. Confirm that the I-grade designation matches the required operational temperature range of -40°C to +105°C for your application environment. Ensure compatibility with the LTpowerPlay software tools for initial configuration and debugging during the development phase.

Power Supply Controllers, Monitors Selection Notes

Select this component when a single IC must manage eight distinct power rails simultaneously. It is suitable for designs requiring precise current monitoring via high-side or low-side shunt resistors. Consider the 64-QFN footprint constraints and thermal requirements associated with dense PCB layouts in high-channel-count applications.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC297x family of power system managers, which includes variants like the LTC2977 and LTC2979. These devices share similar architectural approaches to digital power management but differ in channel counts and specific feature sets. The LTC2975 serves as a mid-range solution offering eight channels of monitoring within a compact form factor.

Power Supply Controllers, Monitors Replacement Considerations

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