LTC2970IUFD-1#TRPBF

Power Supply Controllers, Monitors Overview

The LTC2970IUFD-1#TRPBF is a dual-channel I2C power monitor and manager integrated circuit manufactured by Analog Devices Inc. It provides precise current and power monitoring for two independent channels, supporting margining and tracking functions. The device operates within a supply voltage range of 2.3V to 5.5V and features an operating temperature range from -40°C to +85°C. It utilizes a 24-pin QFN package (LTC2970 series) and communicates via the I2C interface. Key electrical specifications include a maximum quiescent current of 3.7mA per channel and support for programmable thresholds.

Power Supply Controllers, Monitors Feature Summary

• Dual-channel architecture enabling simultaneous monitoring and management of two independent power rails
• Integrated I2C interface for digital communication, configuration, and data retrieval
• Supports power rail margining and tracking capabilities for system stability verification
• Programmable thresholds allow customization for specific over-current and over-voltage protection requirements

Power Supply Controllers, Monitors Applications

• Server and storage backplane power monitoring
• Telecommunications infrastructure power management
• Industrial control system power rail supervision
• Networking equipment power distribution units

Power Supply Controllers, Monitors Procurement Notes

Verify the exact suffix #TRPBF indicates tape-and-reel packaging when sourcing. Confirm the manufacturer part number matches Analog Devices Inc. documentation. Check RoHS compliance status in the latest datasheet. Ensure the component is sourced from authorized distributors to avoid counterfeits. Validate the lot code against recent production notices.

Power Supply Controllers, Monitors Selection Notes

Select this component when dual-channel I2C monitoring with margining is required. Compare against single-channel alternatives if only one rail needs supervision. Consider the QFN-24 footprint for PCB layout constraints. Verify that the I2C address configuration meets system bus requirements. Evaluate thermal performance based on the expected load conditions.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2970 family of power monitors. It is distinct from the LT3070 linear regulator and LTC6946 clock synthesizer also listed in the source data. The family focuses on digital power management rather than voltage regulation or signal generation. The IUFD-1 variant specifies the industrial temperature grade and specific package type.

Power Supply Controllers, Monitors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult Analog Devices official documentation for potential cross-reference options.