LTC2975IUP#PBF

Power Supply Controllers, Monitors Overview

The LTC2975IUP#PBF is a four-channel PMBus digital power system manager manufactured by Analog Devices Inc. It features a 64-lead QFN (9x9 mm) package and operates within an industrial temperature range of -40°C to +85°C. The device monitors input current and energy accumulation for intermediate bus converters, providing data via the PMBus interface. It supports accurate measurement of voltage, current, and power across four channels.

Power Supply Controllers, Monitors Feature Summary

• Four-channel digital monitoring with input energy accumulation
• PMBus interface for host communication
• Accurate input current and energy measurement

Power Supply Controllers, Monitors Applications

• FPGA board power systems
• ASIC power management
• DSP circuit boards
• Server utility optimization

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix PBF indicates lead-free tin-silver-copper plating compatible with RoHS standards. Confirm the package type matches the 64-QFN (9x9mm) footprint requirements for your PCB layout. Ensure the operating temperature grade aligns with your system's thermal environment specifications.

Power Supply Controllers, Monitors Selection Notes

Select this component when input energy monitoring is required alongside standard channel measurements. Compare against LTC2974 if output current accuracy is prioritized over input energy. Consider LTC2977 for eight-channel applications requiring output voltage precision.

Power Supply Controllers, Monitors Part Context

Part of the LTC297x Power System Manager family designed for complex multi-rail environments. Complements other devices like LTC2972 and LTC2974 in comprehensive power architecture designs.

Power Supply Controllers, Monitors Replacement Considerations

LTC2975CUP#PBF

Power Supply Controllers, Monitors FAQ

What specific parameter does the LTC2975 monitor that distinguishes it from other channels?

It uniquely features input energy accumulation capabilities in addition to standard voltage and current monitoring.

Does the device support real-time efficiency calculation?

Yes, combining input energy data with output measurements allows for long-term power system conversion efficiency monitoring.