LTC2945CMS#PBF

Power Supply Controllers, Monitors Overview

The LTC2945CMS#PBF is a wide-range I2C power monitor manufactured by Analog Devices Inc. It operates with an input voltage range of 2.7 V to 80 V and features high-side current sensing capabilities. The device is housed in a compact MSOP-16 package suitable for surface mount installation. It functions within a temperature range of -40°C to +85°C, consuming a typical operating supply current of 700 µA. This component integrates precision measurement for voltage, current, and power applications requiring digital interface connectivity.

Power Supply Controllers, Monitors Feature Summary

• Provides precise monitoring of voltage, current, and power via a standard I2C digital interface
• Supports high-side current sensing across a wide input voltage range up to 80 V
• Integrates internal registers for configurable measurement thresholds and data logging

Power Supply Controllers, Monitors Applications

• Industrial equipment power management systems
• Telecommunications infrastructure monitoring
• Server and storage subsystem power tracking

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix designation against manufacturer documentation to confirm pinout compatibility and functional specifications. Ensure that the requested variant matches the required thermal grade and package dimensions for the target PCB layout. Cross-reference the official datasheet revision history to validate parameter accuracy prior to integration into production designs.

Power Supply Controllers, Monitors Selection Notes

Select this component when high-voltage input monitoring up to 80 V is required alongside precise digital readouts. The wide operating temperature range supports deployment in harsh industrial environments. Consider the low quiescent current consumption for battery-sensitive or energy-efficient system architectures requiring continuous power telemetry.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2945 series of power monitors from Analog Devices. The series focuses on providing accurate digital measurements of electrical parameters through an I2C interface. These devices are designed to replace traditional analog monitoring solutions with higher precision and easier integration into microcontroller-based systems.

Power Supply Controllers, Monitors Replacement Considerations

Consult the official Analog Devices substitution guide for verified alternative part numbers. Direct replacements must maintain identical pinout configurations and functional specifications to ensure board-level compatibility without redesign.