LTC2946HMS#TRPBF

Overview

The LTC2946HMS#TRPBF is a single-phase energy metering IC manufactured by Analog Devices Inc. It measures current, voltage, power, charge, and energy with a measurement error of 0.5%. The device operates on a supply voltage range of 2.7 V to 100 V and draws a supply current of 900 µA. It is housed in a 16-MSOP package and functions within a temperature range of -40°C to 125°C.

Feature Summary

• Rail-to-rail system monitoring capability for high-side applications
• Integrated I2C interface for digital communication and configuration
• Simultaneous measurement of electrical parameters including charge and energy

Applications

• Single-phase energy metering systems
• Power management monitoring in industrial equipment
• Battery charging station energy tracking

Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing components. Confirm the manufacturer is Analog Devices Inc. and check RoHS compliance status. Ensure the operating temperature range matches the application requirements before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring precise single-phase energy measurement. The wide input voltage range supports various system architectures. Consider the 16-MSOP package size for PCB layout constraints. Verify interface compatibility with the host microcontroller's I2C bus specifications.

Part Context

This part belongs to the LTC2946 series of energy monitors. It provides comprehensive power analysis in a compact surface-mount package. The series is designed for accurate billing-grade or monitoring-grade energy measurement in single-phase AC/DC systems.

Replacement Considerations

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