LTC2945CMS#TRPBF

Power Supply Controllers, Monitors Overview

The LTC2945CMS#TRPBF is a wide-range I2C power monitor manufactured by Analog Devices Inc. It operates within a supply voltage range of 3V to 60V and features an I2C-compatible serial interface for data communication. The device provides high-side current sensing capabilities with integrated shunt amplifier functionality. Key electrical specifications include a maximum operating temperature of +85°C and a minimum of -40°C. It is housed in a 12-lead MSOP package and draws a typical supply current of 800µA.

Power Supply Controllers, Monitors Feature Summary

• Supports wide input voltage ranges up to 60V for versatile system monitoring
• Integrates I2C serial interface for digital data transfer and configuration
• Provides high-side current sensing with built-in signal conditioning

Power Supply Controllers, Monitors Applications

• Industrial equipment power monitoring
• Telecommunications infrastructure supervision
• Battery management systems requiring high-voltage tolerance

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm the manufacturer part number matches exactly to ensure correct package type and temperature grade. Check official distributor channels for current availability status as supply may be limited. Ensure compatibility with existing I2C bus protocols before integration.

Power Supply Controllers, Monitors Selection Notes

Select this component when high-side current measurement is required alongside voltage monitoring in systems exceeding standard low-voltage limits. The I2C interface simplifies connectivity compared to analog output alternatives. Consider the 12-lead MSOP package constraints for PCB layout. Verify that the 800µA supply current meets the system's power budget requirements.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2945 series of power monitors from Analog Devices. It is designed for applications needing precise digital readouts of power parameters. The CMS variant specifies the commercial temperature range and MSOP package style. It serves as a digital alternative to traditional analog current sense amplifiers in complex power architectures.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Analog Devices documentation for direct pin-to-pin replacements or functional equivalents within the same product family. Verify that any substitute maintains the 60V input rating and I2C compatibility.