MCP39F511T-E/MQ

Overview

The MCP39F511T-E/MQ is a single-phase power monitoring IC from Microchip Technology, housed in a QFN-28 package. It operates on a supply voltage between 2.7 V and 3.6 V with a typical current consumption of 13 mA. The device features an accuracy of 0.1% and supports an operating temperature range from -40°C to +125°C. It is AEC-Q100 qualified for automotive applications.

Feature Summary

• Integrates dual-mode capability to measure both AC and DC power sources within a single integrated circuit.
• Includes two 24-bit Delta-Sigma ADCs and a 16-bit calculation engine for high-precision energy accumulation.
• Features internal EEPROM to automatically save and retrieve power data during power transitions.
• Provides flexible two-wire interface connectivity for simplified system integration.

Applications

• Solar inverters requiring dual-mode power monitoring
• Smart lighting systems with AC/DC backup configurations
• Cloud servers utilizing mixed power source architectures

Procurement Notes

Verify the specific suffix 'E/MQ' corresponds to the QFN-28 package and industrial temperature grade. Confirm AEC-Q100 qualification requirements if deploying in automotive environments. Ensure the design supports the 2.7V to 3.6V supply range and 13mA current draw specifications.

Selection Notes

Select this component for designs requiring simultaneous AC and DC power measurement without multiple ICs. It is suitable for applications demanding 0.1% accuracy across a wide dynamic range. Consider the QFN-28 footprint and SMD mounting style for PCB layout constraints.

Part Context

This part belongs to the MCP39F511 family of power monitors. It shares functional similarities with the MCP39F511N but is configured as a single-phase unit. The device simplifies development by integrating power calculation and event monitoring into one chip, reducing material costs compared to multi-IC solutions.

Replacement Considerations

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

FAQ

Can the MCP39F511T-E/MQ monitor both AC and DC power?

Yes, it is a dual-mode IC capable of measuring both AC and DC power sources with industry-leading accuracy.

What is the dynamic range of the device?

The device achieves precision over a wide 4000:1 dynamic range.