MCP39F511-E/MQ - Microchip Technology

Manufacturer Part Number

MCP39F511-E/MQ

Manufacturer

Microchip Technology

Introduction

The MCP39F511-E/MQ is a highly integrated, single-phase power-monitoring IC designed for real-time measurement of input power for AC/DC power supplies, power distribution units, and industrial applications.

Product Features and Performance

Highly accurate energy measurement with 0.1% error

Integrated dual-channel analog-to-digital converter (ADC) for voltage and current measurement

Built-in low-drift voltage reference and oscillator

Support for I2C or UART communication protocols

On-chip Power calculations for active, reactive, and apparent power

Auto-zeroing of measurement offsets

Power factor correction

Product Advantages

Advanced signal processing capabilities enhance the accuracy

Flexible and customizable software calibration

Small form factor with 28-VFQFN package for space-constrained applications

Wide operating voltage range caters to various system designs

Key Technical Parameters

Measurement Error: 0.1%

Voltage - I/O High: 3V

Voltage - I/O Low: 0.4V

Current - Supply: 7mA

Voltage - Supply: 2.7 V ~ 3.6 V

Meter Type: Single Phase

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Inherent electrical isolation due to the surface mount package

Built-in temperature sensor for thermal protection

Checksum for non-volatile memory validation

Lead-free and RoHS compliant

Compatibility

Compatible with different microcontroller architectures through I2C/UART interfaces

Suitable for use with various current sensor technologies

Application Areas

Smart power distribution systems

Building automation and energy management

Industrial automation systems

Consumer appliances energy monitoring

Product Lifecycle

Product Status: Active

No indication of nearing discontinuation

Future replacements or upgrade paths may become available

Several Key Reasons to Choose This Product

Highly accurate energy measurement capabilities extend to a variety of applications.

Flexible communication interfaces simplify integration with system design.

Robust operation across a wide temperature range suitable for industrial environments.

Compact package enables integration into space-limited designs.

Comprehensive power monitoring features facilitate sophisticated energy management systems.

The longevity of supply, with active product status, ensures long-term availability for ongoing and new designs.