Analog Devices Inc.

AD7751ARS  

Energy Metering ICs

AD7751ARS Description

The AD7751ARS is a high-precision energy metering integrated circuit designed for single-phase energy measurement applications. Manufactured by Analog Devices Inc., this device is part of the AD7751 series and is optimized for surface mount technology, ensuring ease of integration into compact and high-density designs. The AD7751ARS operates within a supply voltage range of 4.5 V to 5.5 V and draws a minimal supply current of 2 mA, making it highly energy-efficient and suitable for low-power applications.

The AD7751ARS features a robust input impedance of 400 kOhm, which minimizes loading effects and ensures accurate measurements. It supports a wide range of I/O voltage levels, with low voltage levels at 0.8 V and 0.5 V, and high voltage levels at 2.4 V and 4.5 V. This flexibility allows the AD7751ARS to interface seamlessly with various analog and digital systems. The device is REACH affected, ensuring compliance with environmental and safety regulations.

AD7751ARS Features

• High Precision Measurement: The AD7751ARS offers a measurement error of only 0.1%, ensuring highly accurate energy metering. This level of precision is critical for applications requiring precise energy consumption tracking and billing.
• Single-Phase Metering: Designed specifically for single-phase energy metering, the AD7751ARS provides a tailored solution for residential and small commercial energy measurement needs.
• Low Power Consumption: With a supply current of just 2 mA, the AD7751ARS is ideal for applications where power efficiency is paramount. This low power consumption also contributes to longer operational life in battery-powered or energy-harvesting systems.
• Wide Supply Voltage Range: The AD7751ARS operates within a supply voltage range of 4.5 V to 5.5 V, providing flexibility in power supply design and ensuring reliable operation across a variety of input voltage conditions.
• Moisture Sensitivity Level (MSL) 3: The AD7751ARS has an MSL of 3 (168 hours), making it suitable for manufacturing processes that require extended exposure to moisture, ensuring reliability and durability in various environmental conditions.

AD7751ARS Applications

The AD7751ARS is ideal for a range of applications where accurate single-phase energy metering is required. Some specific use cases include:

• Residential Energy Meters: The AD7751ARS provides precise energy measurement for residential electricity meters, ensuring accurate billing and efficient energy management.
• Smart Grid Applications: In smart grid systems, the AD7751ARS can be used to monitor energy consumption at the consumer level, enabling demand response and load management strategies.
• Industrial Energy Monitoring: For small industrial applications, the AD7751ARS can be integrated into energy monitoring systems to track energy usage and optimize operational efficiency.
• Renewable Energy Systems: In renewable energy installations, such as solar panels or wind turbines, the AD7751ARS can monitor energy production and consumption, aiding in system optimization and performance analysis.

Conclusion of AD7751ARS

The AD7751ARS from Analog Devices Inc. stands out as a high-performance energy metering IC, offering exceptional precision, low power consumption, and flexible voltage operation. Its robust design and compliance with environmental regulations make it a reliable choice for a variety of energy metering applications. Whether used in residential, commercial, or industrial settings, the AD7751ARS ensures accurate and efficient energy measurement, making it an ideal solution for modern energy management systems.

AD7751ARS Documents

Download datasheets and manufacturer documentation for AD7751ARS

Datasheets :

Datasheet