The STPM32TR from STMicroelectronics is a highly integrated energy metering Integrated Circuit (IC) designed for effective measurement in power metering applications. This advanced IC is part of STMicroelectronics' STPM3x family, known for their accuracy and performance in energy measurement and billing systems. The STPM32TR is particularly suitable for residential and industrial metering systems that require high precision and reliability.

Key Features

• High Accuracy: The STPM32TR offers class 0.2 energy metering accuracy, making it one of the most precise ICs available for energy measurement applications.
• Dual-channel Design: It features two independent channels for simultaneous measurement of two different loads, enhancing its versatility in complex metering systems.
• Wide Dynamic Range: With a dynamic range of up to 5000:1, the STPM32TR can accurately measure both low and high currents, ensuring reliable readings across a range of conditions.
• On-chip Calibration: The IC allows for on-chip calibration, which simplifies the production process and reduces the need for external calibration components.

Applications

The STPM32TR is designed for a variety of applications, including:

• Smart energy meters
• Power monitoring systems
• Sub-metering systems
• Renewable energy monitoring

Technical Specifications

The STPM32TR operates over a temperature range of -40°C to +85°C and is available in a small TSSOP24 package, making it ideal for space-constrained applications. It supports a wide range of power supply voltages and includes integrated voltage reference and a digital temperature compensation system to ensure stable measurements over its entire operating range.

Conclusion

With its high accuracy, dual-channel design, and advanced features, the STPM32TR from STMicroelectronics is a top choice for developers and manufacturers of energy metering systems seeking a reliable and precise solution. Its ability to perform in a wide range of applications and conditions makes it a versatile component for modern energy measurement challenges.