HLW8032 Single-Phase Energy Metering IC – SOP-8 – AC Voltage & Current Monitor

The HLW8032 Energy Metering IC is a high-precision, single-phase AC metering solution designed for accurate measurement of voltage, current, and active power. Developed by Hiliwei Tech, this compact SOP-8 IC integrates all essential metering functions, making it ideal for smart energy monitoring systems, IoT devices, smart plugs, and intelligent power management applications.

With a measurement accuracy of ±0.5%, wide input voltage support, and UART communication at 9600 baud, the HLW8032 offers reliable real-time energy data acquisition. The device includes built-in features such as an internal oscillator, voltage reference, and power supply monitoring circuitry—reducing external component requirements and simplifying design.

Features / Specs

• Voltage measurement range: 0–280V AC

• Current measurement range: 0–50A

• Power measurement accuracy: ±0.5%

• Communication interface: UART (9600 baud)

• Operating temperature: –40°C to +85°C

• Supply voltage: 3.3V or 5V DC

• Built-in frequency oscillator

• Integrated voltage reference source

• Built-in power supply monitoring circuit

• Low power consumption

• Package: SOP-8

Package Includes

1 × HLW8032 Energy Metering IC – SOP-8

Note: Product images are for representation purposes only and may differ from the actual product.