Description

The HLW8012 A SINGLE PHASE SMD ENERGY METER IC from HLW TECHNOLOGY .HLW 8012 IC A SINGLE PHASE MULTI FUNTION METERING CHHIP. that provides high-frequency pulse CF for energy metering and high-frequency CF1 for indicating current Valid value or voltage rms value.  The HLW 8012 is a 5 Volt IC that monitors both voltage and current and output RMS voltage, current and active power encoded as a 50% duty cycle square wave where the frequency is proportional to the magnitude.