PL3223 Overview
Key Specifications
Description
of the functions£º PL3223 is a high accuracy, multifunctional three-phase electrical energy measurement chip, which support SPI interface and power pulse output, and has self-defining frequency division ratio wheel-drive pulse output. PL3223 integrates second-order¦² -¦¤ ADC, which refer to voltage source, temperature sensor, power source detecting, all active/reactive electrical energy measurement and voltage/current RMS value, and digital signal.
Key Features
- ® IC FOR MULTI-FUNCTION THREE-PHASE ELECTRIC AL ENERGY METERS PL3223 voltage detecting, it has interrupt output
- Current channel embeds Programmable Gain Amplifier (PGA)
- SPI interface, which facilitate control of external microprocessor
- AD waveform data of real time voltage and current of all phases Temperature standard of industry class, QFP44 pin packaging
- It is compatible with both three-phase three-wire and three-phase four-wire
- High accuracy electrical energy measurement
- The error of reactive electrical energy measurement is less than 0.2% in the dynamic area 1000:1
- It can accurately measure the reactive electrical energy of up to 21st harmonic
