h1_key

说明

MCP39F511A设备是一个高度集成、完整的用于输入实时测量的单相功率监测IC用于交流和直流电源的电源，使其适用于广泛的消费者和工业应用。它能够检测输入电压类型，以便自动选择直流或交流模式。它包括双通道德尔塔-西格玛ADC、16位计算引擎、EEPROM和灵活的2线接口。单独的交流和直流校准寄存器以确保在两种模式下的高精度测量。一个集成的除了94.5 dB的SINAD外，7 ppm/°C的低漂移电压参考每个测量通道的性能允许优于0.1%的准确度在4000:1的动态范围内进行设计。

特性

Built-In Calculations:
• Active, Reactive, Apparent Power
• Active and Reactive Energy Accumulation
• True RMS Current, RMS Voltage
• Line Frequency, Power Factor

Dedicated Zero Crossing Detection (ZCD) Pin

Dedicated PWM Output Pin

Automatic Event Pin Control through Fast Voltage Surge Detection

Fast Calibration Routines

2-wire UART: Baud Rate up to 115.2kbps

512 bytes User-accessible EEPROM through page read/write commands

Low-Drift Internal Voltage Reference: 7 ppm/°C typical

28-lead 5x5 QFN package

Extended Temperature Range -40°C to +125°C

AEC-Q100 qualified

参数