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说明

MCP39F511N是一款高度集成的双通道单相电源监控IC，旨在实时测量双插座墙上插座、电源板、AC/DC电源和配电应用的功率。它包括三个用于电压和两个电流负载测量的ADC、一个16位计算引擎、EEPROM和一个灵活的2线接口。除了每个电流测量通道上94.5 dB的SINAD性能外，集成的低漂移电压参考还允许在4000:1的动态范围内进行优于0.5%的准确设计。

特性

• Power Monitoring of Two Loads
• Capable of 0.5% error across 4000:1 dynamic range
• 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: Selectable Baud Rate up to 115.2kbps
• 512 bytes User-accessible EEPROM through page read/write commands
• Low-Drift Internal Voltage Reference: 10 ppm/°C typical
• 28-lead 5x5 QFN package
• Extended Temperature Range -40°C to +125°C
• AEC-Q100 Grade 1

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