代理产线

MCP39F511

 2016-02-24

【基本数据】

【产品特性】

• Power Monitoring of Two Loads with accuracy of 0.5% across 4000:1 Dynamic Range
• Built-in Calculations on Fast 16-Bit Processing Core:
- Active, Reactive, Apparent Power
- True RMS Current, RMS Voltage
- Line Frequency, Power Factor
• 64-bit Wide Import and Export Active Energy Accumulation Registers Per Channel
• 64-bit Four Quadrant Reactive Energy Accumulation Registers Per Channel
• Signed Active and Reactive Power Outputs
• Dedicated Zero Crossing Detection (ZCD) Pin Output with Less than 200 µs Latency
• Dedicated PWM Output Pin with Programmable Frequency and Duty Cycle
• Automatic Event Pin Control through Fast Voltage Surge Detection
- Less than 5 ms Delay
• Two-Wire Serial Protocol with Selectable Baud Rate up to 115.2 kbps using Universal Asynchronous Receiver/Transmitter (UART)
• Fast Calibration Routines and Simplified Command Protocol
• 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

【产品应用】

• Wall Socket (Dual Plug) Power Monitoring
• Power Monitoring for Home Automation
• Industrial Lighting Power Monitoring
• Real-Time Measurement of Input Power for AC/DC Supplies
• Intelligent Power Distribution Units

【文字介绍】

MCP39F511是一款高度集成的完整单相功率监视IC,用于实时测量交流/直流电源、配电单元、消费类和工业应用的输入功率。它包括双通道∆-Σ ADC、16位计算引擎、EEPROM和灵活的双线接口。借助集成低漂移参考电压低至10 ppm/°C的温漂,加上各测量通道上94.5 dB的SINAD性能,此器件能够在4000:1的动态范围内实现精度优于0.1%的设计。