Microchip 10 bit Energy Meter IC 28-Pin QFN, MCP39F521-E/MQ

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Packaging Options:
RS Stock No.:
912-5296P
Mfr. Part No.:
MCP39F521-E/MQ
Brand:
Microchip
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Brand

Microchip

Resolution

10 bit

Mounting Type

Surface Mount

Package Type

QFN

Pin Count

28

Dimensions

5 x 5 x 0.95mm

Length

5mm

Width

5mm

Height

0.95mm

Maximum Operating Supply Voltage

4.5 V

Maximum Operating Temperature

+85 °C

Minimum Operating Supply Voltage

-0.3 V

Minimum Operating Temperature

-40 °C

MCP39F521 Energy Measurement ICs


The Microchip MCP39F521 is an Energy Metering IC designed for real-time measurement of input power in single-phase applications. The integrated design offers power monitoring accuracy of 0.1% error and less across a 4000:1 dynamic range.

Parameters Measured


Active, Reactive and Apparent Power
True Root Mean Square (RMS) Current and RMS Voltage
Line Frequency and Power Factor

Features


Power Monitoring Accuracy of 0.1% Error Across 4000:1 Dynamic Range
16-bit Calculation Engine
512 Bytes User-Accessible EEPROM
Flexible I2C Interface
Low-Drift Internal Voltage Reference, 10 ppm/°C Typical
64-bit Wide Import and Export Active Energy Accumulation Registers
64-bit Four Quadrant Reactive Energy Accumulation Registers
Signed Active and Reactive Power Outputs
Dedicated Zero Crossing Detection (ZCD) Pin Output with Less than 100 μs Latency
Automatic Event Pin Control through Fast Voltage Surge Detection, Less than 5 ms Delay
Two Independent Registers for Minimum and Maximum Output Quantity Tracking
Fast Calibration Routines and Simplified Command Protocol
Low-Drift Internal Voltage Reference, 10 ppm/°C Typical


Energy/Power Measurement - Microchip

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