ADE7752BARWZ Ver la hoja de datos (PDF) - Analog Devices

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ADE7752BARWZ

Polyphase Energy Metering IC with Pulsed Output

Analog Devices 

ADE7752B

TABLE OF CONTENTS

Features .............................................................................................. 1

General Description ......................................................................... 1

Table of Contents .............................................................................. 2

Specifications..................................................................................... 3

Timing Characteristics ................................................................ 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 9

Terminology .................................................................................... 11

Test Circuit ...................................................................................... 12

Theory of Operation ...................................................................... 13

Power Factor Considerations.................................................... 13

Nonsinusoidal Voltage and Current ........................................ 14

Analog Inputs.................................................................................. 15

Current Channels ....................................................................... 15

Voltage Channels ........................................................................ 15

Typical Connection Diagrams ...................................................... 16

Preliminary Technical Data

Current Channel Connection................................................... 16

Voltage Channels Connection .................................................. 16

Meter Connections..................................................................... 16

Power Supply Monitor ................................................................... 18

HPF and Offset Effects .................................................................. 19

Digital-to-Frequency Conversion ................................................ 20

Power Measurement Considerations....................................... 21

Mode Selection of the Sum of the Three Active Energies..... 21

Transfer Function ........................................................................... 22

Frequency Outputs F1 and F2 .................................................. 22

Frequency Output CF ................................................................ 23

Selecting a Frequency for an Energy Meter Application........... 24

Frequency Outputs..................................................................... 24

No Load Threshold .................................................................... 24

Negative Power Information..................................................... 25

Outline Dimensions ....................................................................... 26

Ordering Guide .......................................................................... 26

Rev. PrA | Page 2 of 27

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