ADE7752BARWZ-RL(2007) View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

ADE7752BARWZ-RL
(Rev.:2007)

3-Phase, 3-Wire, and 4-Wire Energy Metering IC with Pulse Output

Analog Devices 

ADE7752B

TABLE OF CONTENTS

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

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

Functional Block Diagram .............................................................. 1

Revision History ............................................................................... 2

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

Timing Characteristics ................................................................ 4

Absolute Maximum Ratings............................................................ 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 8

Terminology ...................................................................................... 9

Test Circuit ...................................................................................... 10

Theory of Operation ...................................................................... 11

Power Factor Considerations.................................................... 11

Nonsinusoidal Voltage and Current ........................................ 12

Analog Inputs.................................................................................. 13

Current Channels ....................................................................... 13

REVISION HISTORY

8/07—Revision 0: Initial Version

Voltage Channels........................................................................ 13

Typical Connection Diagrams...................................................... 14

Current Channel Connection................................................... 14

Voltage Channel Connection.................................................... 14

Meter Connections..................................................................... 14

Power Supply Monitor ................................................................... 16

HPF and Offset Effects .................................................................. 17

Digital-to-Frequency Conversion ................................................ 18

Accumulation of 3-Phase Power .............................................. 19

Transfer Function ........................................................................... 20

Frequency Outputs F1 and F2 .................................................. 20

Frequency Output CF ................................................................ 21

Selecting a Frequency for an Energy Meter Application........... 22

Frequency Outputs..................................................................... 22

No-Load Threshold.................................................................... 23

Outline Dimensions ....................................................................... 24

Ordering Guide .......................................................................... 24

Rev. 0 | Page 2 of 24

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