ACS722KMA 查看數據表（PDF） - Allegro MicroSystems

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ACS722KMA

High Accuracy, Hall-effect Based Current Sensor IC in High Isolation SOIC16 Package

Allegro MicroSystems 

ACS722KMA

High Accuracy, Hall-effect Based Current Sensor

IC in High Isolation SOIC16 Package

VCC

Master Current

Supply

To All Subcircuits

POR

Programming

Control

Hall

Current

Drive

Temperature

Sensor

EEPROM and

Control Logic

IP+

Offset

Control

IP+

Sensitivity

IP+

Control

IP+

Tuned

Filter

IP –

IP –

IP –

IP –

BW_SEL GND

Functional Block Diagram

VIOUT

IP+ 1

IP+ 2

IP+ 3

IP+ 4

IP- 5

IP- 6

IP- 7

IP- 8

16 NC

15 GND

14 NC

13 BW_SEL

12 VIOUT

11 NC

10 VCC

9 NC

Pin-out Diagram

Terminal List Table

Number

1, 2, 3, 4

Name

IP+

5, 6, 7, 8

IP-

9, 16

NC

10

VCC

11, 14

NC

12

VIOUT

13

BW_SEL

15

GND

Description

Terminals for current being sensed; fused internally

Terminals for current being sensed; fused internally

No internal connection; recommended to be left unconnected in order to

maintain high creepage.

Device power supply terminal

No internal connection; recommened to connect to GND for the best ESD

performance

Analog output signal

Terminal for selecting 20 kHz or 80 kHz bandwidth

Signal ground terminal

Allegro MicroSystems, LLC

4

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

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