High-Accuracy, Hall-Effect-Based Current Sensor IC with

Common-Mode Field Rejection in High-Isolation SOIC16 Package

ACS725KMA

3

Allegro MicroSystems, LLC

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

THERMAL CHARACTERISTICS

Characteristic

Symbol

Test Conditions*

Value Units

Package Thermal Resistance

(Junction to Ambient)

copper on each side, connected to pins 1 and 2, and to pins 3 and 4, with

thermal vias connecting the layers. Performance values include the power

consumed by the PCB.

23

ºC/W

Package Thermal Resistance

(Junction to Lead)

Mounted on the Allegro ASEK724 evaluation board.

5

ºC/W

*Additional thermal information available on the Allegro website.

ISOLATION CHARACTERISTICS

Characteristic

Symbol

Notes

Rating

Unit

Dielectric Strength Test Voltage

Agency type-tested for 60 seconds per UL 60950-1

in accordance with UL 60950-1 (edition 2).

4800

Working Voltage for Basic Isolation

Maximum approved working voltage for basic (single)

isolation according to UL 60950-1 (edition 2).

1550

1097

Working Voltage for Reinforced Isolation

Maximum approved working voltage for reinforced

isolation according to UL 60950-1 (edition 2).

800

565

Clearance

Minimum distance through air from IP leads to signal

leads.

7.5

mm

Creepage

Minimum distance along package body from IP leads to

signal leads

8.2

mm

ABSOLUTE MAXIMUM RATINGS

Characteristic

Symbol

Notes

Rating

Units

Supply Voltage

6

V

Reverse Supply Voltage

–0.1

V

Output Voltage

V

Reverse Output Voltage

–0.1

V

Operating Ambient Temperature

Range K

–40 to 125

°C

Junction Temperature

165

°C

Storage Temperature

–65 to 165

°C

SPECIFICATIONS