ACS714LLCTR-05B-T datasheet(5/15 Pages) ALLEGRO

Part #	ACS714LLCTR-05B-T

Description	Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor

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Manufacturer	ALLEGRO [Allegro MicroSystems]

Direct Link	http://www.allegromicro.com

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5 / 15 page

Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor

with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor

ACS714

5

Allegro MicroSystems, Inc.

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

www.allegromicro.com

x05B PERFORMANCE CHARACTERISTICS over Range E: TA = –40°C to 85°C1, CF = 1 nF, and VCC = 5 V, unless otherwise specified

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Optimized Accuracy Range

IP

–5

–

5

A

Sensitivity

Sens

Over full range of IP, TA = 25°C

180

185

190

mV/A

Noise

VNOISE(PP)

Peak-to-peak, TA = 25°C, 185 mV/A programmed Sensitivity,

CF = 47 nF, COUT = open, 2 kHz bandwidth

–21

–

mV

Zero Current Output Slope

∆IOUT(Q)

TA = –40°C to 25°C

–

–0.26

–

mV/°C

TA = 25°C to 150°C

–

–0.08

–

mV/°C

Sensitivity Slope

∆Sens

TA = –40°C to 25°C

–

0.054

–

mV/A/°C

TA = 25°C to 150°C

–

–0.008

–

mV/A/°C

Electrical Offset Voltage

VOE

IP = 0 A

–40

–

40

mV

Total Output Error2

ETOT

IP =±5 A, TA = 25°C

–

±1.5

–

%

1Device may be operated at higher primary current levels, IP, and ambient temperatures, TA, provided that the Maximum Junction Temperature, TJ(max),

is not exceeded.

2Percentage of IP, with IP = 5 A. Output filtered.

x05B PERFORMANCE CHARACTERISTICS over Range L: TA = –40°C to 150°C1, CF = 1 nF, and VCC = 5 V, unless otherwise specified

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Optimized Accuracy Range

IP

–5

–

5

A

Sensitivity

Sens

Over full range of IP, TA = 25°C

–

185

–

mV/A

Over full range of IP, TA = –40°C to 150°C

161

–

190

mV/A

Noise

VNOISE(PP)

Peak-to-peak, TA = 25°C, 185 mV/A programmed Sensitivity,

CF = 47 nF, COUT = open, 2 kHz bandwidth

–21

–

mV

Zero Current Output Slope

∆IOUT(Q)

TA = –40°C to 25°C

–

–0.26

–

mV/°C

TA = 25°C to 150°C

–

–0.08

–

mV/°C

Sensitivity Slope

∆Sens

TA = –40°C to 25°C

–

0.054

–

mV/A/°C

TA = 25°C to 150°C

–

–0.008

–

mV/A/°C

Electrical Offset Voltage

VOE

IP = 0 A

–60

–

60

mV

Total Output Error2

ETOT

IP =±5 A, TA = 25°C

–

±1.5

–

%

IP =±5 A, TA = –40°C to 150°C

–7

–

7

%

1Device may be operated at higher primary current levels, IP, and ambient temperatures, TA, provided that the Maximum Junction Temperature,

TJ(max), is not exceeded.

2Percentage of IP, with IP = 5 A. Output filtered.

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