Data Sheet

Hall Effect Linear Current Sensor with Overcurrent
Fault Output for < 100 V Isolation Applications
ACS711
2
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Absolute Maximum Ratings
Characteristic Symbol Notes Rating Units
Supply Voltage V
CC
7 V
Reverse Supply Voltage V
RCC
–0.1 V
Output Voltage V
IOUT
7 V
Reverse Output Voltage V
RIOUT
–0.1 V
Working Voltage for Basic Isolation V
WORKING
Voltage applied between pins 1-4 and 5-8 100
VAC peak
or VDC
¯
F
¯ ¯
A
¯
U
¯¯
L
¯ ¯
T
¯
Pin Voltage V
FAULT
7 V
Overcurrent Transient Tolerance I
POC
1 pulse, 100 ms 100 A
Nominal Operating Ambient Temperature T
A
Range E –40 to 85 ºC
Range K –40 to 125 ºC
Maximum Junction Temperature T
J
(max) 165 ºC
Storage Temperature T
stg
–65 to 170 ºC
Selection Guide
Part Number
T
A
(°C)
Optimized Accuracy
Range, I
P
(A)
Sensitivity
2
,
Sens (Typ)
(mV/A)
Package Packing
1
ACS711ELCTR-12AB-T –40 to 85
±12.5 110
8-pin SOICN 3000 pieces/reel
ACS711KLCTR-12AB-T –40 to 125
ACS711ELCTR-25AB-T –40 to 85
±25 55
ACS711KLCTR-25AB-T –40 to 125
ACS711EEXLT-15AB-T
3
–40 to 85
±15.5 90
12-contact QFN with
fused current loop
1500 pieces/reel
ACS711KEXLT-15AB-T
3
–40 to 125
ACS711EEXLT-31AB-T
3
–40 to 85
±31 45
ACS711KEXLT-31AB-T
3
–40 to 125
1
Contact Allegro for additional packing options.
2
Sensitivity measured with V
CC
= 3.3 V.
3
QFN package not qualified for automotive applications.
ofthecopperconductorallowssurvivalofthedeviceatupto5×
overcurrentconditions.
TheACS711isprovidedinsmall,surfacemountpackages:SOIC8
andQFN12.Theleadframeisplatedwith100%mattetin,which
iscompatiblewith standard lead (Pb) free printed circuit board
assemblyprocesses. Internally,thedeviceisPb-free,except for
flip-chiphigh-temperaturePb-basedsolderballs,currentlyexempt
fromRoHS.Thedeviceisfullycalibratedpriortoshipmentfrom
thefactory.
Description (continued)