ACS711
Hall Effect Linear Current Sensor with Overcurrent
Fault Output for < 100 V Isolation Applications
x25AB PERFORMANCE CHARACTERISTICS for for LC package and E Temperature Range 1
T A = 25°C and V CC = 3.3 V, unles s otherwise specified
Characteristic
Optimized Accuracy Range
Sensitivity
Noise 2
Symbol
I P
Sens
V NOISE
V OE(TA)
Test Conditions
Over full range of I P
Full scale of I P applied for 5 ms, T A = –40°C to 25°C
Full scale of I P applied for 5 ms, T A = 25°C to 85°C
T A = 25°C, no external low pass filter on VIOUT
I P = 0 A, T A = 25°C
Min.
–25
Typ.
55
55
55
8
±5
Max.
25
Units
A
mV/A
mV/A
mV/A
mV
mV
Electrical Offset Voltage
V OE(TOP)HT I P = 0 A, T A = 25°C to 85°C
V OE(TOP)LT I P = 0 A, T A = –40°C to 25°C
±30
±35
mV
mV
Total Output Error 3
E TOT
I P =±25 A, T A = –40°C to 85°C
±4
%
1 See
Characteristic Performance Data for parameter distributions over temperature.
2 ±3 sigma noise voltage.
3 Percentage of I P , with I P = ±25 A.
x25AB PERFORMANCE CHARACTERISTICS for LC package and K Temperature Range 1
T A = 25°C and V CC = 3.3 V, unles s otherwise specified
Characteristic
Optimized Accuracy Range
Sensitivity
Noise 2
Symbol
I P
Sens
V NOISE
V OE(TA)
Test Conditions
Over full range of I P
Full scale of I P applied for 5 ms, T A = –40°C to 25°C
Full scale of I P applied for 5 ms, T A = 25°C to 125°C
T A = 25°C, no external low pass filter on VIOUT
I P = 0 A, T A = 25°C
Min.
–25
Typ.
55
55
55
8
±5
Max.
25
Units
A
mV/A
mV/A
mV/A
mV
mV
Electrical Offset Voltage
V OE(TOP)HT I P = 0 A, T A = 25°C to 125°C
V OE(TOP)LT I P = 0 A, T A = –40°C to 25°C
±30
±35
mV
mV
Total Output Error 3
E TOT
I P =±25 A, T A = –40°C to 125°C
±4
%
1 See
Characteristic Performance Data for parameter distributions over temperature.
2 ±3 sigma noise voltage.
3 Percentage of I P , with I P = ±25 A.
x31AB PERFORMANCE CHARACTERISTICS 1
T A = 25°C and V CC = 3.3 V, unles s otherwise specified
Characteristic
Optimized Accuracy Range
Sensitivity
Noise 2
Symbol
I P
Sens
V NOISE
V OE(TA)
Test Conditions
Across full range of I P
No external low pass filter on VIOUT
I P = 0 A
Min.
–31
Typ.
45
8
±5
Max.
31
Units
A
mV/A
mV
mV
Electrical Offset Voltage
V OE(TOP)HT I P = 0 A, T A = 25°C to T A (max)
V OE(TOP)LT I P = 0 A, T A = –40°C to 25°C
±30
±35
mV
mV
Total Output Error 3
E TOT
I P =±25 A, T A = –40°C to T A (max)
±4
%
1 See
Characteristic Performance Data for parameter distributions across the full temperature range.
2 ±3 sigma noise voltage.
3 Percentage of I P , with I P = ±31 A.
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
6
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