ACS712 Allegro MicroSystems, Inc., ACS712 Datasheet - Page 5

• Manufacturer Part Number: ACS712
• Description: Fully Integrated, Hall Effect-based Linear Current Sensor With 2.1 Kvrms Voltage Isolation And A Low-resistance Current Conductor
• Manufacturer: Allegro MicroSystems, Inc.

ACS712
x30A PERFORMANCE CHARACTERISTICS
Optimized Accuracy Range
Sensitivity
Noise
Zero Current Output Slope
Sensitivity Slope
Total Output Error
1
T
2
x05B PERFORMANCE CHARACTERISTICS
Optimized Accuracy Range
Sensitivity
Noise
Zero Current Output Slope
Sensitivity Slope
Total Output Error
1
is not exceeded.
2
x20A PERFORMANCE CHARACTERISTICS
Optimized Accuracy Range
Sensitivity
Noise
Zero Current Output Slope
Sensitivity Slope
Total Output Error
1
T
2
Device may be operated at higher primary current levels, I
Percentage of I
Device may be operated at higher primary current levels, I
Percentage of I
Device may be operated at higher primary current levels, I
Percentage of I
J
J
(max), is not exceeded.
(max), is not exceeded.
Characteristic
Characteristic
Characteristic
P
P
P
, with I
, with I
, with I
2
2
2
P
P
P
= 5 A. Output filtered.
= 20 A. Output filtered.
= 30 A. Output filtered.
V
V
V
Symbol
∆I
Symbol
∆I
Symbol
∆I
NOISE(PP)
NOISE(PP)
NOISE(PP)
∆Sens
∆Sens
∆Sens
Sens
Sens
Sens
E
E
E
OUT(Q)
OUT(Q)
OUT(Q)
TOT
I
TOT
I
TOT
I
2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
P
P
P
Over full range of I
Peak-to-peak, T
C
T
T
T
T
I
Over full range of I
Peak-to-peak, T
C
T
T
T
T
I
Over full range of I
Peak-to-peak, T
C
T
T
T
T
I
P
P
P
A
A
A
A
A
A
A
A
A
A
A
A
F
F
F
= ±30 A , T
=±5 A, T
=±20 A, T
= –40°C to 25°C
= 25°C to 150°C
= –40°C to 25°C
= 25°C to 150°C
= –40°C to 25°C
= 25°C to 150°C
= –40°C to 25°C
= 25°C to 150°C
= –40°C to 25°C
= 25°C to 150°C
= –40°C to 25°C
= 25°C to 150°C
= 47 nF, C
= 47 nF, C
= 47 nF, C
Fully Integrated, Hall Effect-Based Linear Current Sensor with
T
T
T
A
A
A
A
A
= –40°C to 85°C
= 25°C
A
= –40°C to 85°C
= –40°C to 85°C
= 25°C
P
P
OUT
P
OUT
OUT
= 25°C
, and ambient temperatures, T
, and ambient temperatures, T
, and ambient temperatures, T
A
A
A
= 25°C, 66 mV/A programmed Sensitivity,
= 25°C, 185 mV/A programmed Sensitivity,
= 25°C, 100 mV/A programmed Sensitivity,
= open, 2 kHz bandwidth
= open, 2 kHz bandwidth
= open, 2 kHz bandwidth
P,
P,
P
, T
T
T
A
A
Test Conditions
Test Conditions
Test Conditions
A
= 25°C
= 25°C
= 25°C
1
1
1
, C
, C
, C
F
F
F
= 1 nF, and V
= 1 nF, and V
= 1 nF, and V
A
A
A
CC
, provided that the Maximum Junction Temperature,
, provided that the Maximum Junction Temperature, T
CC
, provided that the Maximum Junction Temperature,
CC
= 5 V, unless otherwise specified
= 5 V, unless otherwise specified
= 5 V, unless otherwise specified
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Min.
Min.
Min.
–20
180
–30
96
–5
64
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–0.004
–0.008
–0.002
–0.34
–0.07
–0.26
–0.08
–0.35
–0.08
Typ.
0.017
±1.5
Typ.
0.054
±1.5
100
Typ.
0.007
±1.5
185
21
11
66
–
–
–
7
Max.
Max.
Max.
104
190
20
30
68
–
–
–
–
–
–
5
–
–
–
–
–
–
–
–
–
–
–
–
mV/A/°C
mV/A/°C
mV/A/°C
mV/A/°C
mV/A/°C
mV/A/°C
mV/°C
mV/°C
mV/°C
mV/°C
mV/°C
mV/°C
Units
Units
mV/A
Units
mV/A
mV/A
mV
mV
mV
%
%
%
A
A
A
J(max)
,
5