ACS712ELCTR-20A-T Allegro Microsystems Inc, ACS712ELCTR-20A-T Datasheet - Page 7
![IC, HALL EFFECT SENSOR, Linear, SOIC-8](/photos/19/10/191073/4302486_sml.jpg)
ACS712ELCTR-20A-T
Manufacturer Part Number
ACS712ELCTR-20A-T
Description
IC, HALL EFFECT SENSOR, Linear, SOIC-8
Manufacturer
Allegro Microsystems Inc
Series
-r
Datasheet
1.ACS712ELCTR-20A-T.pdf
(14 pages)
Specifications of ACS712ELCTR-20A-T
Msl
MSL 2 - 1 Year
Termination Type
SMD
No. Of Pins
8
Hall Effect Type
Linear
Operating Temperature Range
-40°C To +85°C
Supply Voltage Min
4.5V
Accuracy %
1.5%
Output Current
10mA
Featured Product
Allegro® ACS712 Current Sensor IC
Current - Sensing
±20A
Accuracy
±1.5%
Sensitivity
96 ~ 104 mV/A
Current - Supply
10mA
Sensor Type
Hall Effect
Voltage - Supply
4.5 V ~ 5.5 V
Output
2.5V
Frequency
80kHz
Response Time
5µs
Polarization
Bidirectional
Operating Temperature
-40°C ~ 85°C
Package / Case
8-SOIC (0.154", 3.90mm Width)
Filter Terminals
SMD
Rohs Compliant
Yes
Bandwidth
80kHz
Leaded Process Compatible
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ACS712ELCTR-20A-T
Manufacturer:
ALLEGRO
Quantity:
19 720
Part Number:
ACS712ELCTR-20A-T
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
ACS712
Mean Total Output Error versus Ambient Temperature
Mean Supply Current versus Ambient Temperature
0 A Output Voltage versus Ambient Temperature
2525
2520
2515
2510
2505
2500
2495
2490
2485
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
–4.5
–5.0
9.7
9.6
9.5
9.4
9.3
9.2
9.1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
Magnetic Offset versus Ambient Temperature
–2
–4
–6
–8
-50
-50
-50
0
0
8
6
4
2
0
–50
–25 –20 –15 –10
Output Voltage versus Sensed Current
-25
-25
-25
–25
V
After excursion to 20 A
CC
0
0
0
0
= 5 V; I
V
CC
= 5 V
25
25
25
25
V
–5
P
CC
= 0 A,
T
T
T
= 5 V
A
A
T
I
A
50
50
50
P
50
A
0
I
(°C)
(°C)
(°C)
(A)
P
(°C)
= 0 A
with
5
75
75
75
75
10
100
100
100
100
T
2.1 kVRMS
A
15
(°C)
–40
–20
125
25
85
125
125
125
125
20
Fully Integrated, Hall Effect-Based Linear Current Sensor IC
Characteristic Performance
150
150
150
150
25
I
P
= 20 A, unless otherwise specified
Isolation and a Low-Resistance Current Conductor
0 A Output Voltage Current versus Ambient Temperature
110.00
108.00
106.00
104.00
102.00
100.00
100.8
100.6
100.4
100.2
100.0
98.00
96.00
94.00
92.00
90.00
–0.05
–0.10
–0.15
99.8
99.6
99.4
99.2
99.0
10.4
10.2
10.0
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.25
0.20
0.15
0.10
0.05
9.8
9.6
9.4
9.2
9.0
-50
0
0
–50
–50
–25 –20 –15 –10
4.5
Nonlinearity versus Ambient Temperature
Sensitivity versus Ambient Temperature
Supply Current versus Supply Voltage
Sensitivity versus Sensed Current
4.6
-25
–25
–25
4.7
0
0
0
4.8
V
CC
25
= 5 V
25
25
4.9
–5
T
V
T
T
A
Ip (A)
50
5.0
CC
50
50
A
A
0
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
I
(°C)
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
P
(°C)
(°C)
(V)
= 0 A
5.1
5
75
75
75
5.2
10
T
100
100
100
A
(°C)
–40
150
5.3
15
25
85
125
125
125
5.4
20
150
150
5.5
150
25
7