ACS714LLCTR-05B-T View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
ACS714LLCTR-05B-T
Allegro MicroSystems
'ACS714LLCTR-05B-T' PDF : 19 Pages View PDF
ACS714
Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor IC
with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
Characteristic Performance
IP = 50 A, unless otherwise specified
Mean Supply Current versus Ambient Temperature
9.8
9.7
9.6
9.5
9.4
VCC = 5 V
9.3
9.2
9.1
9.0
8.9
-50 -25 0
25 50 75 100 125 150
TA (°C)
Magnetic Offset versus Ambient Temperature
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
VCC = 5 V; IP = 0 A,
After excursion to 20 A
–3.5
–4.0
–4.5
–5.0
-50 -25 0
25 50 75 100 125 150
TA (°C)
Mean Total Output Error versus Ambient Temperature
8
6
4
2
0
–2
–4
–6
–8
–50 –25 0
25 50 75 100 125 150
TA (°C)
Output Voltage versus Sensed Current
5.0
4.5
4.0
3.5
VCC = 5 V
3.0
2.5
2.0
TA (°C)
1.5
–40
1.0
25
0.5
125
0
-40 -30 -20 -10 0
10 20 30 40
IP (A)
0 A Output Voltage versus Ambient Temperature
2526
2523
2520
2517
2514
2511
2508
2505
2502
2499
2496
2493
2490
2487
IP = 0 A
-50 -25 0 25 50 75 100 125 150
TA (°C)
Supply Current versus Supply Voltage
10.2
10.0
9.8
9.6
9.4
9.2
9.0
4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5
VCC (V)
Nonlinearity versus Ambient Temperature
0.50
0.45
0.40
0.35
0.30
VCC = 5 V
0.25
0.20
0.15
0.10
0.05
0
–50 –25 0
25 50 75 100 125 150
TA (°C)
Sensitivity versus Ambient Temperature
39.10
39.05
39.00
38.95
38.90
38.85
38.80
–50 –25 0
25 50 75 100 125 150
TA (°C)
Sensitivity versus Sensed Current
45.00
44.00
43.00
42.00
41.00
40.00
TA (°C)
–40
25
150
39.00
38.00
37.00
36.00
35.00
-40 -30 -20 -10 0 10 20 30 40
Ip (A)
0 A Output Voltage Current versus Ambient Temperature
0.70
0.60
0.50
0.40
0.30
IP = 0 A
0.20
0.10
0
–0.10
–0.20
–0.30
-50 -25 0 25 50 75 100 125 150
TA (°C)
Allegro MicroSystems, LLC
12
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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