ACS710
120 kHz Bandwidth, High Voltage Isolation
Current Sensor with Integrated Overcurrent Detection
Characteristic Performance
ACS710 Bandwidth versus External Capacitor Value, CF
Capacitor connected between FILTER pin and GND
1000
100
10
1
0.1
0.01
0.1
1
10
Capacitance (nF)
100
1000
1000
900
800
700
600
500
400
0
1600
1400
1200
1000
800
600
400
200
0
0
ACS710 Noise versus External Capacitor Value, CF
Capacitor connected between FILTER pin and GND
ACS710x-25C
VCC = 5 V
10
20
30
40
50
Capacitance (nF)
900
800
700
600
500
400
300
0
ACS710x-25C
VCC = 3.3 V
10
20
30
40
50
Capacitance (nF)
ACS710x-12C
VCC = 5 V
10
20
30
40
50
Capacitance (nF)
1600
1400
1200
1000
800
600
400
200
0
0
ACS710x-12C
VCC = 3.3 V
10
20
30
40
50
Capacitance (nF)
Allegro MicroSystems, LLC
10
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com