ACS713
Fully Integrated, Hall Effect-Based Linear Current Sensor IC
with 2.1 kVRMS Isolation and a Low-Resistance Current Conductor
x20A PERFORMANCE CHARACTERISTICS T A = –40°C to 85°C 1 ; V CC = 5 V, unless otherwise specified
Characteristic
Optimized Accuracy Range
Sensitivity
Symbol
I P
Sens
Test Conditions
Over full range of I P, T A = 25°C
Min.
0
178
Typ.
185
Max.
20
190
Units
A
mV/A
Noise
Peak-to-peak, T A = 25°C, 2 kHz external filter, 185 mV/A
V NOISE(PP) programmed Sensitivity, C F = 47 nF, C OUT = 10 nF, 2 kHz
bandwidth
21
mV
Zero Current Output Slope
Sensitivity Slope
Total Output Error 2
? V OUT(Q)
? Sens
E TOT
T A = –40°C to 25°C
T A = 25°C to 150°C
T A = –40°C to 25°C
T A = 25°C to 150°C
I P = 20 A , I P applied for 5 ms; T A = 25°C
0.08
0.16
0.035
0.019
±1.5
mV/°C
mV/°C
mV/A/°C
mV/A/°C
%
1 Device may be operated at higher primary current levels, I P , and ambient temperatures, T A , provided that the Maximum Junction Temperature,
T J (max), is not exceeded.
2 Percentage of I P , with I P = 20 A. Output filtered.
x30A PERFORMANCE CHARACTERISTICS T A = –40°C to 85°C 1 ; V CC = 5 V, unless otherwise specified
Characteristic
Optimized Accuracy Range
Sensitivity
Symbol
I P
Sens
Test Conditions
Over full range of I P, T A = 25°C
Min.
0
129
Typ.
133
Max.
30
137
Units
A
mV/A
Noise
Peak-to-peak, T A = 25°C, 2 kHz external filter, 133 mV/A
V NOISE(PP) programmed Sensitivity, C F = 47 nF, C OUT = 10 nF, 2 kHz
bandwidth
15
mV
Zero Current Output Slope
Sensitivity Slope
Total Output Error 2
? V OUT(Q)
? Sens
E TOT
T A = –40°C to 25°C
T A = 25°C to 150°C
T A = –40°C to 25°C
T A = 25°C to 150°C
I P = 30 A , I P applied for 5 ms; T A = 25°C
0.06
0.1
0.007
–0.025
±1.5
mV/°C
mV/°C
mV/A/°C
mV/A/°C
%
1 Device may be operated at higher primary current levels, I P , and ambient temperatures, T A , provided that the Maximum Junction Temperature,
T J (max), is not exceeded.
2 Percentage of I P , with I P = 30 A. Output filtered.
Allegro MicroSystems, LLC
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
5
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