ACS715 データシートの表示（PDF） - Allegro MicroSystems
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ACS715 Datasheet PDF : 13 Pages
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ACS715
Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor
with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
x30A PERFORMANCE CHARACTERISTICS over Range E: TA = –40°C to 85°C1, CF = 1 nF, and VCC = 5 V, unless otherwise specified
Characteristic
Symbol
Test Conditions
Min. Typ. Max. Units
Optimized Accuracy Range
IP
0
–
30
A
Sensitivity
Sens Over full range of IP, IP applied for 5ms; TA = 25°C
129
133
137 mV/A
Noise
VNOISE(PP)
Peak-to-peak, TA = 25°C, 2 kHz external filter, 133 mV/A pro-
grammed Sensitivity, CF = 47 nF, COUT = 10 nF, 2 kHz bandwidth
–
15
–
mV
Zero Current Output Slope
∆IOUT(Q)
TA = –40°C to 25°C
TA = 25°C to 150°C
–
0.06
–
mV/°C
–
0.1
–
mV/°C
Sensitivity Slope
∆Sens
TA = –40°C to 25°C
TA = 25°C to 150°C
–
0.007
– mV/A/°C
–
–0.025
– mV/A/°C
Electrical Offset Voltage
VOE
IP = 0 A
–30
–
30
mV
Total Output Error2
ETOT IP = 30 A, IP applied for 5 ms; TA = 25°C
–
±1.5
–
%
1Device may be operated at higher primary current levels, IP, and ambient temperatures, TA, provided that the Maximum Junction Temperature,
TJ(max), is not exceeded.
2Percentage of IP, with IP = 30 A. Output filtered.
x30A PERFORMANCE CHARACTERISTICS over Range L: TA = –40°C to 150°C1, CF = 1 nF, and VCC = 5 V, unless otherwise specified
Characteristic
Symbol
Test Conditions
Min. Typ. Max. Units
Optimized Accuracy Range
IP
0
–
30
A
Sensitivity
Sens
Over full range of IP , IP applied for 5ms; TA = 25°C
Over full range of IP, TA = –40°C to 150°C
–
133
–
mV/A
125
–
137 mV/A
Noise
VNOISE(PP)
Peak-to-peak, TA = 25°C, 2 kHz external filter, 133 mV/A pro-
grammed Sensitivity, CF = 47 nF, COUT = 10 nF, 2 kHz bandwidth
–
15
–
mV
Zero Current Output Slope
∆IOUT(Q)
TA = –40°C to 25°C
TA = 25°C to 150°C
–
0.06
–
mV/°C
–
0.1
–
mV/°C
Sensitivity Slope
∆Sens
TA = –40°C to 25°C
TA = 25°C to 150°C
–
0.007
– mV/A/°C
– –0.025 – mV/A/°C
Electrical Offset Voltage
VOE
IP = 0 A
–40
–
40
mV
Total Output Error2
ETOT
IP = 30 A, IP applied for 5 ms; TA = 25°C
IP = 30 A, IP applied for 5 ms; TA = –40° to 150°C
–
±1.5
–
%
–5
–
5
%
1Device may be operated at higher primary current levels, IP, and ambient temperatures, TA, provided that the Maximum Junction Temperature,
TJ(max), is not exceeded.
2Percentage of IP, with IP = 30 A. Output filtered.
Allegro MicroSystems, Inc.
6
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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