Datasheet ACS714 (Allegro) - 6
| 制造商 | Allegro |
| 描述 | Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor |
| 页数 / 页 | 19 / 6 — Automotive Grade, Fully Integrated, Hall-Effect-Based Linear Current … |
| 文件格式/大小 | PDF / 1.2 Mb |
| 文件语言 | 英语 |
Automotive Grade, Fully Integrated, Hall-Effect-Based Linear Current Sensor IC. ACS714
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Automotive Grade, Fully Integrated, Hall-Effect-Based Linear Current Sensor IC ACS714 with 2.1 kVRMS Voltage Isolation and Low-Resistance Current Conductor x05B PERFORMANCE CHARACTERISTICS1 over Range E:
TA = –40°C to 85°C, CF = 1 nF, and VCC = 5 V, unless otherwise specified
Characteristic Symbol Test Conditions Min. Typ. Max. Units
Optimized Accuracy Range IP –5 – 5 A Sensitivity Sens Over full range of IP, TA = 25°C 180 185 190 mV/A Noise V Peak-to-peak, TA = 25°C, 185 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = open, 2 kHz bandwidth – 21 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.26 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.08 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.054 – mV/A/°C TA = 25°C to 150°C – –0.008 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –40 – 40 mV Total Output Error2 ETOT IP =±5 A, 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 = 5 A. Output filtered.
x05B PERFORMANCE CHARACTERISTICS1 over Range L:
TA = –40°C to 150°C, CF = 1 nF, and VCC = 5 V, unless otherwise specified
Characteristic Symbol Test Conditions Min. Typ. Max. Units
Optimized Accuracy Range IP –5 – 5 A Sensitivity Sens Over full range of IP, TA = 25°C – 185 – mV/A Noise V Peak-to-peak, TA = 25°C, 185 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = open, 2 kHz bandwidth – 21 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.26 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.08 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.054 – mV/A/°C TA = 25°C to 150°C – –0.008 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –60 – 60 mV I Total Output Error2 E P =±5 A, TA = 25°C – ±1.5 – % TOT IP =±5 A, TA = –40°C to 150°C –7 – 7 % 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 = 5 A. Output filtered. 5 Allegro MicroSystems 955 Perimeter Road Manchester, NH 03103-3353 U.S.A. www.allegromicro.com
TA = –40°C to 85°C, CF = 1 nF, and VCC = 5 V, unless otherwise specified
Characteristic Symbol Test Conditions Min. Typ. Max. Units
Optimized Accuracy Range IP –5 – 5 A Sensitivity Sens Over full range of IP, TA = 25°C 180 185 190 mV/A Noise V Peak-to-peak, TA = 25°C, 185 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = open, 2 kHz bandwidth – 21 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.26 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.08 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.054 – mV/A/°C TA = 25°C to 150°C – –0.008 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –40 – 40 mV Total Output Error2 ETOT IP =±5 A, 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 = 5 A. Output filtered.
x05B PERFORMANCE CHARACTERISTICS1 over Range L:
TA = –40°C to 150°C, CF = 1 nF, and VCC = 5 V, unless otherwise specified
Characteristic Symbol Test Conditions Min. Typ. Max. Units
Optimized Accuracy Range IP –5 – 5 A Sensitivity Sens Over full range of IP, TA = 25°C – 185 – mV/A Noise V Peak-to-peak, TA = 25°C, 185 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = open, 2 kHz bandwidth – 21 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.26 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.08 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.054 – mV/A/°C TA = 25°C to 150°C – –0.008 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –60 – 60 mV I Total Output Error2 E P =±5 A, TA = 25°C – ±1.5 – % TOT IP =±5 A, TA = –40°C to 150°C –7 – 7 % 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 = 5 A. Output filtered. 5 Allegro MicroSystems 955 Perimeter Road Manchester, NH 03103-3353 U.S.A. www.allegromicro.com