Datasheet ACS714 (Allegro) - 7
| Fabricante | Allegro |
| Descripción | Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor |
| Páginas / Página | 19 / 7 — Automotive Grade, Fully Integrated, Hall-Effect-Based Linear Current … |
| Formato / tamaño de archivo | PDF / 1.2 Mb |
| Idioma del documento | Inglés |
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 x20A 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 –20 – 20 A Sensitivity Sens Over full range of IP, TA = 25°C 96 100 104 mV/A Noise V Peak-to-peak, TA = 25°C, 100 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = open, 2 kHz bandwidth – 11 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.34 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.07 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.017 – mV/A/°C TA = 25°C to 150°C – –0.004 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –30 – 30 mV Total Output Error2 ETOT IP = ±20 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 = 20 A. Output filtered.
x20A 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 –20 – 20 A Over full range of I Sensitivity Sens P, TA = 25°C – 100 – mV/A Over full range of IP, TA = –40°C to 150°C 94 – 104 mV/A Noise V Peak-to-peak, TA = 25°C, 100 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = out, 2 kHz bandwidth – 11 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.34 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.07 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.017 – mV/A/°C TA = 25°C to 150°C – –0.004 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –40 – 40 mV I Total Output Error2 E P = ±20 A, TA = 25°C – ±1.5 – % TOT IP = ±20 A, TA = –40°C to 150°C –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 = 20 A. Output filtered. 6 Allegro MicroSystems 955 Perimeter Road Manchester, NH 03103-3353 U.S.A. www.allegromicro.com
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 –20 – 20 A Sensitivity Sens Over full range of IP, TA = 25°C 96 100 104 mV/A Noise V Peak-to-peak, TA = 25°C, 100 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = open, 2 kHz bandwidth – 11 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.34 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.07 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.017 – mV/A/°C TA = 25°C to 150°C – –0.004 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –30 – 30 mV Total Output Error2 ETOT IP = ±20 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 = 20 A. Output filtered.
x20A 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 –20 – 20 A Over full range of I Sensitivity Sens P, TA = 25°C – 100 – mV/A Over full range of IP, TA = –40°C to 150°C 94 – 104 mV/A Noise V Peak-to-peak, TA = 25°C, 100 mV/A programmed Sensitivity, NOISE(PP) CF = 47 nF, COUT = out, 2 kHz bandwidth – 11 – mV T Zero Current Output Slope ∆V A = –40°C to 25°C – –0.34 – mV/°C OUT(Q) TA = 25°C to 150°C – –0.07 – mV/°C T Sensitivity Slope ∆Sens A = –40°C to 25°C – 0.017 – mV/A/°C TA = 25°C to 150°C – –0.004 – mV/A/°C Electrical Output Voltage VOE IP = 0 A –40 – 40 mV I Total Output Error2 E P = ±20 A, TA = 25°C – ±1.5 – % TOT IP = ±20 A, TA = –40°C to 150°C –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 = 20 A. Output filtered. 6 Allegro MicroSystems 955 Perimeter Road Manchester, NH 03103-3353 U.S.A. www.allegromicro.com