INA241A-Q1

INA241x-Q1 AEC-Q100, –5 V to 110 V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto+125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Su

INA241A-Q1

INA241x-Q1 AEC-Q100, –5 V to 110 V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto+125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Su

INA241A-Q1

INA241x-Q1 AEC-Q100, –5 V to 110 V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto+125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Su

INA241A-Q1

INA241x –5 V to 110 V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Supportsswitchingfrequenciesupto125kHz •Widecommon-modevoltage: –Operationalvoltage:−5Vto+110V –Survivalvoltage:−20Vto+120V •Bidirectionaloperation •Highsmallsi

INA241A-Q1

INA241x-Q1 AEC-Q100, –5 V to 110 V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto+125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Su

INA241A-Q1

INA241x –5 V to 110 V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Supportsswitchingfrequenciesupto125kHz •Widecommon-modevoltage: –Operationalvoltage:−5Vto+110V –Survivalvoltage:−20Vto+120V •Bidirectionaloperation •Highsmallsi

INA241A-Q1

INA241x-Q1 AEC-Q100, –5V to 110V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Sup

INA241A-Q1

INA241x-Q1 AEC-Q100, –5V to 110V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Sup

INA241A-Q1

INA241x-Q1 AEC-Q100, –5V to 110V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection

1Features •AEC-Q100qualifiedforautomotiveapplications: –Temperaturegrade1:−40°Cto125°C,TA •FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign •EnhancedPWMrejectionoptimizedforsystems subjecttoswitchingcommon-modevoltages –Sup

INA241A-Q1

具有增强型 PWM 抑制功能且符合 AEC-Q100 标准的 -4V 至 110V、双向、超精密电流检测放大器; • AEC-Q100 qualified for automotive applications: \n• Temperature grade 1: −40°C to +125°C, TA \n \n• Functional Safety-Capable \n• Documentation available to aid functional safety system design \n \n• Enhanced PWM rejection optimized for systems subject to switching common-mode voltages \n• Supports switching frequencies up to 125 kHz\n \n• Wide common-mode voltage: \n• Operational voltage: −5 V to +110 V\n• Survival voltage: −20 V to +120 V\n \n• Bidirectional operation\n• High small signal bandwidth: 1.1 MHz (at all gains)\n• Slew rate: 8 V/µs\n• Step response settling time to 1%: 1 µs\n• Excellent CMRR \n• 166 dB DC-CMRR\n• 104 dB AC-CMRR at 100 kHz\n• 89 dB AC-CMRR at 1 MHz\n \n• Accuracy: \n• Gain error (maximum) \n• Version A: ±0.01%, ±1 ppm/°C drift\n• Version B: ±0.1%, ±5 ppm/°C drift\n \n• Offset voltage (maximum) \n• Version A: ±10 µV, ±0.1 µV/°C drift\n• Version B: ±150 µV, ±0.5 µV/°C drift\n \n \n• Available gains: \n• INA241A1-Q1 : 10 V/V\n• INA241A2-Q1 : 20 V/V\n• INA241A3-Q1 : 50 V/V\n• INA241A4-Q1 : 100 V/V\n• INA241A5-Q1 : 200 V/V\n \n• Package options: SOT23-8, VSSOP-8, SOIC-8;

INA241x-Q1 是一款超精密双向电流检测放大器，可在 -5 V 至 110V 的宽共模范围内测量分流电阻器上的压降，与电源电压无关。该器件在 ±10µV（最大值）的低失调电压、±0.01%（最大值）的小增益误差和 166dB（典型值）的高直流 CMRR 等特性的综合作用下，可实现高精度电流测量。 INA241x-Q1 适用于开关系统中的高压双向测量，这些系统在器件输入端会出现高共模瞬态电压。由于输入端的共模电压转换， INA241x-Q1 内部的增强型 PWM 抑制电路可确保输出端的信号干扰最小。\n\n INA241x-Q1 由 2.7V 至 20V 的单电源供电，消耗 2.5mA 的电源电流。 INA241x-Q1 有五个增益选项：10V/V、20V/V、50V/V、100V/V 和 200V/V。运用多个增益选项，可实现在可用的分流电阻值和宽输出动态范围要求之间进行优化。\n\n INA241x-Q1 的额定工作温度范围为 -40°C 至 +125°C。