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INA290 Datasheet(PDF) 5 Page - Texas Instruments |
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INA290 Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 27 page  5 INA290 www.ti.com SBOS961 – JUNE 2020 Product Folder Links: INA290 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated 6.5 Electrical Characteristics at TA = 25 °C, VS = 5 V, VSENSE = VIN+ – VIN– = 0.5 V / Gain, VCM = VIN– = 48 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT CMRR Common-mode rejection ratio VCM = 2.7 V to 120 V, TA = –40 °C to +125 °C 140 160 dB f = 50 kHz 85 Vos Offset voltage, input referred A1 devices 5 ±25 µV A2 devices 3 ±20 A3 devices 3 ±15 A4, A5 devices 2 ±12 dVos/dT Offset voltage drift TA = –40 °C to +125 °C 0.2 µV/ ℃ PSRR Power supply rejection ratio, input refered VS = 2.7 V to 20 V, TA = –40 °C to +125 °C 0.05 ±0.5 µV/V IB Input bias current IB+, VSENSE = 0 mV 10 20 30 µA IB–, VSENSE = 0 mV 10 20 30 OUTPUT G Gain A1 devices 20 V/V A2 devices 50 A3 devices 100 A4 devices 200 A5 devices 500 Gain error A1, A2, A3 devices, GND + 50 mV ≤ VOUT ≤ VS – 200 mV 0.02 ±0.1 % A4, A5 devices, GND + 50 mV ≤ VOUT ≤ VS – 200 mV 0.02 ±0.15 Gain error drift TA = –40 °C to +125 °C 1.5 5 ppm/°C Nonlinearity error 0.01 % Maximum capacitive load No sustained oscillations, no isolation resistor 500 pF VOLTAGE OUTPUT Swing to VS power supply rail RLOAD = 10 kΩ, TA = –40 °C to +125 °C VS – 0.07 VS – 0.2 V Swing to ground RLOAD = 10 kΩ, VSENSE = 0 V, TA = –40 °C to +125 °C 0.005 0.025 V FREQUENCY RESPONSE BW Bandwidth A1 devices, CLOAD = 5 pF, VSENSE = 200 mV 1100 kHz A2 devices, CLOAD = 5 pF, VSENSE = 80 mV 1100 A3 devices, CLOAD = 5 pF, VSENSE = 40 mV 900 A4 devices, CLOAD = 5 pF, VSENSE = 20 mV 850 A5 devices, CLOAD = 5 pF, VSENSE = 8 mV 800 SR Slew rate 2 V/µs Settling time VOUT =4 V ± 0.1 V step, output settles to 0.5% 9 µs VOUT =4 V ± 0.1 V step, output settles to 1% 5 NOISE Ven Voltage noise density 50 nV/ √Hz POWER SUPPLY VS Supply voltage TA = –40 °C to +125 °C 2.7 20 V IQ Quiescent current, INA290 370 500 µA TA = –40 °C to +125 °C 600 |
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