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INA240A3 Datasheet(PDF) 5 Page - Texas Instruments |
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INA240A3 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 35 page 5 INA240 www.ti.com SBOS662A – JULY 2016 – REVISED OCTOBER 2016 Product Folder Links: INA240 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated (1) See Figure 13. (2) See the Input Signal Bandwidth section for more details. 7.5 Electrical Characteristics at TA = 25 °C, VS = 5 V, VSENSE = VIN+ – VIN–, VCM = 12 V, and VREF1 = VREF2 = VS / 2 (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT VCM Common-mode input range VIN+ = –4 V to 80 V, VSENSE = 0 mV, TA = – 40°C to +125°C –4 80 V CMRR Common-mode rejection ratio VIN+ = –4 V to 80 V, VSENSE = 0 mV, TA = –40°C to +125°C 120 132 dB f = 50 kHz 93 VOS Offset voltage, input-referred VSENSE = 0 mV ±5 ±25 µV dVOS/dT Offset voltage drift VSENSE = 0 mV, TA = –40°C to +125°C ±50 ±250 nV/°C PSRR Power-supply rejection ratio VS = 2.7 V to 5.5 V, VSENSE = 0 mV, TA = –40°C to +125°C ±1 ±10 µV/V IB Input bias current IB+, IB–, VSENSE = 0 mV 90 µA Reference input range 0 VS V OUTPUT G Gain INA240A1 20 V/V INA240A2 50 INA240A3 100 INA240A4 200 Gain error GND + 50 mV ≤ VOUT ≤ VS – 200 mV ±0.05% ±0.20% TA = –40°C to +125°C ±0.5 ±2.5 ppm/°C Non-linearity error GND + 10 mV ≤ VOUT ≤ VS – 200 mV ±0.01% Reference divider accuracy VOUT = |(VREF1 – VREF2)| / 2 at VSENSE = 0 mV, TA = –40°C to +125°C 0.02% 0.1% RVRR Reference voltage rejection ratio (input-referred) INA240A1 20 µV/V INA240A3 5 INA240A2, INA240A4 2 Maximum capacitive load No sustained oscillation 1 nF VOLTAGE OUTPUT(1) Swing to VS power-supply rail RL = 10 kΩ to GND, TA = –40°C to +125°C VS – 0.05 VS – 0.2 V Swing to GND RL = 10 kΩ to GND, VSENSE = 0 mV, VREF1 = VREF2 = 0 V, TA = –40°C to +125°C VGND + 1 VGND + 10 mV FREQUENCY RESPONSE BW Bandwidth All gains, –3-dB bandwidth 400 kHz All gains, 2% THD+N(2) 100 Settling time - output settles to 0.5% of final value INA240A1 9.6 µs INA240A4 9.8 SR Slew rate 2 V/µs NOISE (Input Referred) Voltage noise density 40 nV/ √Hz POWER SUPPLY VS Operating voltage range TA = –40°C to +125°C 2.7 5.5 V IQ Quiescent current VSENSE = 0 mV 1.8 2.4 mA IQ vs temperature, TA = –40°C to +125°C 2.6 TEMPERATURE RANGE Specified range –40 125 °C |
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