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INA2181A4IDGSR Datasheet(PDF) 7 Page - Texas Instruments |
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INA2181A4IDGSR Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 43 page  7 INA181, INA2181, INA4181 www.ti.com SBOS793B – APRIL 2017 – REVISED NOVEMBER 2017 Product Folder Links: INA181 INA2181 INA4181 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated (1) RTI = referred-to-input. (2) See Figure 19. (3) Swing specifications are tested with an overdriven input condition. 7.5 Electrical Characteristics at TA = 25°C, VS = 5 V, VREF = VS / 2, VIN+ = 12 V, and VSENSE = VIN+ – VIN– (unless otherwise noted) PARAMETER CONDITIONS MIN TYP MAX UNIT INPUT CMRR Common-mode rejection ratio, RTI (1) VIN+ = 0 V to 26 V, VSENSE = 0 mV, TA = –40°C to +125°C 84 100 dB VOS Offset voltage, RTI VSENSE = 0 mV ±100 ±500 μV VSENSE = 0 mV, VIN+ = 0 V ±25 ±150 μV dVOS/dT Offset drift, RTI VSENSE = 0 mV, TA = –40°C to +125°C 0.2 1 μV/°C PSRR Power-supply rejection ratio, RTI VS = 2.7 V to 5.5 V, VIN+ = 12 V, VSENSE = 0 mV ±8 ±40 μV/V IIB Input bias current VSENSE = 0 mV, VIN+ = 0 V -6 µA VSENSE = 0 mV 75 µA IIO Input offset current VSENSE = 0 mV ±0.05 µA OUTPUT G Gain A1 devices 20 V/V A2 devices 50 V/V A3 devices 100 V/V A4 devices 200 V/V EG Gain error VOUT = 0.5 V to VS – 0.5 V, TA = –40°C to +125°C ±0.1% ±1% Gain error vs temperature TA = –40°C to +125°C 1.5 20 ppm/°C Nonlinearity error VOUT = 0.5 V to VS – 0.5 V ±0.01% Maximum capacitive load No sustained oscillation 1 nF VOLTAGE OUTPUT (2) VSP Swing to VS power-supply rail (3) RL = 10 kΩ to GND, TA = –40°C to +125°C (VS) – 0.02 (VS) – 0.03 V VSN Swing to GND(3) RL = 10 kΩ to GND, TA = –40°C to +125°C (VGND) + 0.0005 (VGND) + 0.005 V FREQUENCY RESPONSE BW Bandwidth A1 devices, CLOAD = 10 pF 350 kHz A2 devices, CLOAD = 10 pF 210 kHz A3 devices, CLOAD = 10 pF 150 kHz A4 devices, CLOAD = 10 pF 105 kHz SR Slew rate 2 V/µs NOISE, RTI(1) Voltage noise density 40 nV/ √Hz POWER SUPPLY IQ Quiescent current INA181 VSENSE = 0 mV 195 260 µA VSENSE = 0 mV, TA = –40°C to +125°C 300 µA INA2181 (preview) VSENSE = 0 mV 340 450 µA VSENSE = 0 mV, TA = –40°C to +125°C 500 µA INA4181 (preview) VSENSE = 0 mV 690 900 µA VSENSE = 0 mV, TA = –40°C to +125°C 1000 µA |
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