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INA118PB Datasheet(PDF) 2 Page - Texas Instruments |
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INA118PB Datasheet(HTML) 2 Page - Texas Instruments |
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2 / 16 page  2 ® INA118 INPUT Offset Voltage, RTI Initial TA = +25°C ±10 ± 50/G ±50 ± 500/G ±25 ±100/G ±125±1000/G µV vs Temperature TA = TMIN to TMAX ±0.2 ± 2/G ±0.5 ± 20/G ±0.2 ± 5/G ±1 ± 20/G µV/°C vs Power Supply VS = ±1.35V to ±18V ±1 ±10/G ±5 ± 100/G T ±10 ±100/G µV/V Long-Term Stability ±0.4 ±5/G T µV/mo Impedance, Differential 1010 || 1 T Ω || pF Common-Mode 1010 || 4 T Ω || pF Linear Input Voltage Range (V+) – 1 (V+) – 0.65 TT V (V–) + 1.1 (V–) + 0.95 TT V Safe Input Voltage ±40 T V Common-Mode Rejection VCM = ±10V, ∆RS = 1kΩ G = 1 80 90 73 T dB G = 10 97 110 89 T dB G = 100 107 120 98 T dB G = 1000 110 125 100 T dB BIAS CURRENT ±1 ±5 T ±10 nA vs Temperature ±40 T pA/ °C OFFSET CURRENT ±1 ±5 T ±10 nA vs Temperature ±40 T pA/ °C NOISE VOLTAGE, RTI G = 1000, RS = 0Ω f = 10Hz 11 T nV/ √Hz f = 100Hz 10 T nV/ √Hz f = 1kHz 10 T nV/ √Hz fB = 0.1Hz to 10Hz 0.28 T µVp-p Noise Current f=10Hz 2.0 T pA/ √Hz f=1kHz 0.3 T pA/ √Hz fB = 0.1Hz to 10Hz 80 T pAp-p GAIN Gain Equation 1 + (50k Ω/R G) T V/V Range of Gain 1 10000 TT V/V Gain Error G = 1 ±0.01 ±0.024 T ±0.1 % G = 10 ±0.02 ±0.4 T ±0.5 % G = 100 ±0.05 ±0.5 T ±0.7 % G = 1000 ±0.5 ±1 T ±2% Gain vs Temperature G = 1 ±1 ±10 T ±10 ppm/ °C 50k Ω Resistance(1) ±25 ±100 TT ppm/ °C Nonlinearity G = 1 ±0.0003 ±0.001 T ±0.002 % of FSR G = 10 ±0.0005 ±0.002 T ±0.004 % of FSR G = 100 ±0.0005 ±0.002 T ±0.004 % of FSR G = 1000 ±0.002 ±0.01 T ±0.02 % of FSR OUTPUT Voltage: Positive RL = 10kΩ (V+) – 1 (V+) – 0.8 TT V Negative RL = 10kΩ (V–) + 0.35 (V–) + 0.2 TT V Single Supply High VS = +2.7V/0V(2), RL = 10kΩ 1.8 2.0 TT V Single Supply Low VS = +2.7V/0V(2), RL = 10kΩ 60 35 TT mV Load Capacitance Stability 1000 T pF Short Circuit Current +5/–12 T mA FREQUENCY RESPONSE Bandwidth, –3dB G = 1 800 T kHz G = 10 500 T kHz G = 100 70 T kHz G = 1000 7 T kHz Slew Rate VO = ±10V, G = 10 0.9 T V/ µs Settling Time, 0.01% G = 1 15 T µs G = 10 15 T µs G = 100 21 T µs G = 1000 210 T µs Overload Recovery 50% Overdrive 20 T µs POWER SUPPLY Voltage Range ±1.35 ±15 ±18 TT T V Current VIN = 0V ±350 ±385 TT µA TEMPERATURE RANGE Specification –40 85 TT °C Operating –40 125 TT °C θ JA 80 T °C/W INA118PB, UB INA118P, U PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS SPECIFICATIONS ELECTRICAL At TA = +25°C, VS = ±15V, RL = 10kΩ unless otherwise noted. T Specification same as INA118PB, UB. NOTE: (1) Temperature coefficient of the “50k Ω” term in the gain equation. (2) Common-mode input voltage range is limited. See text for discussion of low power supply and single power supply operation. |
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