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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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INA128 Fiches technique(PDF) 3 Page - Texas Instruments |
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INA128 Fiches technique(HTML) 3 Page - Texas Instruments |
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3 / 20 page  INA128 INA129 SBOS051B − OCTOBER 1995 − REVISED FEBRUARY 2005 www.ti.com 3 ELECTRICAL CHARACTERISTICS At TA = +25°C, VS = ±15V, RL = 10kΩ, unless otherwise noted. INA128P, U INA129P. U INA128PA, UA INA129PA, UA PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNIT INPUT Offset Voltage, RTI Initial TA = +25°C ±10±100/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 = ±2.25V to ±18V ±0.2±20/G ±1±100/G ∗ ±2±200/G µV/V Long-Term Stability ±0.1±3/G ∗ µV/mo Impedance, Differential 1010 || 2 ∗ Ω || pF Common-Mode 1011 || 9 ∗ Ω || pF Common-Mode Voltage Range(1) VO = 0V (V+) − 2 (V+) − 1.4 ∗ ∗ V (V−) + 2 (V−) + 1.7 ∗ ∗ V Safe Input Voltage ±40 ∗ V Common-Mode Rejection VCM =±13V, ∆RS = 1kΩ G = 1 80 86 73 ∗ dB G = 10 100 106 93 ∗ dB G = 100 120 125 110 ∗ dB G = 1000 120 130 110 ∗ dB BIAS CURRENT ±2 ±5 ∗ ±10 nA vs Temperature ±30 ∗ pA/ °C Offset Current ±1 ±5 ∗ ±10 nA vs Temperature ±30 ∗ pA/ °C NOISE VOLTAGE, RTI G = 1000, RS = 0Ω f = 10Hz 10 ∗ nV/ √Hz f = 100Hz 8 ∗ nV/ √Hz f = 1kHz 8 ∗ nV/ √Hz fB = 0.1Hz to 10Hz 0.2 ∗ µVPP Noise Current f = 10Hz 0.9 ∗ pA/ √Hz f = 1kHz 0.3 ∗ pA/ √Hz fB = 0.1Hz to 10Hz 30 ∗ pAPP GAIN Gain Equation, INA128 1 + (50k Ω/RG) ∗ V/V Gain Equation, INA129 1 + (49.4k Ω/RG) ∗ V/V Range of Gain 1 10000 ∗ ∗ V/V Gain Error G = 1 ±0.01 ±0.024 ∗ ±0.1 % G = 10 ±0.02 ±0.4 ∗ ±0.5 % G = 100 ±0.05 ±0.5 ∗ ±0.7 % G = 1000 ±0.5 ±1 ∗ ±2 % Gain vs Temperature(2) G = 1 ±1 ±10 ∗ ∗ ppm/ °C 50k Ω (or 49.4kΩ) Resistance(2)(3) ±25 ±100 ∗ ∗ ppm/ °C Nonlinearity VO = ±13.6V, G = 1 ±0.0001 ±0.001 ∗ ±0.002 % of FSR G = 10 ±0.0003 ±0.002 ∗ ±0.004 % of FSR G = 100 ±0.0005 ±0.002 ∗ ±0.004 % of FSR G = 1000 ±0.001 (4) ∗ ∗ % of FSR NOTE: ∗ Specification is same as INA128P, U or INA129P, U. (1) Input common-mode range varies with output voltage — see typical curves. (2) Specified by wafer test. (3) Temperature coefficient of the 50kΩ (or 49.4kΩ) term in the gain equation. (4) Nonlinearity measurements in G = 1000 are dominated by noise. Typical nonlinearity is ±0.001%. |
Numéro de pièce similaire - INA128 |
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Description similaire - INA128 |
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