Precision, Low Power Instrumentation Amplifier
Precision, Low Power Instrumentation Amplifier
Precision, Low Power Instrumentation Amplifier
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TYPICAL PERFORMANCE CURVES (CONT)At T A = +25°C, V S = ±15V, unless otherwise noted.160POSITIVE POWER SUPPLY REJECTIONvs FREQUENCY160NEGATIVE POWER SUPPLY REJECTIONvs FREQUENCY<strong>Power</strong> Supply Rejection (dB)14012010080604020G = 1000G = 100G = 10G = 1<strong>Power</strong> Supply Rejection (dB)14012010080604020G = 1000G = 100G = 10G = 101 10 100 1k 10k 100kFrequency (Hz)010 100 1k 10k 100kFrequency (Hz)Input-Referred Noise Voltage (nV/√ Hz)1k100101INPUT- REFERRED NOISE VOLTAGEvs FREQUENCYFrequency (Hz)G = 1G = 10G = 100, 1000G = 1000 BW Limit1 10 1001kCurrent Noise(All Gains)1001010.110kInput Bias Current Noise (pA/√ Hz)Settling Time (µs)100010010SETTLING TIME vs GAINR L = 10kΩC L = 100pF1 10 100 1000Gain (V/V)0.01%0.1%Quiescent Current (µA)500400300QUIESCENT CURRENT and SLEW RATEvs TEMPERATURE2000–75 –50 –25 0 25 50 75 100 125Temperature (°C)Slew RateI QV S = ±15VV S = ±1.35V1.510.5Slew Rate (V/µs)Input Bias Current (mA)INPUT BIAS CURRENTvs INPUT OVERLOAD VOLTAGE108642G = 10000G = 1–2–4–6–8–10G = 1G = 1000–40 0 40Overload Voltage (V)5INA118®
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