Precision, Low Power Instrumentation Amplifier
Precision, Low Power Instrumentation Amplifier Precision, Low Power Instrumentation Amplifier
TYPICAL PERFORMANCE CURVES (CONT)At T A = +25°C, V S = ±15V, unless otherwise noted.Offset Voltage Change (µV)OFFSET VOLTAGE vs WARM-UP TIME10864G = 100020–2–4–6–8–100 0.5 1.0 1.5 2.0 2.5 3.0Time from Power Supply Turn On (ms)Input Bias and Offset Current (nA)INPUT BIAS AND OFFSET CURRENTvs TEMPERATURE54I OS32±I b10–1–2–3–4–5–75 –50 –25 0 25 50 75 100 125Temperature (°C)Output Voltage Swing (V)V+(V+) –0.4(V+) –0.8(V–)+0.8(V–)+0.4OUTPUT VOLTAGE SWING vs OUTPUT CURRENTPositiveSingle Power Supply, V– = 0VGround-Referred LoadV S ≤ ±5VV S = ±15VNegativeV–0 1 2 3 4Output Current (mA)Output Voltage Swing (V)OUTPUT VOLTAGE SWINGvs POWER SUPPLY VOLTAGEV+(V+) –0.2Positive(V+) –0.4+85°C +25°C(V+) –0.6(V+) –0.8(V+) –1–40°CR L = 10kΩ(V–) +0.4+85°CNegative+25°C(V–) +0.2–40°CV–0 ±5 ±10 ±15 ±20Power Supply Voltage (V)16OUTPUT CURRENT LIMIT vs TEMPERATURE32MAXIMUM OUTPUT SWING vs FREQUENCYG = 10, 100Short Circuit Current (mA)1412108642–|I CL|+|I CL |Peak-to-Peak Output Voltage (V)282420161284G = 1G = 10000–75 –50 –25 0 25 50 75 100 125Temperature (°C)0100 1k 10k 100k 1MFrequency (Hz)®INA1186
TYPICAL PERFORMANCE CURVES (CONT)At T A = +25°C, V S = ±15V, unless otherwise noted.1THD + N vs FREQUENCYINPUT-REFERRED NOISE, 0.1Hz to 10HzG = 10THD + N (%)0.10.01R L = 10kΩ0.1µV/div(Noise Floor)R L = ∞0.00120 100 1k 10k 20kFrequency (Hz)1s/divSMALL-SIGNAL RESPONSESMALL-SIGNAL RESPONSEG = 1G = 10020mV/div20mV/divG = 10G = 100010µs/div100µs/divLARGE-SIGNAL RESPONSELARGE-SIGNAL RESPONSEG = 1G = 1005V/div5V/divG = 10G = 1000100µs/div100µs/div7INA118®
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TYPICAL PERFORMANCE CURVES (CONT)At T A = +25°C, V S = ±15V, unless otherwise noted.1THD + N vs FREQUENCYINPUT-REFERRED NOISE, 0.1Hz to 10HzG = 10THD + N (%)0.10.01R L = 10kΩ0.1µV/div(Noise Floor)R L = ∞0.00120 100 1k 10k 20kFrequency (Hz)1s/divSMALL-SIGNAL RESPONSESMALL-SIGNAL RESPONSEG = 1G = 10020mV/div20mV/divG = 10G = 100010µs/div100µs/divLARGE-SIGNAL RESPONSELARGE-SIGNAL RESPONSEG = 1G = 1005V/div5V/divG = 10G = 1000100µs/div100µs/div7INA118®
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