LT1097 WUTYPICAL PERFORMANCE CHARACTERISTICSOutput Short Circuit Current vs Time 20 15 10 SOURCING 5 VS = ±15V TA = 25°C 0 –5 –10 SHORT CIRCUIT CURRENT (mA) SINKING –15 –20 0 1 2 3 TIME FROM OUTPUT SHORT (MINUTES) 1097 • G07 0.1Hz to 10Hz Noise0.01Hz to 10Hz Noise VS = ±1.2V TO ±20V VS = ±1.2V TO ±20V TA = 25°C TA = 25°C µV/DIV) µV/DIV) µV 0.4 NOISE VOLTAGE (0.4 NOISE VOLTAGE (0.4 0 2 4 6 8 10 0 20 40 60 80 100 TIME (SECONDS) TIME (SECONDS) 1097 • G08 1097 • G09 Noise SpectrumVoltage Gain 1000 –30 T V A = 25°C s = ±15 V V T S = ±1.2V TO ±20V –20 A = 25°C √Hz) √Hz) µV) 100 –10 CURRENT NOISE RL = 10k 0 RL = 10k VOLTAGE NOISE RL = 2k 10 10 RL = 2k 1/f CORNER 2.5Hz 1/f CORNER VOLTAGE NOISE DENSITY (nV CURRENT NOISE DENSITY (fA CHANGE IN OFFSET VOLTAGE ( 20 140Hz 1 30 1 10 100 1000 –15 –10 –5 0 5 10 15 FREQUENCY (Hz) OUTPUT VOLTAGE (V) 1097 • G10 1097 • G11 5