LT1012A/LT1012 ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operatingtemperature range of 0 ° C ≤ TA ≤ 70 ° C. VS = ± 15V, VCM = 0V, unless otherwise noted.LT1012DLT1012S8SYMBOLPARAMETERCONDITIONSMINTYPMAXMINTYPMAXUNITS VOS Input Offset Voltage ● 25 140 30 200 µV (Note 3) ● 40 45 270 µV Average Temperature Coefficient of ● 0.3 1.7 0.3 1.8 µV/°C Input Offset Voltage IOS Input Offset Current ● 35 380 60 380 pA (Note 3) ● 45 80 500 pA Average Temperature Coefficient of ● 0.35 4.0 0.4 4.0 pA/°C Input Offset Current IB Input Bias Current ● ± 50 ± 420 ±100 ± 420 pA (Note 3) ● ± 65 ±150 ± 550 pA Average Temperature Coefficient of ● 0.4 5.0 0.5 5.0 pA/°C Input Bias Current AVOL Large-Signal Voltage Gain VOUT = ±12V, RL ≥ 10kΩ ● 150 1500 150 1500 V/mV VOUT = ±10V, RL ≥ 2kΩ ● 150 800 100 800 V/mV CMRR Common Mode Rejection Ratio VCM = ±13.5V ● 108 130 108 130 dB PSRR Power Supply Rejection Ratio VS = ±1.3V to ± 20V ● 108 128 108 128 dB Input Voltage Range ● ±13.5 ±13.5 V VOUT Output Voltage Swing RL = 10kΩ ● ±13 ±14 ±13 ±14 V IS Supply Current ● 400 800 400 800 µA Note 1: Absolute Maximum Ratings are those values beyond which the life Note 3: These specifications apply for VMIN ≤ VS ≤ ± 20V and of a device may be impaired. –13.5V ≤ VCM ≤ 13.5V (for VS = ± 15V). VMIN = ±1.2V at 25°C, ± 1.3V from Note 2: Differential input voltages greater than 1V will cause excessive 0°C to 70°C, ± 1.5V from – 55°C to 125°C. current to flow through the input protection diodes unless limiting Note 4: 10Hz noise voltage density is sample tested on every lot. Devices resistance is used. 100% tested at 10Hz are available on request. Note 5: This parameter is tested on a sample basis only. V+ Optional Offset Nulling and Overcompensation Circuits 5k TO 100k POT 1 Input offset voltage can be adjusted over a ± 800µV range 2 – 8 7 with a 5k to 100k potentiometer. 6 LT1012 OUT 3 5 The LT1012 is internally compensated for unity gain + 4 stability. The overcompensation capacitor, C C S, can be S used to improve capacitive load handling capability, to V– narrow noise bandwidth, or to stabilize circuits with gain LT1012A • EC01 in the feedback loop. sn1012 1012afbs 7
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