Datasheet OPA128 (Texas Instruments) - 3

FabricanteTexas Instruments
DescripciónDifet Electrometer-Grade Operational Amplifier
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ELECTRICAL (FULL TEMPERATURE RANGE SPECIFICATIONS). OPA128JM. OPA128KM. OPA128LM. OPA128SM. PARAMETER. CONDITIONS. MIN. TYP. MAX. UNITS

ELECTRICAL (FULL TEMPERATURE RANGE SPECIFICATIONS) OPA128JM OPA128KM OPA128LM OPA128SM PARAMETER CONDITIONS MIN TYP MAX UNITS

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ELECTRICAL (FULL TEMPERATURE RANGE SPECIFICATIONS)
At V = ±15VDC and T = T and T , unless otherwise noted. CC A MIN MAX
OPA128JM OPA128KM OPA128LM OPA128SM PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS TEMPERATURE RANGE
Specification Range Ambient Temp. 0 +70 0 +70 0 +70 –55 +125 °C
INPUT BIAS CURRENT(1)
Input Bias Current VCM = 0VDC ±2.5 ±8 ±1.3 ±4 ±0.7 ±2 ±43 ±170 pA
OFFSET CURRENT(1)
Input Offset Current VCM = 0VDC 1.1 0.6 0.6 18 pA
OFFSET VOLTAGE(1)
Input Offset Voltage VCM = 0VDC ±2.2mV ±1mV ±750 ±1.5mV µV Average Drift ±20 ±10 ±5 ±10 µV/°C Supply Rejection 74 114 80 114 80 114 80 106 dB ±2 ±200 ±2 ±100 ±2 ±100 ±5 ±100 µV/V
VOLTAGE RANGE(2)
Common-Mode Input Range ±10 ±11 ±10 ±11 ±10 ±11 ±10 ±11 V Commmon-Mode Rejection VIN = ±10VDC 74 112 80 112 80 112 74 104 dB
OPEN-LOOP GAIN, DC
Open-Loop Voltage Gain RL ≥ 2kΩ 90 125 104 125 104 125 90 122 dB
RATED OUTPUT
Voltage Output RL = 2k ±10 ±10 ±10 ±10 V Current Output VO = ±10VDC ±5 ±5 ±5 ±5 mA Short Circuit Current VO = 0VDC 10 22 10 22 10 22 10 18 mA
POWER SUPPLY
Current, Quiescent I = 0mADC 0.9 1.8 0.9 1.8 0.9 1.8 0.9 2 mA NOTES: (1) Offset voltage, offset current, and bias current are measured with the units fully warmed up. (2) If it is possible for the input voltage to exceed the supply voltage, a series protection resistor should be added to limit input current to 0.5mA. The input devices can withstand overload currents of 0.3mA indefinitely without damage.
CONNECTION DIAGRAM ORDERING INFORMATION TEMPERATURE BIAS CURRENT, Top View PRODUCT PACKAGE RANGE max (fA)
Substrate and Case OPA128JM TO-99 0°C to +70°C ±300 8 Offset OPA128KM TO-99 0°C to +70°C ±150 1 7 +V Trim CC OPA128LM TO-99 0°C to +70°C ±75 OPA128SM TO-99 –55°C to +125°C ±150 –In 2
OPA128
6 Output
PACKAGE INFORMATION
3 5 Offset +In
PACKAGE DRAWING
4 Trim
PRODUCT PACKAGE NUMBER(1)
–VCC OPA128JM TO-99 001 OPA128KM TO-99 001 OPA128LM TO-99 001 OPA128SM TO-99 001
ABSOLUTE MAXIMUM RATINGS
NOTE: (1) For detailed drawing and dimension table, please see end of data Supply ... ±18VDC sheet, or Appendix C of Burr-Brown IC Data Book. Internal Power Dissipation(1) .. 500mW Differential Input Voltage .. ±36VDC Input Voltage Range ... ±18VDC Storage Temperature Range .. –65°C to +150°C Operating Temperature Range ... –55°C to +125°C Lead Temperature (soldering, 10s) ... +300°C Output Short Circuit Duration(2) .. Continuous Junction Temperature .. +175°C NOTES: (1) Packages must be derated based on θCA = 150°C/W or θJA = 200°C/W. (2) Short circuit may be to power supply common only. Rating applies to +25°C ambient. Observe dissipation limit and TJ. ® 3
OPA128