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Difet Electrometer-Grade Operational Amplifier

OPA128LM/SM

ic amplifier

The OPA128 is an electrometer-grade operational amplifier with ultra-low bias current and high common-mode rejection, designed for precision applications like electrophysiology and radiation-hard equipment.

In stock

Specifications

8
Operating Voltage
±15VDC (typical) ±18VDC (derated)
Supply Current
0.9mA to 2mA
Interface
Analog
Resolution
Not applicable for an analog op-amp
Range
Common-mode input range: ±10V to ±12V (typical)
Accuracy
Low offset voltage, drift < 5µV/°C
Temperature Range
-55°C to +125°C
Package
TO-99

Pinout

8
PinNameFunctionsNotes
1Offset Trim
GPIO
Trim potentiometer
2-In
GPIO
Negative input pin
3+In
GPIO
Positive input pin
4-VCC
GND
Ground connection for negative supply
5Offset Trim
GPIO
Trim potentiometer
6Output
GPIO
Amplifier output pin
7+VCC
POWER
Positive supply voltage input
8Substrate and Case
GND
Bias connection to substrate, also serves as ground for the case

Interactive pinout

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OPA128LM/SM

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