OPA928 Datasheet - Texas Instruments

OPA928, Operational Amplifier

OPA928 SBOSA77A * MARCH 2023 * REVISED APRIL 2024 OPA928 36V, Femtoampere Input Bias, Precision, Rail-to-Rail Input/Output, e‑trim™ Op.
The OPA928 is a new generation, 36V, femtoampere input bias, e-trim™ operational amplifier.

Features

* Ultra-low input bias current:
* 20fA (tested max) at 25ºC, VS = 16V
* 20fA (tested max) at 85ºC, VS = 16V
* 75fA (tested max) at 85ºC, VS = 36V
* Ultra-low noise:
* 0.07fA/√Hz at 0.1Hz
* 15nV/√Hz at 1kHz
* High dc precision:

Applications

* Electrochemical meter, pH meter
* Lab and field Instrumentation
* Mass spectrometer
* Ion chromatography (IC) instrument
* Spectrophotometer
* Electrometer

OPA928-etcTI.pdf