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OPA2191 - Low Input Bias Current Op Amp

Download the OPA2191 datasheet PDF. This datasheet also covers the OPA191 variant, as both devices belong to the same low input bias current op amp family and are provided as variant models within a single manufacturer datasheet.

General Description

The OPAx191 family (OPA191, OPA2191, and OPA4191) is a new generation of 36-V, e-trim™ operational amplifiers.

Key Features

  • 1 Low offset voltage: ±5 µV.
  • Low offset voltage drift: ±0.1 µV/°C.
  • Low noise: 15 nV/√Hz at 1 kHz.
  • High common-mode rejection: 140 dB.
  • Low bias current: ±5 pA.
  • Rail-to-rail input and output.
  • Wide bandwidth: 2.5-MHz GBW.
  • High slew rate: 5 V/µs.
  • Low quiescent current: 140 µA per amplifier.
  • Wide supply: ±2.25 V to ±18 V, 4.5 V to 36 V.
  • EMI/RFI filtered inputs.
  • Differential input voltage range.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (OPA191-etcTI.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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OPA2130 FET-INPUT OPERATIONAL AMPLIFIERS Burr-Brown

Other Datasheets by Texas Instruments

Part Number Description
OPA2192 Low Input Bias Current Op Amp
OPA2196 Rail-to-Rail Operational Amplifier
OPA2197 Operational Amplifiers
OPA210 36-V Operational Amplifiers
OPA211 Precision Operational Amplifier

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Product Folder Order Now Technical Documents Tools & Software Support & Community OPA191, OPA2191, OPA4191 SBOS701B – DECEMEBER 2015 – REVISED JULY 2019 OPAx191 36-V, Low Power, Precision, CMOS, Rail-to-Rail Input/Output, Low Offset Voltage, Low Input Bias Current Op Amp 1 Features •1 Low offset voltage: ±5 µV • Low offset voltage drift: ±0.1 µV/°C • Low noise: 15 nV/√Hz at 1 kHz • High common-mode rejection: 140 dB • Low bias current: ±5 pA • Rail-to-rail input and output • Wide bandwidth: 2.5-MHz GBW • High slew rate: 5 V/µs • Low quiescent current: 140 µA per amplifier • Wide supply: ±2.25 V to ±18 V, 4.