OPA191IDR The Texas Instruments OPA191IDR is a low-power, precision CMOS operational amplifier. It offers a 36V supply voltage, rail-to-rail input and output, and low offset voltage.
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OPA191IDR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments OPA191IDR is a low-power, precision CMOS operational amplifier. It offers a 36V supply voltage, rail-to-rail input and output, and low offset voltage.
✓ Total Stock: 10,044 pcs
$ Price Range: $1.44

OPA191IDR Available from 1 distributor

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OPA191IDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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OPA191IDR Description

Short technical summary and product information.

The OPA191IDR from Texas Instruments is a high-performance, low-power, precision CMOS operational amplifier designed for a wide range of applications. It features a total supply voltage range from 4.5V to 36V, making it versatile for various power configurations.

 

Key electrical characteristics include a low offset voltage of 25 µV (max at 25°C) and a low offset drift of 0.1 µV/°C, ensuring high accuracy. The amplifier boasts a gain bandwidth product of 2.5 MHz and a slew rate of 5.5 V/µs, suitable for moderate-speed signal processing. Its low input bias current of 20 pA and low noise of 15 nV/√Hz at 1 kHz are critical for precision measurements.

 

The OPA191IDR supports rail-to-rail input and output, maximizing dynamic range. It also features EMI hardened inputs and a high common-mode rejection ratio of 140 dB. The quiescent current per channel is a low 0.14 mA, contributing to its low-power profile.

 

Available in SOIC, SOT-23, and VSSOP packages, this operational amplifier is designed for surface mounting. Its operating temperature range is -40°C to 125°C, suitable for demanding environments.

OPA191IDR Quick Information

Product Type: Operational Amplifier
Series: OPA191
Canonical Name: OPA191IDR Operational Amplifier
Subcategory: Precision Op Amps

OPA191IDR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

OPA191IDR Estimated Pricing

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1+ $1.44 $1.44

Estimated market price range - modelled values for guidance only, not live distributor offers.

OPA191IDR Features

  • Low-power, precision CMOS operational amplifier.
  • Wide 36V supply voltage range.
  • Rail-to-rail input and output.
  • Low offset voltage and drift.
  • Low noise and input bias current.

OPA191IDR Applications

  • Precision signal conditioning.
  • Data acquisition systems.
  • Battery-powered applications.
  • Sensor signal amplification.

OPA191IDR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the OPA191IDR?

The OPA191IDR operates with a total supply voltage from 4.5 V to 36 V.

What is the offset voltage of the OPA191IDR at 25°C?

The maximum offset voltage for the OPA191IDR at 25°C is 0.025 mV.

What is the typical offset drift of the OPA191IDR?

The typical offset drift for the OPA191IDR is 0.1 µV/°C.

What is the gain bandwidth product (GBW) of the OPA191IDR?

The typical gain bandwidth product (GBW) for the OPA191IDR is 2.5 MHz.

What is the slew rate of the OPA191IDR?

The typical slew rate for the OPA191IDR is 5.5 V/µs.

What is the operating temperature range for the OPA191IDR?

The OPA191IDR operates within a temperature range of -40°C to 125°C.

Does the OPA191IDR support rail-to-rail operation?

Yes, the OPA191IDR supports rail-to-rail input and output.

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