OPA4991IDR The OPA4991IDR from Texas Instruments is a quad operational amplifier featuring a 4.5 MHz bandwidth and a 40V maximum supply voltage. It offers rail-to-rail input and output capabilities.
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OPA4991IDR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The OPA4991IDR from Texas Instruments is a quad operational amplifier featuring a 4.5 MHz bandwidth and a 40V maximum supply voltage. It offers rail-to-rail input and output capabilities.
✓ Total Stock: 280 pcs
$ Price Range: $1.37

OPA4991IDR Available from 1 distributor

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OPA4991IDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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OPA4991IDR Description

Short technical summary and product information.

The Texas Instruments OPA4991IDR is a versatile quad operational amplifier designed for a wide range of applications. It operates with a total supply voltage up to 40V and a minimum of 2.7V, providing flexibility in power design.

 

Key electrical characteristics include a typical gain bandwidth product of 4.5 MHz and a slew rate of 21 V/µs, enabling efficient signal processing. The amplifier boasts a low offset voltage of 0.83 mV maximum at 25°C and a low offset drift of 0.3 µV/°C, ensuring accuracy in sensitive circuits. Its low noise performance is highlighted by a noise voltage of 10.8 nV/√Hz at 1 kHz.

 

Designed with rail-to-rail input and output, the OPA4991IDR maximizes dynamic range. It also features high common-mode rejection (130 dB) and a high capacitive load drive capability of 1 nF. The amplifier is suitable for use in open-loop configurations or as a comparator.

 

Available in multiple package options including SOIC, SOT-23-THN, X2QFN, and TSSOP, all with 14 pins, this operational amplifier can be integrated into various PCB designs. Its operating temperature range is -40°C to 125°C.

OPA4991IDR Quick Information

Product Type: Operational Amplifier
Series: OPAx991
Canonical Name: OPA4991 Quad Operational Amplifier
Subcategory: General-Purpose Operational Amplifiers

OPA4991IDR Compliance

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

OPA4991IDR Estimated Pricing

Qty Low High
1+ $1.37 $1.37

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

OPA4991IDR Features

  • Quad operational amplifier with 40V supply.
  • 4.5 MHz bandwidth and 21 V/µs slew rate.
  • Rail-to-rail input and output.
  • Low offset voltage and drift.
  • High capacitive load drive capability.

OPA4991IDR Applications

  • Suitable for general-purpose amplification.
  • Ideal for signal conditioning circuits.
  • Can be used as a comparator.
  • Effective in battery-powered applications.

OPA4991IDR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range for the OPA4991IDR?

The OPA4991IDR operates with a total supply voltage from 2.7 V to 40 V.

What is the bandwidth of the OPA4991IDR operational amplifier?

The typical bandwidth (GBW) of the OPA4991IDR is 4.5 MHz.

What is the slew rate of the OPA4991IDR?

The typical slew rate for the OPA4991IDR is 21 V/µs.

What is the maximum offset voltage at 25°C for the OPA4991IDR?

The maximum offset voltage at 25°C for the OPA4991IDR is 0.83 mV.

What is the operating temperature range of the OPA4991IDR?

The OPA4991IDR operates in a temperature range of -40°C to 125°C.

Does the OPA4991IDR support rail-to-rail operation?

Yes, the OPA4991IDR features rail-to-rail input and output.

What packages are available for the OPA4991IDR?

The OPA4991IDR is available in SOIC, SOT-23-THN, X2QFN, and TSSOP packages, all with 14 pins.

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