OPA4991QDRQ1 - Texas Instruments

Manufacturer Part Number

OPA4991QDRQ1

Manufacturer

Texas Instruments

Introduction

High-performance quad operational amplifier (op-amp) for a variety of instrumentation and general-purpose applications

Product Features and Performance

Rail-to-rail input and output

High gain bandwidth product of 4.5 MHz

Low input offset voltage of 125 μV

Low input bias current of 10 pA

High slew rate of 21 V/μs

Capable of driving up to 75 mA per channel

Wide supply voltage range from 2.7 V to 40 V

Operates over a wide temperature range of -40°C to 125°C

Product Advantages

Excellent performance for instrumentation and general-purpose applications

Versatile use in a wide range of operating conditions

Compact 14-SOIC package for space-constrained designs

Key Technical Parameters

Number of Circuits: 4

Gain Bandwidth Product: 4.5 MHz

Voltage Supply Span (Min/Max): 2.7 V / 40 V

Current Supply: 560 μA per channel

Slew Rate: 21 V/μs

Voltage Input Offset: 125 μV

Amplifier Type: General Purpose

Current Output / Channel: 75 mA

Current Input Bias: 10 pA

Quality and Safety Features

Automotive-grade AEC-Q100 qualified

Compliant with RoHS requirements

Compatibility

Surface mount 14-SOIC package

Application Areas

Instrumentation and general-purpose amplifier applications

Automotive electronics

Industrial control systems

Medical equipment

Test and measurement equipment

Product Lifecycle

This product is currently in active production and not nearing discontinuation.

Replacement or upgraded models may be available in the future, but the OPA4991QDRQ1 remains a reliable and widely-used option.

Key Reasons to Choose This Product

Excellent performance characteristics for instrumentation and general-purpose applications

Wide operating voltage and temperature range for versatile use

Compact 14-SOIC package for space-constrained designs

Automotive-grade quality and safety features

Proven reliability and long-term availability from a trusted manufacturer, Texas Instruments