Texas Instruments

OPA4991QDRQ1  

OP Amps, Buffer Amps ICs

OPA4991QDRQ1 Description

The OPA4991QDRQ1 is a high-performance, automotive-grade quad operational amplifier from Texas Instruments. It is designed to deliver outstanding performance in a wide range of applications, including audio processing, sensor conditioning, and industrial control. With a maximum supply voltage of 40 V and a minimum supply voltage of 2.7 V, the OPA4991QDRQ1 offers excellent flexibility and compatibility with various power sources. Its gain bandwidth product of 4.5 MHz and slew rate of 21 V/µs ensure fast response times and high-frequency performance, making it ideal for demanding applications.

OPA4991QDRQ1 Features

• Automotive Grade: Designed to meet the stringent requirements of automotive applications, the OPA4991QDRQ1 offers robust performance and reliability in harsh environments.
• Quad Channel: With four independent operational amplifiers in a single package, the OPA4991QDRQ1 provides a cost-effective and space-saving solution for multi-channel applications.
• 40-V Supply Span: The wide supply voltage range allows the OPA4991QDRQ1 to operate with various power sources, making it suitable for a wide range of applications.
• Low Input Bias Current: The ultra-low input bias current of 10 pA minimizes the loading effect on input signals, ensuring accurate signal processing.
• Low Voltage Offset: The low input offset voltage of 125 µV contributes to high accuracy and stability in signal amplification.
• Surface Mount Packaging: The surface-mount packaging of the OPA4991QDRQ1 allows for easy integration into printed circuit boards, reducing overall system size and complexity.

OPA4991QDRQ1 Applications

The OPA4991QDRQ1 is ideal for a variety of applications where high performance, reliability, and flexibility are critical. Some specific use cases include:

1. Automotive Audio Processing: The automotive-grade design and high performance of the OPA4991QDRQ1 make it suitable for audio processing applications in vehicles, such as audio preamplifiers and equalizers.
2. Sensor Conditioning: The low input bias current and low voltage offset of the OPA4991QDRQ1 ensure accurate signal processing in sensor conditioning applications, such as temperature and pressure sensors.
3. Industrial Control: The wide supply voltage range and high slew rate of the OPA4991QDRQ1 make it suitable for industrial control applications, such as motor control and process monitoring.

Conclusion of OPA4991QDRQ1

The OPA4991QDRQ1 is a versatile, high-performance operational amplifier that offers excellent technical specifications and performance benefits. Its automotive-grade design, quad channel architecture, and wide supply voltage range make it an ideal choice for a wide range of applications, including audio processing, sensor conditioning, and industrial control. With its unique features and advantages over similar models, the OPA4991QDRQ1 is a reliable and cost-effective solution for demanding applications in the electronics industry.

OPA4991QDRQ1 Documents

Download datasheets and manufacturer documentation for OPA4991QDRQ1

Datasheets :

OPAx991-Q1 Datasheet