Texas Instruments

OPA4991IDR  

OP Amps, Buffer Amps ICs

OPA4991IDR Description

The OPA4991IDR is a high-performance, general-purpose operational amplifier (op-amp) from Texas Instruments, designed for a wide range of applications requiring precision and reliability. This quad-channel op-amp features a wide supply voltage range from 2.7 V to 40 V, making it suitable for both low-voltage and high-voltage applications. With a gain bandwidth product of 4.5 MHz and a slew rate of 21 V/µs, the OPA4991IDR offers excellent performance for signal processing tasks. Each channel can deliver up to 75 mA of output current, ensuring robust performance in demanding circuits.

The OPA4991IDR is housed in a 14-pin SOIC package, which is ideal for surface-mount applications, providing a compact and reliable solution for space-constrained designs. The device is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory compliance. With a moisture sensitivity level (MSL) of 1 (unlimited), the OPA4991IDR is suitable for a variety of manufacturing environments.

OPA4991IDR Features

• Wide Supply Voltage Range: Operates from 2.7 V to 40 V, offering flexibility for diverse applications.
• High Gain Bandwidth Product: 4.5 MHz ensures high-frequency performance and stability.
• Fast Slew Rate: 21 V/µs allows for rapid response to input signal changes.
• Low Input Bias Current: 10 pA minimizes offset errors and improves accuracy.
• Low Input Offset Voltage: 125 µV ensures high precision in signal conditioning.
• High Output Current: 75 mA per channel supports driving heavy loads.
• Low Supply Current: 560 µA (x4 channels) ensures efficient power usage.
• Environmental Compliance: REACH unaffected and RoHS3 compliant.
• Moisture Sensitivity Level: MSL 1 (unlimited) ensures robustness in manufacturing processes.
• Packaging: Tape & Reel (TR) for convenient handling and assembly.

OPA4991IDR Applications

The OPA4991IDR is ideal for a variety of applications where precision, reliability, and versatility are paramount. Some specific use cases include:

• Signal Conditioning: Ideal for amplifying and conditioning low-level signals in sensors and transducers.
• Industrial Control Systems: Suitable for driving actuators and controlling processes in industrial environments.
• Medical Equipment: Precision amplification and signal processing in medical devices.
• Audio Applications: High-fidelity signal processing in audio systems.
• Power Management: Efficient voltage regulation and current control in power supply circuits.
• Automotive Electronics: Robust performance in automotive control and monitoring systems.

Conclusion of OPA4991IDR

The OPA4991IDR from Texas Instruments is a versatile and high-performance general-purpose op-amp that stands out in its category. Its wide supply voltage range, high gain bandwidth product, and fast slew rate make it suitable for a broad range of applications. The low input bias current and input offset voltage ensure high precision and accuracy, while the high output current capability supports robust performance. The OPA4991IDR's environmental compliance and packaging options make it an ideal choice for modern electronics designs, offering a reliable and efficient solution for engineers and designers.

OPA4991IDR Documents

Download datasheets and manufacturer documentation for OPA4991IDR

PCN :

Product Change Notification (PDF)