Texas Instruments

OPA131UA  

OP Amps, Buffer Amps ICs

OPA131UA Description

The OPA131UA is a high-performance, general-purpose operational amplifier designed by Texas Instruments. This IC is known for its robust performance and versatility, making it suitable for a wide range of applications. The OPA131UA features a wide supply voltage range from 9 V to 36 V, allowing it to operate efficiently in various power supply environments. Its gain bandwidth product of 4 MHz ensures high-frequency performance, making it ideal for applications requiring precise signal processing.

The OPA131UA offers a slew rate of 10 V/µs, which is crucial for maintaining signal integrity in high-speed applications. The input bias current is as low as 5 pA, minimizing the impact on sensitive input signals. Additionally, the input offset voltage is kept to a low 200 µV, ensuring accurate amplification with minimal error. The supply current is a modest 1.5 mA, making this op-amp energy-efficient without compromising performance.

OPA131UA Features

• Wide Supply Voltage Range: The OPA131UA operates within a supply voltage range of 9 V to 36 V, offering flexibility in power supply requirements.
• High Gain Bandwidth Product: With a gain bandwidth product of 4 MHz, the OPA131UA ensures high-frequency performance, making it suitable for applications requiring precise signal processing.
• Low Input Bias Current: The input bias current is as low as 5 pA, minimizing the impact on sensitive input signals.
• Low Input Offset Voltage: The input offset voltage is kept to a low 200 µV, ensuring accurate amplification with minimal error.
• High Slew Rate: A slew rate of 10 V/µs ensures that the OPA131UA can handle high-speed signals without distortion.
• Energy Efficiency: The supply current is a modest 1.5 mA, making this op-amp energy-efficient without compromising performance.
• High Output Current: The OPA131UA can deliver up to 25 mA per channel, making it suitable for driving various loads.
• Surface Mount Packaging: The OPA131UA is available in a surface mount package, facilitating easy integration into modern PCB designs.
• Compliance and Reliability: The OPA131UA is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability.

OPA131UA Applications

The OPA131UA is ideal for a variety of applications due to its versatile performance characteristics. Some specific use cases include:

• Signal Conditioning: The low input bias current and low input offset voltage make the OPA131UA ideal for conditioning sensitive analog signals in precision measurement systems.
• Audio Amplification: The high slew rate and wide bandwidth ensure that the OPA131UA can handle high-frequency audio signals, making it suitable for high-fidelity audio applications.
• Industrial Control Systems: The wide supply voltage range and robust performance make the OPA131UA suitable for industrial control systems where reliability and precision are critical.
• Medical Equipment: The low input bias current and low input offset voltage are beneficial for medical equipment where signal accuracy is paramount.
• Consumer Electronics: The energy efficiency and high output current make the OPA131UA suitable for consumer electronics where power consumption and load driving are important considerations.

Conclusion of OPA131UA

The OPA131UA is a versatile and high-performance general-purpose operational amplifier from Texas Instruments. Its wide supply voltage range, high gain bandwidth product, low input bias current, and input low offset voltage make it suitable for a variety of applications. The high slew rate and energy efficiency further enhance its performance, making it an ideal choice for precision signal processing, audio amplification, industrial control systems, medical equipment, and consumer electronics. The OPA131UA's compliance with REACH and RoHS3 standards ensures environmental safety and reliability, making it a reliable choice for modern electronic designs.

OPA131UA Documents

Download datasheets and manufacturer documentation for OPA131UA

Datasheets :

OPA131, 2131, 4131      

HTML Datasheet :

OPA131, 2131, 4131      

PCN Design/Specification :

Design 25/Feb/2022