Texas Instruments

OPA277UAG4  

OP Amps, Buffer Amps ICs

OPA277UAG4 Description

The OPA277UAG4 is a general-purpose operational amplifier (op-amp) designed by Texas Instruments, renowned for its robust performance and versatility. This op-amp is housed in a surface-mount package, specifically an 8SOIC, making it suitable for compact and space-constrained applications. The OPA277UAG4 operates within a wide supply voltage range, from a minimum of 4 V to a maximum of 36 V, providing flexibility in power supply requirements. It features a low supply current of 790µA, which is advantageous for low-power applications. The device also boasts a low input bias current of 500 pA and an input offset voltage of 20 µV, ensuring high precision and accuracy in signal processing.

OPA277UAG4 Features

• Wide Supply Voltage Range: The OPA277UAG4 can operate from 4 V to 36 V, making it suitable for a variety of power supply configurations.
• Low Supply Current: With a supply current of only 790µA, this op-amp is ideal for battery-powered and low-power applications.
• High Slew Rate: The 0.8V/µs slew rate ensures fast response times, making it suitable for applications requiring high-speed signal processing.
• Gain Bandwidth Product: The 1 MHz gain bandwidth product provides a balance between gain and frequency response, suitable for general-purpose applications.
• Low Input Bias Current: The 500 pA input bias current minimizes the impact of input currents on the signal, ensuring high accuracy.
• Low Input Offset Voltage: The 20 µV input offset voltage ensures minimal error in signal amplification, contributing to high precision.
• Surface Mount Packaging: The 8SOIC package is ideal for surface-mount technology (SMT), facilitating automated assembly processes and compact designs.
• Compliance and Safety: The OPA277UAG4 is REACH unaffected and ROHS3 compliant, ensuring environmental and safety standards are met.

OPA277UAG4 Applications

The OPA277UAG4 is well-suited for a range of applications due to its general-purpose nature and robust performance. Some specific use cases include:

• Signal Conditioning: Ideal for amplifying and conditioning low-level signals in sensors and transducers.
• Audio Applications: Suitable for audio signal processing due to its low noise and distortion characteristics.
• Industrial Control Systems: Can be used in various industrial control systems where precision and reliability are critical.
• Medical Equipment: Applicable in medical devices where low power consumption and high precision are required.
• Consumer Electronics: Useful in consumer electronics for signal processing and amplification tasks.

Conclusion of OPA277UAG4

The OPA277UAG4 is a versatile and reliable general-purpose op-amp from Texas Instruments, offering a wide range of features and benefits. Its wide supply voltage range, low supply current, and high slew rate make it suitable for a variety of applications. The low input bias current and input offset voltage ensure high precision and accuracy, making it an excellent choice for signal conditioning and processing tasks. While the OPA277UAG4 is now obsolete, its legacy continues to influence the design and development of modern op-amps. For applications requiring a general-purpose op-amp with robust performance and low power consumption, the OPA277UAG4 remains a notable option.

OPA277UAG4 Documents

Download datasheets and manufacturer documentation for OPA277UAG4

Datasheets :

OPA277/2277/4277      

PCN Obsolescence/ EOL :

EOL 22/Jun/2023      

HTML Datasheet :

OPA277/2277/4277      

PCN Design/Specification :

OPAx77UAx 30/Mar/2023