Texas Instruments

OPA228UA/2K5

OPA228UA/2K5 Description

The OPA228UA/2K5 is a high-performance operational amplifier (op-amp) from Texas Instruments, designed for general-purpose applications. It offers a wide supply voltage range of 5V to 36V and a low input bias current of 2.5 nA, making it suitable for a variety of precision amplification tasks. With a gain bandwidth product of 33 MHz and a slew rate of 11V/µs, the OPA228UA/2K5 delivers excellent speed and stability in demanding applications.

OPA228UA/2K5 Features

• Wide Supply Voltage Range: The OPA228UA/2K5 operates over a supply voltage range of 5V to 36V, providing flexibility in power supply selection.
• Low Input Bias Current: With an input bias current of just 2.5 nA, the OPA228UA/2K5 minimizes loading effects on sensitive input sources.
• High Gain Bandwidth Product: The 33 MHz gain bandwidth product ensures fast response and stability in high-frequency applications.
• Slew Rate: The 11V/µs slew rate allows for rapid signal transitions without distortion.
• Low Input Offset Voltage: A low input offset voltage of 10 µV contributes to the op-amp's overall accuracy.
• RoHS Compliance: The OPA228UA/2K5 is compliant with the RoHS3 directive, making it suitable for environmentally conscious designs.
• Surface Mount Packaging: The device is available in an 8-pin SOIC package, ideal for surface-mount applications.

OPA228UA/2K5 Applications

The OPA228UA/2K5 is ideal for a wide range of applications due to its combination of performance, flexibility, and reliability:

• Audio Amplification: The low noise and high slew rate make it suitable for audio preamplifiers and line drivers.
• Sensor Signal Conditioning: The low input bias current and low offset voltage are beneficial for conditioning signals from precision sensors.
• Data Acquisition Systems: The wide supply range and high gain bandwidth product are advantageous in data acquisition systems requiring a wide dynamic range.
• Industrial Control: The OPA228UA/2K5's robust performance makes it suitable for use in industrial control systems where reliability and precision are critical.

Conclusion of OPA228UA/2K5

The OPA228UA/2K5 from Texas Instruments stands out as a versatile and high-performance operational amplifier. Its unique combination of a wide supply voltage range, low input bias current, and high gain bandwidth product make it an excellent choice for a variety of precision amplification applications. Whether used in audio processing, sensor signal conditioning, or industrial control, the OPA228UA/2K5 delivers reliable performance and value.