Texas Instruments

OPA338NA/250

OPA338NA/250 Description

The OPA338NA/250 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 op-amp is part of the MicroAmplifier™ series, known for its low power consumption and excellent performance characteristics. The OPA338NA/250 features a wide supply voltage range, from 2.7 V to 5.5 V, making it suitable for both low-voltage and standard power supply systems. Its gain bandwidth product of 12.5 MHz ensures high-frequency performance, while the 4.6 V/µs slew rate allows for fast signal transitions. The device is housed in a compact SOT23-5 package, ideal for surface-mount applications where space is a premium.

OPA338NA/250 Features

• Wide Supply Voltage Range: The OPA338NA/250 operates from 2.7 V to 5.5 V, providing flexibility for various power supply configurations.
• High Gain Bandwidth Product: With a gain bandwidth product of 12.5 MHz, this op-amp is well-suited for applications requiring high-frequency signal processing.
• Low Input Bias Current: The input bias current of 0.2 pA ensures minimal loading on the signal source, making it ideal for high-impedance circuits.
• Low Input Offset Voltage: The 500 µV input offset voltage contributes to high accuracy and precision in signal conditioning.
• High Slew Rate: The 4.6 V/µs slew rate allows for fast signal transitions, reducing distortion in high-frequency applications.
• Low Power Consumption: The device consumes only 525 µA of supply current, making it suitable for battery-powered and low-power applications.
• High Output Current: The 9 mA output current per channel ensures robust performance and the ability to drive various loads.
• Compliance and Reliability: The OPA338NA/250 is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory compliance. It also has a moisture sensitivity level (MSL) of 2, suitable for long-term storage and assembly processes.

OPA338NA/250 Applications

The OPA338NA/250 is versatile and suitable for a variety of applications, including:

• Signal Conditioning: Ideal for amplifying and conditioning low-level signals in sensors and transducers.
• Audio Applications: Suitable for high-fidelity audio circuits due to its low distortion and high slew rate.
• Data Acquisition Systems: Its low input bias current and high input impedance make it suitable for interfacing with high-impedance sources.
• Industrial Control: The wide supply voltage range and robust performance make it suitable for industrial control systems.
• Medical Equipment: The precision and reliability of the OPA338NA/250 make it suitable for medical instrumentation and diagnostic equipment.

Conclusion of OPA338NA/250

The OPA338NA/250 is a high-performance, general-purpose op-amp that offers a combination of precision, low power consumption, and high-frequency performance. Its wide supply voltage range, low input bias current, and high slew rate make it an excellent choice for a variety of applications, from signal conditioning to high-fidelity audio. The compact SOT23-5 package and surface-mount design ensure ease of integration into modern electronic systems. With its compliance to environmental and regulatory standards, the OPA338NA/250 is a reliable and versatile solution for designers and engineers in the electronics industry.