Texas Instruments

OPA338UA

OPA338UA Description

The OPA338UA is a high-performance operational amplifier from Texas Instruments, designed for a wide range of general-purpose applications. This IC belongs to the MicroAmplifier™ series and is housed in a surface-mount 8SOIC package. It is characterized by its low supply voltage range of 2.7 V to 5.5 V, making it suitable for low-power and battery-operated devices. The OPA338UA features a gain bandwidth product of 12.5 MHz, ensuring high-frequency performance and stability. Its slew rate of 4.6 V/µs allows for fast signal processing, while the low input bias current of 0.2 pA ensures minimal distortion in sensitive applications. The amplifier also boasts a low input offset voltage of 500 µV, contributing to its precision and accuracy. With a supply current of 525 µA, the OPA338UA is optimized for energy efficiency, making it ideal for portable and low-power systems. The output current per channel is 9 mA, providing sufficient drive capability for various loads. The OPA338UA is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It has a moisture sensitivity level (MSL) of 2, allowing for a 1-year shelf life under standard conditions. The product is currently active and available for integration into new designs.

OPA338UA Features

• Low Supply Voltage Range: Operates from 2.7 V to 5.5 V, ideal for low-power and battery-operated applications.
• High Gain Bandwidth Product: 12.5 MHz ensures high-frequency performance and stability.
• Fast Slew Rate: 4.6 V/µs allows for rapid signal processing, minimizing distortion.
• Low Input Bias Current: 0.2 pA ensures minimal distortion in sensitive applications.
• Low Input Offset Voltage: 500 µV contributes to precision and accuracy.
• Energy Efficient: Supply current of 525 µA optimizes energy efficiency.
• High Output Current: 9 mA per channel provides sufficient drive capability for various loads.
• Environmental Compliance: REACH unaffected and RoHS3 compliant.
• Moisture Sensitivity Level: MSL 2 (1 Year) ensures long shelf life under standard conditions.
• Surface Mount Packaging: 8SOIC package suitable for compact and space-constrained designs.

OPA338UA Applications

The OPA338UA is well-suited for a variety of applications due to its versatile performance characteristics. Key applications include:

• Signal Conditioning: Ideal for amplifying and conditioning low-level signals in sensors and transducers.
• Battery-Powered Devices: Suitable for portable electronics and battery-operated systems due to its low supply voltage and low power consumption.
• Audio Applications: High gain bandwidth and low distortion make it suitable for audio signal processing.
• Medical Equipment: Low input bias current and low offset voltage ensure precision in medical instrumentation.
• Industrial Control Systems: Fast slew rate and high output current capability make it suitable for industrial automation and control systems.
• Consumer Electronics: Ideal for applications requiring high performance and low power consumption, such as smartphones and tablets.

Conclusion of OPA338UA

The OPA338UA from Texas Instruments is a versatile and high-performance operational amplifier designed for general-purpose applications. Its low supply voltage range, high gain bandwidth product, and fast slew rate make it suitable for a wide range of applications, from signal conditioning to battery-powered devices. The low input bias current and low offset voltage ensure precision and accuracy, while the low supply current optimizes energy efficiency. The OPA338UA's environmental compliance and moisture sensitivity level further enhance its suitability for various industries. Whether in consumer electronics, medical equipment, or industrial control systems, the OPA338UA offers a reliable and efficient solution for high-performance signal processing.