OPA241UA/2K5

The OPA241UA/2K5 is a precision operational amplifier (op-amp) manufactured by Texas Instruments. It is designed for a variety of applications that require high performance, low noise, and low distortion. Here’s a detailed description of its key features and specifications:

General Characteristics:

• Type: Precision Operational Amplifier
• Package: The OPA241 is typically available in a small-outline integrated circuit (SOIC) package, which is compact and suitable for surface-mount technology (SMT) applications.
• Pin Count: The device usually comes in an 8-pin configuration.

Electrical Specifications:

• Supply Voltage: The OPA241 can operate with a dual supply voltage ranging from ±2.5V to ±18V, or a single supply voltage from 5V to 36V, making it versatile for various circuit designs.
• Input Offset Voltage: It features a low input offset voltage, typically around 50 µV, which is crucial for precision applications where small signal levels are involved.
• Input Bias Current: The input bias current is low, typically around 10 pA, which helps in minimizing errors in high-impedance applications.
• Common-Mode Rejection Ratio (CMRR): The CMRR is high, typically around 120 dB, ensuring that the op-amp can effectively reject common-mode signals, which is important in differential signal applications.
• Power Supply Rejection Ratio (PSRR): The PSRR is also high, typically around 120 dB, indicating that the op-amp maintains stable performance despite variations in the supply voltage.

Performance Characteristics:

• Gain Bandwidth Product: The OPA241 has a gain bandwidth product of approximately 1 MHz, which allows it to handle a wide range of frequencies while maintaining stability.
• Slew Rate: The slew rate is around 0.5 V/µs, which is adequate for many applications, though it may not be suitable for very high-speed signals.
• Total Harmonic Distortion (THD): The op-amp exhibits low total harmonic distortion, making it suitable for audio and other high-fidelity applications.

Applications:

The OPA241 is ideal for a variety of applications, including:

• Precision signal conditioning
• Data acquisition systems
• Medical instrumentation
• Audio processing
• Active filters
• Transducer interfacing

Thermal and Reliability:

• Operating Temperature Range: The device typically operates over a temperature range of -40°C to +125°C, making it suitable for industrial and automotive applications.
• Thermal Resistance: The thermal resistance is designed to ensure reliable operation under various conditions, contributing to the longevity of the device.

Conclusion:

The OPA241UA/2K5 from Texas Instruments is a high-performance operational amplifier that combines precision, low noise, and versatility, making it an excellent choice for engineers and designers working on sensitive analog applications. Its robust specifications and wide range of operating conditions allow it to be used effectively in both consumer and industrial environments.