LMV981MG/NOPB

The LMV981MG/NOPB is a precision operational amplifier (op-amp) manufactured by Texas Instruments. It is designed for a variety of applications requiring high performance, including signal conditioning, data acquisition, and active filtering. Here’s a detailed description of its key features and specifications:

General Characteristics:

• Type: Single Operational Amplifier
• Package: The LMV981MG/NOPB is available in a small, surface-mount package (MSOP-8), which is ideal for space-constrained applications.
• Temperature Range: It operates over an extended temperature range, typically from -40°C to +125°C, making it suitable for automotive and industrial applications.

Electrical Specifications:

• Supply Voltage: The op-amp can operate with a single supply voltage ranging from 2.7V to 5.5V, or dual supplies of ±1.35V to ±2.75V.
• Input Offset Voltage: The LMV981 features a low input offset voltage, typically around 0.5 mV, which enhances accuracy in precision applications.
• Input Bias Current: It has a low input bias current, typically around 10 nA, which is beneficial for high-impedance sensor applications.
• Gain Bandwidth Product: The op-amp has a gain bandwidth product of approximately 1 MHz, allowing it to handle a wide range of frequencies effectively.
• Slew Rate: The slew rate is about 0.3 V/µs, which is adequate for many general-purpose applications.

Performance Features:

• Rail-to-Rail Output: The LMV981 is designed with a rail-to-rail output stage, enabling it to swing close to the supply rails, which maximizes the output voltage range.
• Low Noise: It exhibits low noise characteristics, making it suitable for audio and precision measurement applications.
• High Common-Mode Rejection Ratio (CMRR): The op-amp has a high CMRR, which helps maintain performance in varying input conditions.

Applications:

The LMV981MG/NOPB is versatile and can be used in various applications, including:

• Signal amplification in sensor interfaces
• Active filters in audio processing
• Voltage followers and buffers
• Data acquisition systems
• Medical instrumentation

Additional Features:

• No Lead (NOPB): The NOPB designation indicates that the device is lead-free, complying with environmental regulations such as RoHS.
• ESD Protection: The op-amp includes ESD protection features, enhancing its reliability in harsh environments.

Conclusion:

The LMV981MG/NOPB from Texas Instruments is a high-performance, low-power operational amplifier that is well-suited for a wide range of applications requiring precision and reliability. Its compact package, combined with its robust electrical characteristics, makes it an excellent choice for modern electronic designs.