The LMH6639MAX/NOPB is a high-performance, voltage feedback amplifier from Texas Instruments, designed to offer a blend of speed, precision, and power efficiency. This makes it an ideal choice for a wide range of applications, including active filters, ADC buffer amplifiers, and general-purpose amplification tasks.

Key Features

• High-Speed Operation: With a slew rate of 130 V/µs and a bandwidth of 190 MHz, the LMH6639MAX/NOPB is capable of handling fast signal transitions, making it suitable for high-speed signal processing applications.
• Low Distortion: The device provides excellent signal fidelity with a total harmonic distortion (THD) of -80 dBc, ensuring clean amplification of audio and instrumentation signals.
• Low Noise: A voltage noise density of 2.6 nV/√Hz minimizes the impact on signal-to-noise ratio, which is critical in precision applications.
• Flexible Power Supply: It operates from a single supply voltage ranging from 2.7V to 5.5V, or a dual supply of ±1.35V to ±2.75V, providing design versatility for different system power requirements.
• Power Efficiency: The LMH6639MAX/NOPB offers a quiescent current of just 6.5 mA, which is beneficial for power-sensitive designs.
• Output Short-Circuit Protection: This feature ensures reliability and robustness by protecting the amplifier from damage due to output short circuits.

Applications

• Active Filters
• ADC Buffer Amplifiers
• Video and RF Amplification
• Test and Measurement Equipment
• Professional Audio Equipment

Package and Quality

The LMH6639MAX/NOPB comes in an 8-pin SOIC package, which is widely used and suitable for standard surface-mount technology (SMT) assembly processes. The NOPB designation indicates that the product is lead-free and RoHS compliant, aligning with environmental standards and regulations. Texas Instruments' commitment to quality ensures that this amplifier delivers consistent performance and reliability for critical applications.