LMH6655MA/NOPB

The LMH6655MA/NOPB is a high-performance operational amplifier (op-amp) manufactured by Texas Instruments. It is designed for applications requiring low noise, high speed, and precision. Here’s a detailed description of its key features and specifications:

General Characteristics:

• Type: Precision, high-speed operational amplifier
• Package: The LMH6655MA/NOPB is typically available in an 8-pin MSOP (Mini Small Outline Package) or an 8-pin SOIC (Small Outline Integrated Circuit) package, which makes it suitable for space-constrained applications.

Electrical Specifications:

• Supply Voltage: The op-amp operates on a dual supply voltage ranging from ±2.5V to ±15V, allowing for flexibility in various circuit designs.
• Input Offset Voltage: The device features a low input offset voltage, typically around 0.5 mV, which is crucial for precision applications.
• Input Bias Current: The input bias current is low, typically around 10 nA, minimizing the impact on the circuit's performance.
• Gain Bandwidth Product: The LMH6655 has a high gain bandwidth product of approximately 100 MHz, making it suitable for high-frequency applications.
• Slew Rate: It boasts a high slew rate of about 27 V/µs, allowing it to respond quickly to rapid changes in input signals.

Performance Features:

• Low Noise: The op-amp is designed to minimize noise, with a voltage noise density of around 4.5 nV/√Hz at 1 kHz, making it ideal for sensitive applications such as audio and instrumentation.
• Output Drive Capability: The LMH6655 can drive capacitive loads effectively, with a current output capability of up to 50 mA, ensuring stable performance in various configurations.
• Common-Mode Rejection Ratio (CMRR): It has a high CMRR, typically around 100 dB, which helps maintain accuracy in the presence of common-mode signals.

Applications:

The LMH6655MA/NOPB is suitable for a wide range of applications, including:

• High-speed data acquisition systems
• Audio signal processing
• Active filters
• Instrumentation amplifiers
• Medical devices
• Video signal processing

Additional Features:

• Thermal Shutdown: The device includes thermal protection features to prevent damage from overheating.
• RoHS Compliant: The LMH6655MA/NOPB is compliant with RoHS standards, making it environmentally friendly.

Conclusion:

The LMH6655MA/NOPB from Texas Instruments is a versatile and high-performance operational amplifier that excels in precision and speed. Its low noise characteristics, high slew rate, and wide supply voltage range make it an excellent choice for demanding applications in various fields, including telecommunications, medical instrumentation, and audio processing.