Texas Instruments

INA111AU/1K

INA111AU/1K Description

The INA111AU/1K from Texas Instruments is a high-performance instrumentation amplifier designed for precision signal conditioning in demanding applications. Packaged in a 16-SOIC surface-mount form factor and supplied in Tape & Reel (TR), it integrates a single-channel amplifier with exceptional accuracy and stability. Operating over a 12V to 36V supply range, it delivers a 2MHz bandwidth and a high slew rate of 17V/µs, making it suitable for dynamic signal processing. With an ultra-low input bias current of 2pA and a minimal input offset voltage of 200µV, the INA111AU/1K ensures high fidelity in low-level signal amplification.

INA111AU/1K Features

• Precision Performance: Low offset voltage (200µV) and bias current (2pA) minimize errors in sensitive measurements.
• Wide Supply Range: Supports 12V to 36V, accommodating diverse power configurations.
• High Speed: 2MHz bandwidth and 17V/µs slew rate enable rapid signal response.
• Robust Output: 30mA output current drives heavy loads without distortion.
• Low Power Consumption: 3.3mA supply current balances performance and efficiency.
• Reliable Packaging: MSL3-rated for moisture sensitivity, ensuring durability in industrial environments.
• Compliance: RoHS3 and REACH unaffected, meeting global environmental standards.

INA111AU/1K Applications

The INA111AU/1K excels in applications requiring high-precision amplification and noise rejection, such as:

• Medical Instrumentation: ECG amplifiers, patient monitoring systems.
• Industrial Sensors: Strain gauge bridges, thermocouple amplifiers.
• Test & Measurement: Data acquisition systems, precision voltage/current sensing.
• Audio Equipment: Low-noise microphone preamplifiers.
• Automotive Systems: Sensor signal conditioning in harsh environments.

Conclusion of INA111AU/1K

The INA111AU/1K stands out as a versatile, high-performance instrumentation amplifier with low noise, wide bandwidth, and robust power handling. Its precision, speed, and reliability make it ideal for critical applications in medical, industrial, and automotive sectors. Texas Instruments' commitment to quality ensures compliance with RoHS3 and REACH, while its surface-mount packaging simplifies integration into modern PCB designs. For engineers seeking a balanced blend of accuracy and dynamic response, the INA111AU/1K is a top-tier choice.