Texas Instruments INA125UA is an operational amplifier that functions as both an op-amp and a buffer amplifier. This device is characterised by its precision instrumentation amplifier capabilities, which are essential for high-accuracy data acquisition systems. It operates with a low power requirement, making it suitable for battery-powered and portable equipment. The INA125UA is commonly utilised in applications such as sensor signal conditioning, thermocouple amplifiers, and strain gauge amplifiers owing to its high input impedance and low noise performance. Its robust performance over a wide temperature range ensures reliability in harsh environments.