The OPA2191IDR is a low-power, precision, 36-V, e-trim CMOS amplifier 8-SOIC -40 to 125 manufactured by Texas Instruments. It is a single-channel operational amplifier with high precision, low offset voltage and high common-mode rejection ratio. It also has a high bandwidth of 10MHz and low distortion performance that make it an ideal solution for high-accuracy precision applications. The OPA2191IDR also features low power consumption, low input bias current, and wide supply voltage range. It is suitable for use in consumer applications, audio applications, low-voltage measurement and instrumentation applications. Additionally, this device offers a high degree of immunity to electromagnetic interference.