Texas Instruments OPA551 High-Voltage, High-Current Operational Amplifiers OPA551UA/2K5G4

The OPA551UA/2K5G4 is a high-voltage, high-current operational amplifier from Texas Instruments, designed for applications requiring robust performance. It operates with a wide supply range of ¬±4 V to ¬±30 V and can deliver a continuous output current of 200 mA. The device features low noise performance at 14 nV/,àöHz and a fast slew rate of 15 V/¬µs, making it suitable for telephony, audio, servo, and test equipment applications. The OPA551 is unity-gain stable and provides a wide output swing of 2 V from the rail. It includes built-in protection features such as thermal shutdown and current limiting, ensuring reliability in demanding environments. The amplifier is available in multiple package options, including PDIP-8, SOIC-8, and DDPAK/TO-263-7, and is specified for operation over an extended temperature range of ,Äì40¬8C to +125¬8C.