Texas Instruments

OPA2189IDR

The OPA2189IDR is a precision operational amplifier (op-amp) from Texas Instruments. It is designed for use in a variety of applications that require high precision and low noise performance.

Description:

The OPA2189IDR is a single, high-precision operational amplifier that features low input offset voltage (1µV max), low input bias current (1pA max), and low noise (8nV/√Hz). It is available in an 8-pin SOIC package.

Features:

• Low input offset voltage: 1µV max
• Low input bias current: 1pA max
• Low noise: 8nV/√Hz
• Precision short-circuit current: 50µA max
• Unity-gain stable
• Output short-circuit protection
• Operating temperature range: -40°C to +125°C
• Available in 8-pin SOIC package

Applications:

The OPA2189IDR is suitable for a wide range of precision applications, including:

• Strain gauge amplifiers
• Bridge amplifiers
• pH meter amplifiers
• Weighing amplifiers
• Pressure sensor amplifiers
• Medical instrumentation
• Data acquisition systems
• Industrial control systems

The OPA2189IDR's low input offset voltage, low input bias current, and low noise make it an excellent choice for precision measurement and data acquisition applications where high accuracy and stability are required. Its short-circuit protection and unity-gain stability also make it suitable for use in industrial control systems and other applications where reliability is important.