Texas Instruments

OPA828IDR

The OPA828IDR is a precision operational amplifier (op-amp) from Texas Instruments. It is designed to provide high precision and low noise performance in a variety of applications.

Description:

The OPA828IDR is a single, precision operational amplifier that operates from a single supply voltage as low as 3.3V. It features a low input offset voltage of 200µV maximum, a low input bias current of 1pA maximum, and a high open-loop gain of 120dB minimum. The device is available in an 8-pin SOIC package.

Features:

• Low input offset voltage: 200µV maximum
• Low input bias current: 1pA maximum
• High open-loop gain: 120dB minimum
• Wide supply voltage range: 3.3V to 36V
• Low noise: 7nV/√Hz typical input voltage noise
• Precision short-circuit current: 2mA maximum
• Unity-gain stable with a 0.1% bias current error
• No phase margin degradation with capacitive loads

Applications:

The OPA828IDR is suitable for a wide range of precision applications, including:

• Data acquisition systems
• Strain gauge amplifiers
• Medical instrumentation
• pH measurement systems
• Pressure sensor amplifiers
• Weighing scales
• Temperature measurement systems
• Precision filtering and buffering

In summary, the OPA828IDR is a high-precision operational amplifier from Texas Instruments that offers low input offset voltage, low input bias current, and low noise performance. It is suitable for a wide range of precision applications and is available in an 8-pin SOIC package.