The OPA209AIDGKR is a high-precision operational amplifier from Texas Instruments, designed to meet the needs of a wide range of applications that require accuracy and stability. This operational amplifier is part of the OPAx209 series, which is renowned for its low noise and low distortion characteristics, making it an excellent choice for high-performance audio, test and measurement equipment, and professional audio equipment.

Key Features

• Low Noise: The OPA209AIDGKR offers a low voltage noise density of 2.2 nV/√Hz at 1 kHz, ensuring clean and precise signal amplification with minimal interference.
• High Precision: With an offset voltage of just ±75 µV and a drift of ±0.2 µV/°C, this op-amp provides highly accurate signal processing.
• Wide Bandwidth: It features a wide bandwidth of 18 MHz at a gain of +1, which allows for fast signal processing and is suitable for high-speed applications.
• High Open-Loop Gain: The device boasts a high open-loop gain of 130 dB, which contributes to its excellent linearity and low distortion.
• Single Supply Operation: The OPA209AIDGKR is capable of operating from a single supply voltage range of 4.5V to 36V, or dual supplies of ±2.25V to ±18V, providing flexibility in various circuit designs.

Applications

The OPA209AIDGKR is ideal for a range of precision applications, including:

• Professional audio equipment
• Active filters
• Test and measurement systems
• Medical instrumentation
• Analog-to-digital converter (ADC) drivers

Package and Quality

This operational amplifier is available in an MSOP-8 (DGK) package, which is compact and suitable for space-constrained applications. The device also features extended industrial temperature range operation, from -40°C to +125°C, ensuring reliability in harsh environments. Texas Instruments is committed to high-quality manufacturing standards, and the OPA209AIDGKR is no exception, delivering performance and durability for critical applications.