AD8628AR Precision Operational Amplifier

The AD8628AR from Analog Devices Inc. is a precision operational amplifier that offers a blend of performance specifications that make it ideal for a wide range of applications. This op-amp is part of the Zero-Drift series, which is renowned for its low input offset voltage and drift over time, ensuring high accuracy in precision applications.

Key Features:

• Zero-Drift Topology: The AD8628AR utilizes a patented chopping technique that minimizes offset voltage and drift, making it perfect for applications requiring long-term stability and high precision.
• Low Input Offset Voltage: With an input offset voltage of just 1 µV at room temperature, this operational amplifier ensures accuracy and minimal error in signal amplification.
• Low Noise: Offering a low voltage noise density of only 1.8 µV p-p (0.1 Hz to 10 Hz), the AD8628AR is suitable for noise-sensitive applications such as medical instrumentation and sensor signal conditioning.
• Wide Supply Voltage Range: It operates effectively with a single supply voltage ranging from 2.7 V to 5 V, or a dual supply of ±2.7 V to ±5 V, providing design flexibility.
• Low Power Consumption: The device has a quiescent current of just 1.0 mA (maximum), making it suitable for battery-powered devices and energy-efficient systems.
• Rail-to-Rail Output: The AD8628AR features a rail-to-rail output swing, which maximizes the dynamic range when operating from low supply voltages.

Applications:

The AD8628AR is versatile and can be used in various applications, including:

• Temperature Measurement
• Electronic Scales
• Medical Instrumentation
• Precision Filters
• Strain Gage Amplifiers
• DC Gain Blocks

With its robust feature set, the AD8628AR from Analog Devices Inc. is a reliable choice for engineers and designers looking for a precision operational amplifier that delivers consistent performance over a wide range of conditions.