The AD5280 from Analog Devices Inc. is a robust digital potentiometer that offers a perfect blend of durability and high-performance for a myriad of applications. This single-channel, 15 V/30 V digital potentiometer incorporates a fixed resistor with a digitally controlled wiper, providing a reliable solution for adjusting and calibrating system tolerances or as a part of a control system.

Key Features

• Resistance Options: The AD5280 comes with a 50kΩ end-to-end resistance, which provides a wide range of adjustability for various applications.
• Resolution: It offers a 256-position resolution, allowing for fine tuning with precision control over the wiper position.
• Operating Voltage Range: The device operates within a 15 V single supply or a ±15 V dual supply, making it versatile for different circuit configurations.
• Nonvolatile Memory: Equipped with nonvolatile memory (EEPROM), the AD5280 remembers the last wiper position before power-down, ensuring consistent performance across power cycles.
• Digital Interface: The I2C-compatible interface facilitates easy communication and control through a microcontroller or processor.
• Extended Temperature Range: It is designed to operate over an extended industrial temperature range of -40°C to +85°C, ensuring reliability in harsh environments.

Applications

The AD5280 is ideal for use in a variety of applications including:

• Programmable Filters and Delays
• Calibration and Control Systems
• Gain and Offset Adjustment
• Power Supply Adjustment

Quality and Reliability

Analog Devices Inc. is known for its commitment to quality, and the AD5280 is no exception. It is produced under stringent quality control measures to ensure consistent performance and reliability for critical applications.

With its precise control, memory retention, and robust design, the AD5280 is a valuable component for designers who require an adjustable resistor with digital control in their electronic systems.