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AD5282BRUZ20

AD5282BRUZ20 Description

The AD5282BRUZ20 from Analog Devices Inc. is a dual-channel, 256-tap digital potentiometer with a 20kΩ nominal resistance, designed for precision analog signal adjustment in industrial and consumer applications. It operates over a wide voltage range (4.5V to 16.5V or ±5V) and features an I2C interface for digital control, enabling seamless integration into microcontroller-based systems. With a ±30% resistance tolerance and a low temperature coefficient of 30ppm/°C, it ensures stable performance across varying environmental conditions. The device is housed in a 16-pin TSSOP package, making it suitable for space-constrained designs.

AD5282BRUZ20 Features

• Dual-channel configuration: Independent control of two potentiometers in a single package.
• 256-tap resolution: Provides fine-grained adjustment for precision applications.
• Selectable I2C address: Allows multiple devices on the same bus, reducing wiring complexity.
• Low wiper resistance (60Ω typ): Minimizes signal attenuation in voltage divider applications.
• Volatile memory: Requires reconfiguration on power-up but offers flexibility in dynamic adjustments.
• Wide supply voltage range: Supports both single-supply (4.5V–16.5V) and dual-supply (±5V) operation.
• RoHS3 compliant and REACH unaffected: Meets stringent environmental and safety standards.

AD5282BRUZ20 Applications

• Industrial automation: Calibration of sensor signals, gain adjustment in instrumentation amplifiers.
• Audio equipment: Volume control, tone adjustment, and parametric equalization.
• Test and measurement systems: Programmable voltage references and automated calibration.
• Consumer electronics: Brightness/contrast control in displays, user-adjustable settings.
• Power management: Feedback loop tuning in DC-DC converters or LED drivers.

Conclusion of AD5282BRUZ20

The AD5282BRUZ20 stands out for its high resolution, dual-channel flexibility, and robust performance in demanding environments. Its I2C interface and selectable address simplify system design, while the wide voltage range accommodates diverse applications. Ideal for engineers seeking a reliable, digitally controlled potentiometer, it bridges the gap between analog precision and digital programmability. Whether for industrial control, audio systems, or power management, this device delivers consistent accuracy and ease of integration.