Analog Devices Inc.

AD5247BKSZ100-R2

AD5247BKSZ100-R2 Description

The AD5247BKSZ100-R2 is a digital potentiometer manufactured by Analog Devices Inc., designed for precision control applications. This device features a rheostat configuration with a resistance of 100 kΩ and a typical wiper resistance of 75 Ω. The AD5247BKSZ100-R2 operates within a supply voltage range of 2.7V to 5.5V and offers a temperature coefficient of 45 ppm/°C, ensuring stable performance across varying temperatures. The device is equipped with 128 taps, providing fine control over resistance settings. It utilizes a volatile memory type, meaning the resistance value is stored in memory as long as power is applied. The AD5247BKSZ100-R2 is housed in a surface-mount SC70-6 package and is available in tape and reel packaging, making it suitable for automated assembly processes. It is REACH unaffected and has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to ambient conditions.

AD5247BKSZ100-R2 Features

• Precision Control: The AD5247BKSZ100-R2 offers a resistance range of 100 kΩ with a ±20% tolerance, providing precise control over resistance values.
• Linear Taper: The linear taper ensures a consistent change in resistance with each step, making it ideal for applications requiring uniform resistance adjustment.
• I²C Interface: The device supports I²C communication, allowing for easy integration into systems requiring digital control.
• 128 Taps: With 128 discrete resistance settings, the AD5247BKSZ100-R2 provides high-resolution control, suitable for applications demanding fine adjustments.
• Low Temperature Coefficient: The 45 ppm/°C temperature coefficient ensures minimal resistance drift over temperature variations, enhancing the stability and reliability of the device.
• Wide Operating Voltage Range: The 2.7V to 5.5V supply voltage range makes the AD5247BKSZ100-R2 compatible with a variety of power supply configurations.
• Volatile Memory: The volatile memory type ensures that the resistance value is maintained as long as power is applied, providing reliable operation without the need for non-volatile storage.
• Surface-Mount Packaging: The SC70-6 package and tape and reel format are ideal for high-volume manufacturing and automated assembly processes.

AD5247BKSZ100-R2 Applications

The AD5247BKSZ100-R2 is well-suited for a variety of applications where precise resistance control is required. Some specific use cases include:

• Audio Systems: Adjusting volume levels with high precision.
• Medical Equipment: Controlling gain settings in amplifiers for medical sensors.
• Industrial Automation: Fine-tuning control loops and feedback systems.
• Consumer Electronics: Calibrating display brightness and contrast settings.
• Automotive Systems: Managing resistance in electronic control units (ECUs) for precise control of various vehicle systems.

Conclusion of AD5247BKSZ100-R2

The AD5247BKSZ100-R2 is a versatile digital potentiometer that offers high-resolution control, stable performance, and ease of integration. Its 128 taps, linear taper, and low temperature coefficient make it an excellent choice for applications requiring precise resistance adjustments. The I²C interface and surface-mount packaging further enhance its suitability for modern electronic designs. Whether used in audio systems, medical equipment, or industrial automation, the AD5247BKSZ100-R2 provides reliable and precise control, making it a valuable component in a wide range of applications.