ON Semiconductor CAT5128TBI-50-GT3 Digital Potentiometer

The ON Semiconductor CAT5128TBI-50-GT3 is a highly precise digital potentiometer that offers a compact and versatile solution for various applications requiring variable resistance settings. This digital potentiometer is designed to mimic the analog functionality of a mechanical potentiometer with the added benefits of digital control, providing a reliable and durable alternative to its mechanical counterparts.

Key Features

• Resistance Range: The device features a 50 kΩ end-to-end resistance, which is ideal for a wide range of applications, from fine-tuning analog signals to setting the biasing conditions for other electronic components.
• Resolution: It has a 256-position resolution, allowing for fine incremental adjustments to the resistance value, which is critical for precision tuning.
• Interface: The CAT5128TBI-50-GT3 employs an I²C interface for communication, enabling easy integration into existing digital systems and facilitating simple programmability.
• Single Supply Operation: It operates from a 2.5V to 5.5V power supply, making it suitable for a variety of low-voltage applications.
• Non-volatile Memory: The device includes non-volatile memory, ensuring that the resistance setting is retained even after the power is removed, providing an immediate return to the last setting upon power-up.
• Package: This component is available in a compact 8-pin TDFN package, which is perfect for space-constrained applications.

Applications

The CAT5128TBI-50-GT3 is a versatile component that can be used in a variety of applications such as:

• Adjustable power supplies
• Calibration and control systems
• Consumer electronics
• Portable devices and instrumentation

With its precise control and digital interface, the CAT5128TBI-50-GT3 digital potentiometer from ON Semiconductor is an excellent choice for designers looking to add adjustable resistance in their electronic circuits without sacrificing reliability and performance.

For more detailed specifications and application notes, designers are encouraged to consult the datasheet and technical documentation provided by ON Semiconductor.