Texas Instruments

REF02AUG4  

Voltage References

REF02AUG4 Description

The REF02AUG4 is a precision voltage reference IC designed by Texas Instruments, a leading manufacturer in the power management and semiconductor industry. This IC belongs to the REF02 series and is known for its high accuracy and stability. It features a fixed output voltage of 5V with a tight tolerance of ±0.3%, ensuring precise voltage regulation in various electronic applications. The REF02AUG4 is designed for surface mount technology, making it suitable for compact and high-density PCB designs. It operates over a wide input voltage range of 8V to 40V, providing flexibility in power supply requirements. The device draws a supply current of only 1.4mA, making it energy-efficient and suitable for low-power applications. Additionally, it has a temperature coefficient of 15ppm/°C, ensuring stable performance across a wide temperature range. The REF02AUG4 is housed in a tube package, which is ideal for automated assembly processes. It is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations. Despite its obsolete status, the REF02AUG4 remains a reliable choice for applications requiring a stable and accurate voltage reference.

REF02AUG4 Features

• Fixed Output Voltage: The REF02AUG4 provides a fixed output voltage of 5V, ensuring consistent performance in applications requiring a stable reference voltage.
• High Accuracy: With a tolerance of ±0.3%, the REF02AUG4 offers high accuracy, making it suitable for precision applications where voltage stability is critical.
• Low Supply Current: Drawing only 1.4mA of supply current, the REF02AUG4 is energy-efficient, making it ideal for low-power and battery-operated devices.
• Wide Input Voltage Range: The device operates over an input voltage range of 8V to 40V, providing flexibility in power supply requirements and ensuring compatibility with various power sources.
• Low Temperature Coefficient: The REF02AUG4 has a temperature coefficient of 15ppm/°C, ensuring stable performance across a wide temperature range, which is crucial for applications in varying environmental conditions.
• Surface Mount Technology: Designed for surface mount mounting type, the REF02AUG4 is suitable for compact and high-density PCB designs, enabling efficient use of space in modern electronic systems.
• Compliance and Environmental Standards: The REF02AUG4 is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations and ensuring suitability for use in environmentally conscious applications.

REF02AUG4 Applications

The REF02AUG4 is ideal for a variety of applications that require a stable and accurate voltage reference. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The high accuracy and stability of the REF02AUG4 make it suitable for providing a precise reference voltage to ADCs, ensuring accurate conversion of analog signals to digital form.
• Digital-to-Analog Converters (DACs): The REF02AUG4 can serve as a reliable reference voltage for DACs, enabling accurate conversion of digital signals to analog form.
• Power Supplies: The REF02AUG4 can be used in precision power supplies to provide a stable reference voltage, ensuring consistent output voltage levels.
• Instrumentation and Measurement Equipment: The REF02AUG4 is suitable for use in precision instruments and measurement equipment where accurate voltage references are essential for reliable performance.
• Battery Management Systems: The low supply current and wide input range voltage make the REF02AUG4 ideal for use in battery management systems, where energy efficiency and compatibility with varying battery voltages are crucial.

Conclusion of REF02AUG4

The REF02AUG4 is a high-performance voltage reference IC that offers a combination of accuracy, stability, and energy efficiency. Its fixed output voltage, low supply current, and wide input voltage range make it suitable for a variety of applications, including ADCs, DACs, power supplies, and precision instruments. Despite its obsolete status, the REF02AUG4 remains a reliable choice for applications requiring a stable and accurate voltage reference. Its compliance with environmental standards and suitability for surface mount technology further enhance its appeal in modern electronic designs.

REF02AUG4 Documents

Download datasheets and manufacturer documentation for REF02AUG4

Datasheets :

REF02 Datasheet      

PCN Obsolescence/ EOL :

Mult Dev EOL 31/Aug/2023      

HTML Datasheet :

REF02 Datasheet