Texas Instruments

REF02AUE4  

Voltage References

REF02AUE4 Description

The REF02AUE4 is a fixed output voltage reference IC from Texas Instruments, designed for precision applications requiring high accuracy and stability. This IC belongs to the REF02 series and is housed in a surface-mount package, making it suitable for compact and space-constrained designs. The REF02AUE4 provides a stable 5V output voltage with a tolerance of ±0.3%, ensuring precise voltage references in various electronic systems. It operates over a wide input voltage range of 8V to 40V, making it versatile for different power supply configurations. The device draws a supply current of 1.4mA, which is relatively low, contributing to energy efficiency. Additionally, it features a temperature coefficient of 15ppm/°C, ensuring minimal drift over a wide temperature range. The REF02AUE4 is packaged in a tube and has a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before reflow soldering. It is compliant with REACH and ROHS3 standards, ensuring environmental and safety compliance.

REF02AUE4 Features

• Fixed Output Voltage: Provides a stable 5V output, ideal for applications requiring precise voltage references.
• High Accuracy: ±0.3% tolerance ensures high precision in voltage regulation.
• Wide Input Voltage Range: Operates from 8V to 40V, offering flexibility in power supply design.
• Low Supply Current: Draws only 1.4mA, contributing to energy efficiency in power management systems.
• Low Temperature Coefficient: 15ppm/°C ensures minimal voltage drift over temperature variations, enhancing stability.
• Surface Mount Packaging: Compact and suitable for space-constrained designs, facilitating easy integration into modern electronic systems.
• Environmental Compliance: REACH Unaffected and ROHS3 Compliant, ensuring safety and environmental standards.
• Moisture Sensitivity Level: MSL 3 (168 Hours), suitable for standard manufacturing processes without additional handling precautions.

REF02AUE4 Applications

The REF02AUE4 is ideal for a variety of applications where precise voltage references are critical. These include:

• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for accurate analog signal conversion.
• Digital-to-Analog Converters (DACs): Ensures precise output voltage levels for digital signal processing.
• Power Management Systems: Offers a reliable voltage reference for power supply regulation and monitoring.
• Precision Measurement Equipment: Enhances accuracy in instruments requiring stable voltage references.
• Medical Devices: Ensures reliable and precise voltage references in medical monitoring and diagnostic equipment.
• Industrial Control Systems: Provides stable voltage references for control and monitoring applications in harsh industrial environments.

Conclusion of REF02AUE4

The REF02AUE4 from Texas Instruments is a high-precision voltage reference IC that offers exceptional performance and reliability. Its fixed 5V output with ±0.3% tolerance, low temperature coefficient, and wide input voltage range make it suitable for a variety of precision applications. The surface-mount package and low supply current contribute to its versatility and energy efficiency. While the product is now obsolete, it remains a benchmark for precision voltage references in the electronics industry. For new designs, engineers may consider its successor models or similar offerings from Texas Instruments that build on the REF02 series' legacy of high performance and reliability.

REF02AUE4 Documents

Download datasheets and manufacturer documentation for REF02AUE4

EOL :

Product Discontinuance Notification (PDF)      

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification (PDF)      

Models :

REF02AUE4 Symbol & Footprint by SnapMagic      

Application Notes :

Make a Precision -10 V Reference (Rev. A)       Make a Precision ± 10 V Reference