STMicroelectronics TL431AIZT Precision Shunt Voltage Reference

The TL431AIZT from STMicroelectronics is a three-terminal programmable shunt voltage reference with guaranteed temperature stability over the entire operating temperature range. This precision device acts as a voltage reference or a zener diode with a low temperature coefficient, providing a stable reference voltage for various applications.

Key Features

• Adjustable Output Voltage: The output voltage can be set to any value between 2.495 V and 36 V with the use of two external resistors.
• High Precision: This component offers a typical output voltage tolerance of ±0.5%, ensuring high accuracy in your designs.
• Low Operational Current: The TL431AIZT operates with a typical dynamic impedance of 0.2 ohms and a typical current of 1 mA to 100 mA, making it suitable for low-power applications.
• Temperature Stability: The voltage reference is designed to maintain stability over a wide temperature range, from -40°C to +125°C, making it ideal for demanding environments.
• Package Type: It is available in the TO-92 package, which is suitable for through-hole mounting, facilitating easy integration into a variety of circuits.

Applications

The TL431AIZT voltage reference is versatile and can be used in numerous electronic applications, including:

• Power supplies
• Battery chargers
• Switching power supplies
• Linear regulators
• Digital voltmeters
• Adjustable voltage or current regulators
• Precision current limiters

Reliability and Performance

STMicroelectronics is committed to delivering high-quality products, and the TL431AIZT is no exception. This shunt voltage reference is designed for high reliability and consistent performance, which makes it a trusted component in the design of robust and efficient electronic systems. Whether you are developing power management modules, designing precise data converters, or creating custom voltage regulation solutions, the TL431AIZT is an excellent choice for maintaining voltage accuracy and stability.

For designers and engineers looking for a reliable and precise voltage reference solution, the TL431AIZT from STMicroelectronics offers the performance and flexibility needed to meet a wide range of design requirements.