The TS431BIZ from STMicroelectronics is a versatile and precise shunt voltage regulator that boasts a high level of adjustability, making it a go-to choice for a wide range of applications. This adjustable shunt regulator is designed to provide a stable reference voltage and can be set to any value between the Vref (approximately 2.5 volts) and 36 volts, with the use of two external resistors.
With its low output noise and stable operation over a wide range of temperatures, the TS431BIZ is ideal for precision applications. Its key features include a typical output impedance of 0.2 ohms, an excellent thermal stability with a temperature coefficient typically rated at 50 ppm/°C, and a minimum cathode current for regulation that ranges from 1 mA to 100 mA, making it highly adaptable for various current requirements.
The TS431BIZ is encapsulated in a TO-92 package, which is known for its compact size and ease of integration into a multitude of electronic circuits. Its robust design ensures reliability and longevity, even in the most demanding conditions. This shunt regulator is commonly used in adjustable power supplies, battery-operated equipment, and precision voltage references, among other applications.
Additionally, the device features a low output noise with an inherent sharp turn-on characteristic, making it an excellent replacement for Zener diodes in many applications where an improvement in Zener performance is desired. The TS431BIZ offers a wide operating range and can handle continuous working voltages up to 36 volts, which, combined with its programmability, makes it a flexible solution for designers seeking a high-performance voltage reference.
STMicroelectronics is a global leader in semiconductor solutions, known for their commitment to providing innovative products that facilitate smarter, more energy-efficient technologies. The TS431BIZ is a testament to their dedication to quality and performance, offering designers a reliable and precise voltage reference solution.
