The TS431AIZ from STMicroelectronics is a versatile and adjustable precision shunt regulator designed to cater to a wide range of voltage regulation requirements. This component is a three-terminal adjustable shunt regulator with guaranteed temperature stability over the entire temperature range of operation. The output voltage can be set to any value between Vref (approximately 2.5V) and 36V with two external resistors.

Key Features

• Adjustable Output Voltage: The TS431AIZ offers an adjustable voltage range from 2.5V to 36V, providing flexibility for various applications.
• High Precision: It features a typical output impedance of 0.2 ohms, ensuring that the output remains stable even with load variations.
• Low Operational Current: The regulator operates with a low quiescent current, which enhances its efficiency and makes it suitable for low-power applications.
• Temperature Stability: Its temperature-compensated reference voltage ensures reliable performance across a wide temperature range from -40°C to +125°C.
• Surface-Mount Package: The device comes in a standard TO-92 package, which is suitable for automated assembly processes and compact circuit designs.

Applications

The TS431AIZ is suitable for a broad spectrum of applications, including:

• Power supplies
• Battery chargers
• Voltage monitoring
• Adjustable voltage references
• Switching power supplies

Product Specifications

Parameter Value Reference Voltage 2.5V (typical) Output Voltage Range 2.5V to 36V Temperature Range -40°C to +125°C Package Type TO-92

The TS431AIZ shunt regulator from STMicroelectronics is an ideal solution for designers looking for a reliable and flexible voltage reference that can be fine-tuned to their specific needs. Its ease of use, coupled with its precision and stability, make it a valuable component in a variety of electronic devices and systems.