STMicroelectronics TL431AIL5T Adjustable Precision Shunt Regulator

The TL431AIL5T from STMicroelectronics is a versatile, three-terminal, adjustable voltage reference with guaranteed temperature stability over the entire operating temperature range. This precision shunt regulator is a staple in many power supply and voltage regulation applications, offering flexibility and reliability in a compact SOT-23-5 package.

With an output voltage range that can be set to any value between 2.495 V and 36 V with two external resistors, the TL431AIL5T serves a broad spectrum of applications. Its low output noise, coupled with its low drift and excellent line and load regulation, make it a popular choice for designers who require a stable reference voltage in their circuits.

Key Features:

• Adjustable Output Voltage: Can be set from 2.495 V to 36 V through external resistors.
• High Precision: Offers a typical output voltage tolerance of ±0.5%, ensuring accurate voltage regulation.
• Temperature Stability: Guaranteed performance over a temperature range of -40°C to +105°C.
• Low Operational Current: Draws minimal quiescent current, enhancing energy efficiency in applications.
• Dynamic Impedance: Low dynamic output impedance provides improved load regulation.

Designed for easy integration into a wide array of devices, the TL431AIL5T is commonly used in linear regulators, switching power supplies, and battery chargers. It can also function as a replacement for zener diodes in many applications requiring an improvement in zener performance.

STMicroelectronics ensures that the TL431AIL5T meets stringent quality and performance standards. Whether used in power supply stabilization or as a precision reference in analog circuits, this adjustable shunt regulator delivers the accuracy and stability needed for critical electronic applications.

Applications:

• Power Supplies
• Linear Regulators
• Switching Power Supplies
• Battery Chargers
• Voltage Monitoring
• Automotive Electronics
• Adjustable Voltage References