TL431BQPK Precision Programmable Reference

The TL431BQPK from Texas Instruments is a versatile and precision programmable voltage reference, designed to offer both flexibility and reliability for a wide array of applications. This three-terminal adjustable shunt regulator is capable of providing an output voltage that can be set to any value between Vref (approximately 2.495 V) and 36 V, with two external resistors. This feature makes the TL431BQPK an excellent choice for power supplies and other electronic circuits that require a precise reference voltage.

Key Features:

• Adjustable Output: Voltage can be set from 2.495 V to 36 V with two external resistors.
• Low Output Noise: It offers a low output noise, which makes it suitable for sensitive electronics.
• High Stability: Over temperature and time, the TL431BQPK maintains high stability, ensuring consistent performance.
• Tolerance: The precision reference has a typical tolerance of 0.5% at 25°C, making it highly accurate for precision applications.
• Temperature Compensated: The device features temperature compensation which allows it to maintain its voltage reference over a wide temperature range.
• Low Dynamic Output Impedance: Its low dynamic output impedance provides stable reverse current operation.
• Package: Available in a TO-92 package, the TL431BQPK is ideal for space-constrained applications.

Applications:

The TL431BQPK is commonly used in a variety of applications, including:

• Adjustable power supplies
• Battery chargers
• Switching power supplies
• Linear regulators
• Current monitors
• Automotive systems
• Portable electronics

With its combination of flexibility, precision, and compact packaging, the TL431BQPK is a highly dependable component for designers seeking to create stable and adjustable voltage references within their electronic systems. Whether it's for industrial, commercial, or consumer applications, the TL431BQPK by Texas Instruments stands as a trusted solution for voltage regulation needs.