The TLV431BQLP from Texas Instruments is a precision low-voltage shunt voltage reference that offers the ease of use and flexibility of an adjustable shunt regulator. This device is part of the TLV431 series, known for its high accuracy and low power consumption, making it a suitable choice for a wide range of applications in power supply control and battery-operated equipment.

Key Features

• Adjustable Output Voltage: This device can be adjusted to any value between Vref (approximately 1.24 volts) and 6 volts with two external resistors.
• Low Dynamic Impedance: The TLV431BQLP provides a stable and low-impedance output, ensuring minimal voltage variation under different load conditions.
• High Accuracy: With a typical temperature coefficient of only 50 ppm/°C and an initial accuracy of 0.5%, this voltage reference maintains precise voltage regulation over a wide range of temperatures and operating conditions.
• Low Operational Current: The device features a low operational current, ranging from 1 mA to 100 mA, which is particularly beneficial for battery-powered applications where power efficiency is critical.
• Wide Operating Temperature Range: The TLV431BQLP is designed to operate over an industrial temperature range of -40°C to +85°C.

Applications

The versatility of the TLV431BQLP makes it an ideal component for various applications, including:

• Adjustable voltage and current references
• Portable electronics
• Notebook/desktop computers
• Data storage systems
• Power supplies
• Battery chargers

Package and Quality

The TLV431BQLP is available in a small outline package (SOT-89-3), which is suitable for space-constrained applications. Texas Instruments' commitment to quality ensures that this product meets stringent industry standards for reliability and performance.

Whether you are designing a power supply, managing battery power, or looking for a reliable voltage reference, the TLV431BQLP offers a combination of performance, flexibility, and reliability that can help enhance the functionality and efficiency of your electronic designs.