The TL431CDBVRG4 is a highly versatile three-terminal adjustable shunt regulator from the reputable semiconductor manufacturer, Texas Instruments (TI). This precision device is designed to offer a reliable solution for voltage regulation and reference in a wide array of electronic applications, ranging from power supplies to voltage monitoring systems.

Key Features

• Voltage Range: The TL431CDBVRG4 offers an adjustable output voltage range from 2.495 V to 36 V, allowing for flexible use in different circuit designs.
• Low Output Noise: It is characterized by a low output noise, which is crucial for maintaining signal integrity in sensitive electronic equipment.
• High Stability: With a temperature coefficient typically at 50 ppm/°C, this device provides excellent stability over the entire operating temperature range.
• Low Dynamic Output Impedance: The dynamic output impedance of 0.22 Ω ensures efficient regulation and minimal voltage drop under varying load conditions.
• Precision Reference: The TL431CDBVRG4 can serve as a precision voltage reference, with a typical initial tolerance of 1%.

Package and Quality

The device comes in a small-outline transistor (SOT-23) package, which is ideal for space-constrained applications. It is designed for surface-mount technology (SMT), which enables a more compact and robust PCB design. The TL431CDBVRG4 is also characterized by its lead-free and RoHS-compliant construction, reflecting TI's commitment to environmental sustainability.

Applications

Due to its high accuracy and reliability, the TL431CDBVRG4 is widely used in various applications, including:

• Adjustable power supplies
• Switching power supplies
• Battery chargers
• Voltage monitors
• Automotive electronics
• Consumer electronics

Conclusion

The TL431CDBVRG4 from Texas Instruments is an indispensable component for designers who require a dependable and precise voltage regulation solution. Its adjustable nature, coupled with its robust package and environmental compliance, make it a go-to choice for a multitude of electronic applications that demand high performance and reliability.