Overview of Texas Instruments TLV431ACDBVRG4

The TLV431ACDBVRG4 is a precision low-voltage shunt voltage reference from Texas Instruments, offering excellent stability and accuracy for a wide range of applications. This semiconductor device is designed to operate as a low-voltage reference in mixed-signal environments that require a precise voltage determinant. Its small form factor and high reliability make it an ideal choice for space-constrained and critical applications.

Key Features

• Adjustable Output Voltage: The TLV431ACDBVRG4 can be programmed from Vref up to 6V with two external resistors, providing flexibility for various design requirements.
• Low Voltage Operation: It operates at a nominal reference voltage of 1.24V, which is suitable for systems that require a low operating voltage.
• High Accuracy: The device offers a precision voltage reference with a typical temperature coefficient of only 6ppm/°C and initial accuracy of 0.5%.
• Low Dynamic Impedance: Its low output impedance and the ability to source or sink current make it versatile for different circuit configurations.
• Wide Operating Current Range: The TLV431ACDBVRG4 can operate from 1mA to 100mA, catering to a broad spectrum of applications.
• Extended Temperature Range: It is designed to operate over an extended industrial temperature range of -40°C to 85°C.
• Small Package: The device is available in a DBVR package, which is a small SOT-23-5 package, minimizing the footprint on the PCB.

Applications

The TLV431ACDBVRG4 is versatile and can be used in various applications, including:

• Portable and battery-powered electronics
• Power supplies
• Notebook computers
• Data acquisition systems
• Instrumentation
• Consumer electronics

Conclusion

The Texas Instruments TLV431ACDBVRG4 is a highly accurate, low-voltage shunt voltage reference that offers designers a reliable and flexible solution for maintaining voltage precision in their circuits. Its small size, adjustable output voltage, and wide operating range make it a go-to component for engineers looking to optimize their power management and signal conditioning systems.