TLVH431ACDBVRG4

Overview

The TLVH431ACDBVRG4 is a low-voltage adjustable precision shunt regulator manufactured by Texas Instruments. It operates within an output voltage range of 1.24 V to 18 V and supports a maximum cathode current of 80 mA. The device features an initial accuracy of 0.5% and a temperature coefficient of 138 ppm/°C. It functions with a maximum reference input voltage of 20 V and maintains operation across a temperature range from -40 °C to +125 °C. The component is housed in a five-pin SOT-23 package.

Feature Summary

• Provides adjustable precision voltage regulation suitable for low-voltage applications
• Operates over an extended industrial temperature range for robust performance
• Utilizes a compact surface-mount package for space-constrained designs

Applications

• Battery-powered equipment requiring precise voltage references
• Portable devices utilizing low-voltage power supplies
• General-purpose voltage regulation circuits

Procurement Notes

Verify the specific suffix G4 against the manufacturer's official documentation to confirm compliance with current environmental standards and RoHS directives. Ensure the selected variant matches the required accuracy grade and package type for the intended design implementation.

Selection Notes

Select this component when a low-voltage, high-precision shunt regulator is required. Consider the 0.5% initial accuracy and 138 ppm/°C temperature coefficient for thermal stability requirements. Verify that the 80 mA cathode current capability meets the load demands of the application circuit.

Part Context

This part belongs to the TLVH431 series of low-voltage adjustable precision shunt regulators. The series is designed to replace standard three-terminal shunt regulators in applications where lower operating voltages are necessary. It offers improved performance characteristics compared to traditional counterparts while maintaining compatibility with common circuit topologies.

Replacement Considerations

Publicly confirmed substitute part numbers for this specific component were not identified in the provided source material.