Overview of TLVH431IDBVT from Texas Instruments

The TLVH431IDBVT is a low-voltage adjustable precision shunt regulator designed by Texas Instruments to offer a solution for applications requiring a low voltage and low power voltage reference. This device is capable of setting a voltage from Vref (approximately 1.24V) to 18V with two external resistors, providing flexibility for a variety of design requirements.

Key Features

• Adjustable Output Voltage: The TLVH431IDBVT allows for an adjustable output voltage ranging from 1.24V to 18V, making it extremely versatile for different applications.
• Low Reference Voltage: With a reference voltage of 1.24V, the device is suitable for low-voltage operations.
• High Accuracy: This shunt regulator offers a typical temperature drift of only 6ppm/°C and an initial accuracy of 0.5% for the B-grade device, ensuring reliable performance.
• Low Operational Current: It operates with a low dynamic impedance and a typical current of 0.4mA to 100mA, which is ideal for battery-powered devices.

Applications

The TLVH431IDBVT is suitable for a broad range of applications, including:

• Power supplies
• Battery chargers
• Notebook computers
• Adjustable voltage references
• Portable electronics

Package and Quality

The Texas Instruments TLVH431IDBVT comes in a small SOT-23 (DBV) package that is suitable for space-constrained applications. The device is designed to meet the stringent quality standards of Texas Instruments, ensuring reliable performance in commercial, industrial, and automotive environments. It is also RoHS compliant and supports green manufacturing requirements.

Conclusion

The TLVH431IDBVT from Texas Instruments stands out as an adjustable precision shunt regulator that combines flexibility, accuracy, and low power consumption. With its wide voltage range, high accuracy, and small form factor, it is an excellent choice for designers seeking a reliable voltage reference solution for their electronic applications.