Texas Instruments

TL431QDBVR

The TL431QDBVR is a precision programmable shunt regulator manufactured by Texas Instruments. This device is commonly used in a variety of applications, including voltage regulation, current limiting, and precision voltage references.

Description:

The TL431QDBVR is a compact, 5-pin SOT-23 package that provides a highly accurate and stable reference voltage. It features a programmable reference output that can be adjusted using an external resistor network. The device also includes a precision 1.25V bandgap reference, a high-accuracy shunt regulator, and a thermal shutdown protection feature.

Features:

• Programmable reference output
• Precision 1.25V bandgap reference
• High-accuracy shunt regulator
• Thermal shutdown protection
• Compact SOT-23 package

Applications:

The TL431QDBVR is commonly used in a variety of applications, including:

1. Voltage regulation: The device can be used to provide a stable and accurate reference voltage for voltage regulation applications.
2. Current limiting: The TL431QDBVR can be used to limit the current in a circuit, protecting components from damage due to overcurrent conditions.
3. Precision voltage references: The device can be used as a precision voltage reference in a variety of applications, including signal conditioning, data acquisition, and power management.
4. LED driver circuits: The TL431QDBVR can be used to regulate the current in LED driver circuits, providing precise control over the LED brightness.
5. Battery management systems: The device can be used in battery management systems to monitor and regulate the voltage and current in a battery pack.

Overall, the TL431QDBVR is a versatile and high-performance device that is well-suited for a wide range of applications requiring precision voltage regulation and control.