Texas Instruments

TL431CDBVR

The TL431CDBVR is a precision programmable shunt regulator manufactured by Texas Instruments. It is a popular choice for a variety of applications due to its high precision and stability.

Description:

The TL431CDBVR is a three-terminal adjustable shunt regulator that can be used to create a stable reference voltage. It has a built-in 2.5V bandgap reference, which can be trimmed with an external resistor network to create a precise reference voltage. The device also features a precision 1% current source and a high compliance output.

Features:

• Programmable reference voltage from 2.5V to 37V
• High precision and stability
• Low temperature coefficient
• High compliance output
• Wide operating voltage range
• Short circuit protection
• Thermal overload protection

Applications:

The TL431CDBVR is used in a variety of applications where a stable reference voltage is required. Some common applications include:

1. Voltage regulation in power supplies
2. Current limiting and regulation in LED drivers
3. Battery charging circuits
4. Precision voltage references in measurement and test equipment
5. Stabilization of voltage in motor control circuits
6. Voltage supervision in overvoltage and undervoltage protection circuits

Overall, the TL431CDBVR is a versatile and reliable component that can be used in a wide range of applications where a stable and precise reference voltage is required. Its high precision, stability, and wide operating voltage range make it a popular choice for designers and engineers.