onsemi

TL431BVDR2G

The TL431BVDR2G is a precision programmable shunt regulator manufactured by ON Semiconductor. It is a three-terminal device that provides a stable reference voltage and current limit in a variety of applications.

Description:

The TL431BVDR2G is a high-precision, adjustable shunt regulator that operates from a supply voltage as low as 4.5V to as high as 36V. It features a thermal shutdown protection, a short-circuit protection, and a precision reference voltage of 2.495V.

Features:

1. Programmable output voltage: The output voltage can be adjusted by connecting an external resistor between the reference voltage and the output.
2. Precision reference voltage: The device provides a precision reference voltage of 2.495V.
3. Thermal shutdown protection: The device has an internal thermal shutdown protection that protects it from overheating.
4. Short-circuit protection: The device has an internal short-circuit protection that protects it from damage in case of a short circuit.
5. Low dropout voltage: The device has a low dropout voltage of 1.25V, which makes it suitable for low-voltage applications.

Applications:

The TL431BVDR2G can be used in a variety of applications, including:

1. Voltage regulation: It can be used as a voltage regulator in power supply circuits.
2. Current limit: It can be used as a current limiter in LED driver circuits.
3. Battery management: It can be used in battery management systems to maintain a constant voltage across the battery.
4. Motor control: It can be used in motor control circuits to regulate the speed of the motor.
5. Power management: It can be used in power management circuits to regulate the power supplied to various electronic devices.

Overall, the TL431BVDR2G is a versatile and reliable device that can be used in a wide range of applications where precision voltage regulation and current limiting are required.