Texas Instruments

TL431BCDBVR

The TL431BCDBVR is a precision programmable shunt regulator manufactured by Texas Instruments. It is a three-terminal device that provides a stable reference voltage and current limit in a variety of applications.

Description:

The TL431BCDBVR is a high-precision, adjustable shunt regulator that operates from a supply voltage as low as 3V. It features a thermal shutdown protection and a short-circuit protection. The device is available in a compact SOT-23 package.

Features:

1. Adjustable output voltage from 2.5V to 36V
2. Low 1.25mV reference voltage temperature coefficient
3. Thermal shutdown protection
4. Short-circuit protection
5. High output current capability up to 100mA
6. Low ground current of 50µA
7. SOT-23 package

Applications:

1. LED current limiting and brightness control
2. Voltage regulation in power supplies
3. Battery management systems
4. Motor speed control
5. Precision current sources
6. Photo-voltaic panel monitoring
7. Power management in portable devices

The TL431BCDBVR is a versatile and reliable device that can be used in a wide range of applications where precise voltage regulation and current limiting is required. Its compact size, low ground current, and thermal and short-circuit protection make it an ideal choice for space-constrained and battery-powered applications.