Product Overview: TL431ACDRG4 from Texas Instruments

The TL431ACDRG4 is a highly versatile three-terminal adjustable shunt regulator, with specified thermal stability over applicable automotive, commercial, and military temperature ranges. Manufactured by Texas Instruments, this regulator is commonly used in a wide array of applications, including power supplies, battery chargers, and voltage monitoring, thanks to its ease of use and high level of precision.

This precision voltage regulator is capable of outputting a voltage range from 2.495 V to 36 V with a typical output impedance of 0.2 ohms. A key feature of the TL431ACDRG4 is its sharp turn-on characteristics, making it an excellent replacement for zener diodes in many applications where improved output voltage precision and lower voltage tolerances are required.

One of the defining characteristics of the TL431ACDRG4 is its flexibility. It can be used in numerous circuit configurations, including as a voltage reference, an error amplifier, a voltage monitor, or even in a current limiter design. This versatility is enhanced by the adjustable output voltage, which can be set with just two external resistors. This adjustable nature allows for custom voltage regulation to match specific requirements, providing designers with a high level of control over their power management systems.

The TL431ACDRG4 comes in a compact 8-pin SOIC package, which is suitable for surface-mount technology (SMT), making it ideal for space-constrained applications. The device also features a low output noise voltage, which is critical for maintaining signal integrity in sensitive electronic equipment.

With a typical temperature coefficient of only 50 ppm/°C, the device maintains its accuracy across a wide temperature range, ensuring reliable performance in environments subject to temperature variations. Furthermore, Texas Instruments ensures that this regulator is offered with the quality and reliability that the industry has come to expect from their products, making the TL431ACDRG4 a trusted choice for a variety of precision voltage regulation tasks.

Whether you're designing a power supply for consumer electronics or need a reliable voltage reference in an industrial setting, the TL431ACDRG4 from Texas Instruments is a robust and flexible solution that can meet the demands of your application.