TLVH431ACDCKR Adjustable Precision Shunt Regulator

The TLVH431ACDCKR from Texas Instruments is a low-voltage three-terminal adjustable precision shunt regulator with an output voltage range from Vref to 18V. It is designed to be highly flexible and can be used in a variety of applications where voltage regulation with a low dropout is required.

This device offers a typical output voltage of 1.24V with a reference voltage precision of 0.5% at 25°C and 1% over the entire industrial temperature range of -40°C to 85°C. The TLVH431ACDCKR can support an output current from 1mA to 70mA, making it suitable for a wide range of applications including power supplies and op-amp circuitry, where power efficiency is crucial.

The TLVH431ACDCKR comes in a compact 5-pin SC-70 package, which is ideal for space-constrained applications. It features a low dynamic output impedance of 0.22 ohms, ensuring stable load regulation throughout the operating range. Additionally, the device is characterized for operation from -40°C to 85°C, ensuring reliability and performance in a broad range of environments.

With its adjustable output voltage, the TLVH431ACDCKR provides design flexibility, allowing engineers to customize the output as per their specific needs by using two external resistors. This makes it an excellent choice for creating a simple and efficient voltage reference or a regulator circuit without the need for complex and expensive components.

Key features of the TLVH431ACDCKR include:

• Adjustable output voltage from Vref to 18V
• Low reference voltage of 1.24V
• Reference voltage precision of 0.5% (25°C) and 1% over the full temperature range
• Low dynamic output impedance
• Wide operating current range from 1mA to 70mA
• Extended operating temperature range from -40°C to 85°C
• Compact SC-70 5-pin package

The TLVH431ACDCKR is a versatile and reliable component suitable for a vast array of electronic circuits and products, offering precision, power efficiency, and ease of use for engineers and designers.