Product Overview: Texas Instruments TLVH431AQDCKR

The TLVH431AQDCKR from Texas Instruments is a precision low-voltage shunt regulator that is designed to maintain accurate voltage regulation across a wide range of operating conditions. This device is a part of TI’s TLVH431 family, which is known for its high accuracy, low operational voltage, and excellent thermal stability, making it ideal for a variety of applications in power management systems.

Key Features

• Adjustable Output Voltage: This device offers an adjustable output voltage range from 1.24V to 18V, which can be set with two external resistors. This flexibility allows for use in a broad array of applications.
• Low Voltage Operation: The TLVH431AQDCKR operates at a minimal cathode voltage of just 1.24V, which is suitable for low-voltage applications and systems where power efficiency is critical.
• High Accuracy: With a typical temperature drift of only 50 ppm/°C and an initial accuracy of 0.5%, the device ensures precise voltage control, which is essential for sensitive electronic components.
• Low Dynamic Output Impedance: The low output impedance of the device provides better load regulation and ensures stable performance across a range of operating conditions.
• Wide Operating Temperature Range: The TLVH431AQDCKR is designed to operate over a wide temperature range from -40°C to 125°C, making it suitable for industrial and automotive environments.

Applications

The TLVH431AQDCKR is versatile and can be used in various applications, including:

• Adjustable voltage and current regulators
• Power supply control circuits
• Battery chargers
• Switching power supplies
• Motor control circuits
• Precision voltage reference

Package and Quality

This particular model, the TLVH431AQDCKR, comes in a compact SC-70 package with 5 terminals, offering a space-saving solution for PCBs with limited real estate. Texas Instruments ensures high manufacturing standards, and the device is RoHS compliant, reflecting a commitment to environmental responsibility.

With its combination of features, the TLVH431AQDCKR is an excellent choice for designers looking for a reliable and precise voltage reference solution.