Product Overview: Texas Instruments TLV431BQDCKR

The Texas Instruments TLV431BQDCKR is a high-precision, low-voltage adjustable shunt regulator that offers excellent stability and performance for a wide array of applications. This versatile component is designed to maintain accurate voltage regulation with a minimal voltage reference of 1.24 volts, which can be adjusted to 16 volts with the use of two external resistors.

Key Features

• Adjustable Output Voltage: The TLV431BQDCKR can be programmed from Vref (1.24V) up to 16V when connected with two external resistors, providing flexibility for various application requirements.
• Low Voltage Operation: With a minimum cathode voltage requirement of 1.24V for regulation, this device is ideal for low voltage operations and portable applications.
• Low Operational Current: The device features a typical low operational current of 0.37mA, contributing to energy efficiency in the end application.
• High Accuracy: Offering a reference voltage tolerance of ±0.5% at 25°C, the TLV431BQDCKR ensures high precision for your voltage regulation needs.
• Temperature Compensated: The device is temperature compensated, ensuring stable operation over a wide temperature range from -40°C to 85°C.

Applications

The TLV431BQDCKR is suitable for a variety of applications, including:

• Adjustable power supplies
• Switching power supplies
• Battery chargers
• Portable electronics
• Precision voltage references
• Isolated feedback circuits for SMPS

Package and Quality

Encased in a compact SC-70 (SOT-323) 5-pin package, the TLV431BQDCKR is designed to save space on printed circuit boards, making it an excellent choice for space-constrained applications. Texas Instruments is known for its commitment to quality, and this product is no exception. It is manufactured to the highest standards to ensure reliability and performance.

Conclusion

The TLV431BQDCKR from Texas Instruments is an ideal solution for designers seeking a reliable, precise, and flexible shunt regulator. Its low operational current, adjustable output voltage, and temperature-compensated design make it a versatile choice for a wide range of power management applications.