The TL431QDCKT from Texas Instruments is a three-terminal adjustable shunt regulator with specified thermal stability over applicable automotive, commercial, and military temperature ranges. This precision programmable reference is an integral part of many power supplies and voltage monitoring applications, providing a reliable voltage reference with the flexibility to adjust the output voltage through external resistors.

Key Features

• Voltage Flexibility: It offers an output voltage range from 2.495 V to 36 V with two external resistors, making it versatile for a wide array of applications.
• High Accuracy: The device features a typical output voltage tolerance of 0.5%, ensuring precision in your designs.
• Low Operational Current: The TL431QDCKT operates with a typical quiescent current of 1 mA, contributing to energy-efficient designs.
• Temperature Compensated: With its broad operating temperature range, this component delivers consistent performance across various environmental conditions.
• Surface-Mount Package: The device comes in a small outline, no-lead SC70 (SOT-323) package, suitable for compact PCB layouts.

Applications

The TL431QDCKT is widely used across the electronics industry due to its adaptability and precision. It is commonly found in power supplies, voltage regulators, and as a replacement for zener diodes in many applications. Additionally, its adjustable nature makes it suitable for:

• Switching power supplies
• Linear regulators
• Adjustable power supplies
• Battery chargers
• Automotive systems
• Consumer electronics

Reliability and Quality

Texas Instruments is renowned for its commitment to quality and reliability. The TL431QDCKT is no exception, offering robust performance and a long operational lifespan, which is essential for applications requiring a stable and reliable voltage reference.

Ordering Information

The TL431QDCKT is available in tape and reel packaging, facilitating easy integration into automated assembly processes. For detailed ordering and shipping information, please refer to the Texas Instruments website or your local authorized distributor.