Product Overview: TL431BQDE4 by Texas Instruments

The TL431BQDE4 is a versatile precision shunt voltage reference from Texas Instruments, renowned for its stability and accuracy in a variety of applications. This three-terminal adjustable regulator allows for setting the output voltage with two external resistors, offering a flexible solution for custom voltage regulation requirements.

Key Features

• Adjustable Output Voltage: Ranging from 2.495 V to 36 V, the TL431BQDE4 provides exceptional versatility, allowing designers to tailor the output to meet specific circuit requirements.
• Low Output Noise: With its low noise output, this voltage reference is ideal for sensitive electronics where noise can be detrimental to performance.
• High Stability: It offers excellent thermal stability and a temperature coefficient typically rated at 50 ppm/°C, ensuring reliable performance over a wide temperature range.
• Low Dynamic Output Impedance: The impedance of 0.2 ohms (typical) contributes to stable load regulation and enhances overall system performance.
• High Accuracy: With an initial accuracy of 1%, the device ensures precise voltage regulation, critical for applications requiring high precision.

Applications

The TL431BQDE4 is widely used across various industries due to its adaptability and performance. Common applications include:

• Power supplies
• Battery chargers
• Voltage monitoring
• Adjustable voltage references
• Switching power supplies

Quality and Reliability

Texas Instruments is committed to delivering high-quality components. The TL431BQDE4 is no exception, with its robust design ensuring long-term reliability. It is available in a standard TO-252 package, which is suitable for automated assembly processes and is designed to handle a wide range of environmental conditions.

Overall, the TL431BQDE4 is a highly reliable and precise voltage reference that can be tuned to the exact needs of your application, making it a go-to solution for engineers looking for a dependable and adaptable voltage reference.