onsemi

TL431BVD

TL431BVD Description

The TL431BVD is an adjustable shunt reference IC designed for precision voltage regulation in a wide range of power management applications. Manufactured by onsemi, this device offers a highly accurate and stable reference voltage with a typical temperature coefficient of 50ppm/°C. The TL431BVD is housed in a surface mount package, making it suitable for compact and high-density designs. Despite being marked as obsolete, it remains a reliable choice for engineers seeking a proven solution for voltage regulation.

TL431BVD Features

• Adjustable Output Voltage: The TL431BVD provides an adjustable output voltage ranging from 2.495V to 36V, offering flexibility in various power management applications.
• High Precision: With a tolerance of ±0.4%, the TL431BVD ensures highly accurate voltage regulation, making it ideal for precision circuits.
• Low Temperature Coefficient: The typical temperature coefficient of 50ppm/°C ensures stable performance across a wide temperature range, enhancing reliability in diverse operating conditions.
• High Output Current: Capable of delivering up to 100mA of output current, the TL431BVD can support higher load requirements compared to similar devices.
• Surface Mount Package: The surface mount package type facilitates easy integration into modern PCB designs, optimizing space utilization and improving thermal performance.
• Moisture Sensitivity Level: Rated at MSL 1 (Unlimited), the TL431BVD is suitable for extended storage and handling without the need for special moisture protection measures.
• Compliance: The TL431BVD is REACH unaffected, ensuring compliance with environmental regulations and standards.

TL431BVD Applications

The TL431BVD is well-suited for a variety of applications where precise voltage regulation is critical. Some specific use cases include:

• Power Supplies: Ideal for use in linear and switching power supplies, providing a stable reference voltage for feedback control loops.
• Battery Management Systems: Ensures accurate voltage monitoring and regulation in battery charging and management circuits.
• Instrumentation: Used in precision measurement equipment to provide a stable reference voltage for accurate readings.
• Consumer Electronics: Suitable for applications such as power adapters, chargers, and other consumer electronics requiring reliable voltage regulation.
• Industrial Control Systems: Provides a stable reference voltage for control and monitoring systems in industrial environments.

Conclusion of TL431BVD

The TL431BVD stands out as a reliable and precise shunt reference IC, offering a combination of high accuracy, stability, and flexibility. Its adjustable output voltage, low temperature coefficient, and high output current make it a versatile solution for a wide range of power management applications. Despite its obsolete status, the TL431BVD remains a valuable component for engineers seeking a proven and dependable voltage reference solution.