Texas Instruments

TL431BIDG4

TL431BIDG4 Description

The TL431BIDG4 is an adjustable shunt voltage reference IC designed by Texas Instruments. This device is known for its precision and versatility, making it a reliable choice for a variety of electronic applications. With a wide output voltage range from 2.495V to 36V and a maximum output current of 100 mA, the TL431BIDG4 offers adjustable voltage regulation with a tolerance of ±0.5%. The IC is housed in an 8-pin SOIC package, which is suitable for surface mount applications, ensuring ease of integration into modern circuit designs.

TL431BIDG4 Features

• Adjustable Output Voltage: The TL431BIDG4 provides a wide adjustable output voltage range from 2.495V to 36V, making it highly flexible for various voltage reference requirements.
• High Precision: With a tolerance of ±0.5%, this IC ensures high accuracy in voltage regulation, which is crucial for precision applications.
• High Output Current Capability: The device can support up to 100 mA of output current, making it suitable for applications that require higher current loads.
• Low Cathode Current: The TL431BIDG4 operates with a low cathode current of 700 µA, which helps in reducing power consumption and improving efficiency.
• Surface Mount Compatibility: The 8-pin SOIC package is designed for surface mount technology, facilitating easy integration into compact and high-density PCB designs.
• Compliance and Reliability: The TL431BIDG4 is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing processes.

TL431BIDG4 Applications

The TL431BIDG4 is ideal for applications requiring precise voltage references, such as:

• Power Supplies: Used in voltage regulation and stabilization in power supply circuits.
• Battery Management Systems: Provides accurate voltage references for battery charging and monitoring circuits.
• Analog-to-Digital Converters (ADCs): Ensures accurate voltage levels for reference in ADCs.
• Digital-to-Analog Converters (DACs): Offers stable reference voltages for DACs to maintain precision in signal conversion.
• Instrumentation and Control Systems: Used in precision measurement and control systems where accurate voltage references are essential.

Conclusion of TL431BIDG4

The TL431BIDG4 from Texas Instruments is a versatile and precise adjustable shunt voltage reference IC. Its wide voltage range, high precision, and surface mount compatibility make it suitable for a variety of applications, from power supplies to precision measurement systems. Despite being marked as obsolete, the TL431BIDG4 remains a reliable choice for engineers and designers looking for a high-performance voltage reference solution. Its compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing.