Texas Instruments

TL431ACDBVRE4

TL431ACDBVRE4 Description

The TL431ACDBVRE4 is a precision shunt voltage reference IC designed for adjustable output voltage applications. Manufactured by Texas Instruments, this device offers a wide range of output voltages, from a minimum of 2.495V to a maximum of 36V, with a tolerance of ±1%. It is housed in a surface-mount SOT23-5 package, making it suitable for compact and high-density PCB designs. The TL431ACDBVRE4 is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and regulatory standards. It has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to standard environmental conditions. The operating temperature range is from 0°C to 70°C, making it ideal for general-purpose applications in a variety of environments.

TL431ACDBVRE4 Features

• Adjustable Output Voltage: The TL431ACDBVRE4 provides a wide adjustable output voltage range from 2.495V to 36V, offering flexibility for various voltage reference needs.
• High Precision: With a tolerance of ±1%, this device ensures high accuracy and stability in voltage reference applications.
• Surface-Mount Package: The SOT23-5 package is ideal for surface-mount technology (SMT) processes, enabling compact and efficient PCB designs.
• Compliance and Safety: The TL431ACDBVRE4 is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and regulatory requirements.
• Low Cathode Current: The device operates with a cathode current of 600 µA, minimizing power consumption and heat generation.
• Wide Operating Temperature Range: Suitable for operation from 0°C to 70°C, this voltage reference can be used in a variety of ambient conditions.
• Moisture Sensitivity Level 1: The MSL 1 rating means the device can be exposed to standard environmental conditions without requiring special handling or storage considerations.

TL431ACDBVRE4 Applications

The TL431ACDBVRE4 is well-suited for a variety of applications where a precise and adjustable voltage reference is required. These include:

• Power Supplies: Used in voltage regulation and stabilization circuits to ensure consistent output voltage.
• Battery Management Systems: Provides a stable reference voltage for accurate battery charging and monitoring.
• Analog-to-Digital Converters (ADCs): Ensures accurate voltage levels for precise analog-to-digital conversion.
• Digital-to-Analog Converters (DACs): Offers a stable reference voltage for accurate digital-to-analog conversion.
• Signal Conditioning Circuits: Used in various signal processing applications to maintain precise voltage levels.
• Instrumentation and Measurement Equipment: Provides a stable reference voltage for accurate measurements and calibrations.

Conclusion of TL431ACDBVRE4

The TL431ACDBVRE4 is a versatile and precise shunt voltage reference IC that offers a wide range of adjustable output voltages with high accuracy. Its surface-mount package and compliance with environmental regulations make it suitable for modern electronics designs. Despite being marked as obsolete, the TL431ACDBVRE4 remains a reliable choice for applications requiring a stable and precise voltage reference. Its low cathode current and wide operating temperature range further enhance its suitability for a variety of general-purpose applications. For designers seeking a compact, high-performance voltage reference solution, the TL431ACDBVRE4 is an excellent option.