The TL431IP from Texas Instruments is a versatile and precision programmable voltage reference that is widely used in numerous electronic applications. This three-terminal adjustable shunt regulator offers excellent temperature stability and output current handling capability, making it a reliable choice for precision voltage regulation tasks.

Key Features

• Adjustable Output: The output voltage can be set to any value between 2.495 V and 36 V with two external resistors.
• High Accuracy: Features a typical output voltage tolerance of ±0.5% at 25°C, ensuring precise voltage regulation for critical applications.
• Low Operational Temperature Coefficient: Typically 50 ppm/°C, which contributes to its stability over a wide temperature range.
• Sink Current Capability: Capable of sourcing a current between 1 mA and 100 mA, which makes it versatile for a range of applications.

Applications

The TL431IP is ideal for use in a variety of circuits, including power supplies, battery chargers, and voltage monitoring systems. Its ability to provide a stable reference voltage makes it suitable for:

• Adjustable voltage and current regulators
• Switching power supplies
• Digital voltmeters
• Op-amp circuitry
• Precision data systems

Package and Quality

This device is available in a standard plastic TO-92 package, which is suitable for through-hole mounting. The TL431IP is also characterized for operation from −40°C to +85°C, ensuring reliable performance in a variety of environments.

Why Choose TL431IP?

With its high accuracy, stability, and ease of use, the TL431IP from Texas Instruments is an excellent choice for designers looking for a dependable and flexible voltage reference solution. Its industry-standard design and wide acceptance make it a go-to component for both new designs and replacements in existing applications.