Product Overview: TL431AILPR5 by Texas Instruments

The TL431AILPR5 is a precision programmable reference from Texas Instruments, renowned for its versatility and reliability in a wide array of electronic applications. This shunt voltage reference IC is commonly used in power supplies, battery chargers, and voltage monitoring circuits, where precise voltage regulation is crucial.

This three-terminal adjustable shunt regulator features a specified thermal stability over applicable automotive, commercial, and military temperature ranges. The output voltage can be set to any value between Vref (approximately 2.495 volts) and 36 volts with two external resistors. This provides designers with a high degree of flexibility to tailor the output voltage to their specific needs.

Key Features:

• Voltage Reference: The TL431AILPR5 provides a precise voltage reference with a typical temperature coefficient of just 50 ppm/°C, ensuring stable performance across varying temperatures.
• Adjustable Output: With the ability to adjust the output voltage from 2.495 V to 36 V, this device caters to a broad spectrum of applications, enabling customization for specific circuit requirements.
• Low Operational Current: It operates with a minimal cathode current range of 1 mA to 100 mA, making it an energy-efficient choice for power-sensitive designs.
• High Accuracy: The TL431AILPR5 offers a typical output impedance of 0.2 ohms, facilitating high accuracy in voltage regulation and making it an ideal component for precision applications.
• Package Types: Available in a variety of packages, including the small outline transistor (SOT-89), which is suitable for automated surface-mount assembly processes.

Applications:

The flexibility and precision of the TL431AILPR5 make it suitable for numerous applications, including:

• Adjustable power supplies
• Battery chargers
• Switching power supplies
• Voltage monitoring
• Automotive systems
• Portable electronics

With its robust design and precise voltage regulation, the TL431AILPR5 from Texas Instruments is a go-to choice for engineers seeking a reliable voltage reference solution. Whether you're designing a simple power supply or an intricate monitoring system, this versatile component integrates seamlessly to deliver consistent performance and maintain voltage integrity within your electronic circuits.