Texas Instruments

TL431CPK

TL431CPK Description

The TL431CPK is a precision shunt voltage reference integrated circuit (IC) designed for a wide range of power management applications. Manufactured by Texas Instruments, this IC offers an adjustable output voltage with a tolerance of ±2.2%, making it highly reliable for precise voltage regulation. The TL431CPK is housed in a Surface Mount SOT89-3 package, which is suitable for compact and high-density designs.

TL431CPK Features

• Adjustable Output Voltage: The TL431CPK provides an adjustable output voltage ranging from 2.495V to 36V, offering flexibility in various power management applications.
• High Output Current: With a maximum output current of 100 mA, this IC can efficiently drive multiple loads, ensuring stable voltage regulation.
• Low Cathode Current: The device operates with a low cathode current of 1 mA, minimizing power consumption and heat generation.
• Wide Operating Temperature Range: The TL431CPK is designed to operate within a temperature range of 0°C to 70°C, making it suitable for a variety of environmental conditions.
• Moisture Sensitivity Level: With an MSL of 2 (1 Year), the TL431CPK is protected against moisture, ensuring reliability in humid environments.
• Compliance and Packaging: The TL431CPK is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards. It is available in a Tape & Reel (TR) package, facilitating efficient manufacturing processes.

TL431CPK Applications

The TL431CPK is ideal for a variety of applications where precise voltage regulation is required. Some key applications include:

• Power Supplies: Used in linear and switching power supplies to provide stable reference voltages.
• Battery Management Systems: Ensures accurate voltage monitoring and regulation in battery charging and protection circuits.
• Voltage Regulators: Acts as a reference voltage source in feedback loops of voltage regulators.
• Industrial Control Systems: Provides a stable reference voltage for precision control systems.
• Consumer Electronics: Used in devices such as smartphones, tablets, and laptops for voltage regulation and protection.

Conclusion of TL431CPK

The TL431CPK from Texas Instruments is a versatile and reliable shunt voltage reference IC, offering precise voltage regulation with a wide adjustable range and high output current. Its low cathode current and wide operating temperature range make it suitable for various power management applications. The TL431CPK's compliance with environmental standards and its efficient packaging further enhance its appeal for modern electronic designs. Whether used in power supplies, battery management systems, or industrial control systems, the TL431CPK provides a robust and efficient solution for voltage regulation needs.