Intersil

ISL80103IR25Z-TK

ISL80103IR25Z-TK Description

The ISL80103IR25Z-TK is a high-performance linear voltage regulator designed by Intersil, a leading manufacturer in the electronics industry. This regulator is part of the Linear & Switching Voltage Regulators category and is known for its robust performance and reliability. The ISL80103IR25Z-TK features a fixed output voltage of 2.5V and is capable of delivering up to 3A of output current, making it suitable for a wide range of applications that require stable power supply.

ISL80103IR25Z-TK Features

• Low Quiescent Current: The ISL80103IR25Z-TK operates with a low quiescent current of 9 mA, which is essential for applications where power efficiency is critical.
• High PSRR: It offers a high power supply rejection ratio (PSRR) ranging from 62dB at 120Hz to 55dB at 1kHz, ensuring minimal noise and ripple in the output voltage.
• Low Dropout Voltage: With a maximum dropout voltage of 0.185V at 3A, the regulator maintains high efficiency even under heavy load conditions.
• Control Features: The ISL80103IR25Z-TK includes enable, power good, and soft start features, providing enhanced control and flexibility in power management.
• Protection Features: It incorporates over-temperature and short-circuit protection, ensuring robustness and reliability in various operating conditions.
• Surface Mount Packaging: The regulator is available in a surface mount package, making it ideal for compact and high-density PCB designs.
• Compliance: The ISL80103IR25Z-TK is ROHS3 compliant, adhering to environmental standards and regulations.

ISL80103IR25Z-TK Applications

The ISL80103IR25Z-TK is well-suited for a variety of applications that demand a stable and efficient power supply. Its fixed 2.5V output and 3A current capability make it ideal for:

• Embedded Systems: Providing a reliable power source for microcontrollers and other embedded components.
• Consumer Electronics: Ensuring stable power delivery in devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Supplying power to sensors, actuators, and other critical components in industrial automation systems.
• Telecommunications: Powering base stations, routers, and other networking equipment where high efficiency and low noise are crucial.

Conclusion of ISL80103IR25Z-TK

The ISL80103IR25Z-TK is a versatile and high-performance linear voltage regulator that offers numerous benefits over similar models. Its low quiescent current, high PSRR, and low dropout voltage make it an excellent choice for applications requiring efficient and stable power supply. The inclusion of advanced control and protection features further enhances its reliability and flexibility. Despite being marked as obsolete, the ISL80103IR25Z-TK remains a valuable component for designers seeking a robust and efficient power solution.