Intersil

ISL80103IR25Z-T

ISL80103IR25Z-T Description

The ISL80103IR25Z-T is a linear regulator IC designed for high-performance power management applications. Manufactured by Intersil, this device offers a fixed output voltage of 2.5V and is capable of delivering up to 3A of output current. It is housed in a surface-mount 10DFN package, making it suitable for compact and efficient power supply designs. The regulator operates with a maximum input voltage of 6V and features a low dropout voltage of 0.185V at 3A, ensuring high efficiency even under heavy load conditions.

ISL80103IR25Z-T Features

• Low Quiescent Current: With a quiescent current of only 9 mA, the ISL80103IR25Z-T is designed to minimize power consumption, making it ideal for battery-powered and energy-efficient systems.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) ranging from 62dB to 55dB over the frequency range of 120Hz to 1kHz. This ensures excellent noise filtering and stable output voltage, even in noisy environments.
• Control Features: The ISL80103IR25Z-T includes enable, power good, and soft start features, providing enhanced control and flexibility for system designers.
• Protection Features: Over-temperature and short-circuit protection mechanisms are integrated to safeguard the device and connected components from potential damage.
• Compliance: The device is ROHS3 compliant, ensuring it meets the latest environmental and safety standards.
• Positive Output Configuration: The regulator provides a positive output voltage, which is suitable for a wide range of applications requiring a stable power supply.

ISL80103IR25Z-T Applications

The ISL80103IR25Z-T is well-suited for various applications where a stable and efficient power supply is critical. Its low dropout voltage and high PSRR make it ideal for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles where space and efficiency are paramount.
• Industrial Equipment: Providing reliable power to sensors, actuators, and control systems in industrial environments.
• Communication Systems: Ensuring stable power supply for routers, modems, and other communication devices.
• Medical Devices: Supplying power to medical equipment where precision and reliability are essential.

Conclusion of ISL80103IR25Z-T

The ISL80103IR25Z-T is a robust and efficient linear regulator designed to meet the demanding requirements of modern power management applications. Its low quiescent current, high PSRR, and integrated protection features make it a reliable choice for a variety of applications. Despite its obsolete status, the ISL80103IR25Z-T remains a valuable component for designers seeking a high-performance, fixed-output regulator in a compact surface-mount package.