Intersil

ISL80103IR18Z

ISL80103IR18Z Description

The ISL80103IR18Z is a high-performance linear regulator designed for demanding power management applications. Manufactured by Intersil, a leader in the electronics industry, this IC offers a fixed output voltage of 1.8V and a robust output current capacity of 3A. It features a low quiescent current of 9mA, ensuring high efficiency even under light load conditions. The regulator operates within an input voltage range up to 6V, making it suitable for a variety of power supply designs.

ISL80103IR18Z Features

• Fixed Output Voltage: The ISL80103IR18Z provides a stable 1.8V output voltage, ideal for applications requiring precise power regulation.
• High Output Current: With a maximum output current of 3A, this regulator can efficiently power demanding electronic devices.
• Low Quiescent Current: At just 9mA, the quiescent current minimizes power consumption during standby, enhancing overall system efficiency.
• Power Supply Rejection Ratio (PSRR): The regulator boasts a PSRR of 62dB at 120Hz and 55dB at 1kHz, effectively filtering out noise and ripple from the input supply.
• Control Features: The ISL80103IR18Z includes enable, power good, and soft start functionalities, providing enhanced control and reliability.
• Protection Features: Over-temperature and short-circuit protection ensure robustness and reliability in various operating conditions.
• Surface Mount Technology (SMT): The surface mount package type facilitates easy integration into compact and high-density PCB designs.
• Compliance: The ISL80103IR18Z is ROHS3 compliant, adhering to stringent environmental standards.

ISL80103IR18Z Applications

The ISL80103IR18Z is well-suited for a range of applications where precise voltage regulation and high current output are critical:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles.
• Communication Equipment: Suitable for base stations, routers, and other networking devices requiring stable power supplies.
• Industrial Systems: Can be used in control systems, automation equipment, and other industrial applications where reliability and efficiency are paramount.
• Medical Devices: Provides stable power for medical equipment, ensuring accurate operation and patient safety.

Conclusion of ISL80103IR18Z

The ISL80103IR18Z is a versatile and reliable linear regulator that offers a combination of high output current, low quiescent current, and excellent noise filtering capabilities. Its fixed 1.8V output voltage and comprehensive control and protection features make it a robust choice for a wide range of applications. Despite being marked as obsolete, the ISL80103IR18Z remains a valuable component for engineers and designers seeking a high-performance power management solution.