onsemi

FAN2558S15X

FAN2558S15X Description

The FAN2558S15X is a linear regulator IC designed for power management applications, offering a fixed output voltage of 1.5V and a maximum output current of 180mA. This device is manufactured by onsemi and is housed in a Surface Mount SOT23-5 package, making it suitable for compact and space-constrained designs. Despite its small form factor, the FAN2558S15X provides robust performance with a maximum input voltage of 5.5V and a quiescent current of only 150 µA. It features a Power Supply Rejection Ratio (PSRR) of 50dB at 100kHz, ensuring stable and reliable operation even in noisy environments.

FAN2558S15X Features

• Output Type: Fixed, providing a stable 1.5V output voltage.
• Input Voltage Range: Up to 5.5V, offering flexibility in power supply options.
• Output Current: Capable of delivering up to 180mA, suitable for a wide range of low-power applications.
• Low Quiescent Current: Only 150 µA, minimizing power consumption in standby mode.
• High PSRR: 50dB at 100kHz, ensuring excellent noise rejection and stable output voltage.
• Control Features: Includes Enable and Power Good signals, allowing for precise control and monitoring of the power supply.
• Protection Features: Over Current and Over Temperature protection, safeguarding the device and connected circuits from damage.
• Mounting Type: Surface Mount, ideal for compact and high-density PCB designs.
• Package: Tape & Reel (TR), facilitating automated assembly processes.
• Compliance: ROHS3 Compliant and REACH Unaffected, ensuring environmental and regulatory standards are met.

FAN2558S15X Applications

The FAN2558S15X is well-suited for a variety of applications where a stable and efficient power supply is required. Its low quiescent current and high PSRR make it ideal for battery-powered devices, consumer electronics, and portable systems where power efficiency and noise reduction are critical. The inclusion of Enable and Power Good signals allows for advanced power management, making it suitable for systems requiring precise control over power sequencing and monitoring. Additionally, its compact SOT23-5 package and surface mount design make it an excellent choice for space-constrained applications, such as smartphones, tablets, and wearable devices.

Conclusion of FAN2558S15X

The FAN2558S15X is a versatile and reliable linear regulator IC, offering a combination of high performance and compact design. Its fixed 1.5V output and 180mA current capability make it suitable for a wide range of low-power applications, while its low quiescent current and high PSRR ensure efficient and stable operation. The inclusion of advanced control and protection features further enhances its reliability and usability in various electronic systems. Despite being marked as obsolete, the FAN2558S15X remains a valuable component for designers seeking a robust and efficient power management solution.