onsemi

FAN2558SX

FAN2558SX Description

The FAN2558SX is a linear voltage regulator designed by onsemi, offering adjustable output voltage capabilities within a range of 1V to 5.5V. This regulator is optimized for low dropout performance, with a maximum dropout voltage of 0.4V at 180mA, making it highly efficient for applications where input voltage is close to the desired output voltage. The regulator supports a maximum input voltage of 5.5V and can deliver up to 180mA of output current, ensuring reliable power delivery to various electronic components. The device features a quiescent current of 150 µA, contributing to its energy-efficient operation. Additionally, the FAN2558SX includes control features such as enable and power good, as well as protection features like over-current and over-temperature protection, enhancing its reliability and safety in diverse operating conditions. The regulator is housed in a surface-mount SOT23-6 package, making it suitable for compact and space-constrained designs. Despite its obsolescence, the FAN2558SX remains a robust choice for applications requiring a linear regulator with adjustable output and low dropout voltage.

FAN2558SX Features

• Adjustable Output Voltage: The FAN2558SX offers a wide adjustable output voltage range from 1V to 5.5V, providing flexibility to meet various power requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 0.4V at 180mA, this regulator ensures high efficiency, especially in applications with limited voltage headroom.
• High Output Current: Capable of delivering up to 180mA, the FAN2558SX can power a variety of electronic devices and circuits.
• Energy Efficiency: The regulator has a low quiescent current of 150 µA, minimizing power consumption during operation.
• Control and Protection Features: The FAN2558SX includes enable and power good control features, as well as over-current and over-temperature protection, ensuring reliable and safe operation.
• Compact Packaging: Housed in a surface-mount SOT23-6 package, the regulator is ideal for applications where space is a critical consideration.
• Compliance and Safety: The FAN2558SX is REACH unaffected and ROHS3 compliant, adhering to environmental and safety standards.

FAN2558SX Applications

The FAN2558SX is well-suited for a range of applications that require a linear regulator with adjustable output and low dropout voltage. Some specific use cases include:

• Consumer Electronics: Ideal for powering portable devices and gadgets where space and efficiency are paramount.
• Industrial Equipment: Suitable for applications requiring reliable power delivery with minimal voltage drop.
• Telecommunications: Can be used in various telecom equipment where adjustable voltage and low dropout are essential.
• Automotive Electronics: Applicable in automotive systems where compact size and high efficiency are crucial.

Conclusion of FAN2558SX

The FAN2558SX, despite being an obsolete product, remains a reliable choice for applications requiring a linear regulator with adjustable output and low dropout voltage. Its combination of high output current, energy efficiency, and compact packaging makes it a versatile solution for various electronic designs. The inclusion of control and protection features further enhances its reliability and safety. While newer alternatives may be available, the FAN2558SX continues to offer unique advantages for specific use cases, making it a valuable component in the electronics industry.