onsemi

FAN2500S27X

FAN2500S27X Description

The FAN2500S27X is a linear regulator IC designed for power management applications, featuring a fixed output voltage of 2.7V and a maximum output current of 100mA. Manufactured by onsemi, this device is housed in a compact SOT23-5 package, making it suitable for surface-mount applications. Despite its small form factor, the FAN2500S27X offers robust performance with a maximum input voltage of 6.5V and a low dropout voltage of 0.14V at 100mA. This ensures efficient operation even when the input voltage is close to the output voltage. The regulator also features low quiescent current (50 µA) and a high power supply rejection ratio (PSRR) of 43dB at 120Hz, which helps in maintaining stable output voltage under varying input conditions. Additionally, the FAN2500S27X includes an enable control feature and over-temperature protection, enhancing its reliability and versatility in various electronic systems.

FAN2500S27X Features

• Fixed Output Voltage: The FAN2500S27X provides a stable output voltage of 2.7V, making it ideal for applications requiring a precise and consistent power supply.
• Low Dropout Voltage: With a maximum dropout voltage of 0.14V at 100mA, this regulator ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: The device operates with a low quiescent current of 50 µA, which is beneficial for battery-powered and low-power applications.
• High PSRR: A power supply rejection ratio of 43dB at 120Hz helps in filtering out noise and maintaining a stable output voltage, even with noisy input sources.
• Enable Control Feature: The enable feature allows for dynamic control of the regulator's operation, providing flexibility in power management and system design.
• Over-Temperature Protection: This feature ensures the device's reliability and longevity by protecting it from damage due to excessive temperatures.
• Compact SOT23-5 Package: The surface-mount package is ideal for space-constrained designs, enabling integration into a wide range of electronic systems.
• Moisture Sensitivity Level (MSL) 1: The unlimited moisture sensitivity level ensures the device's robustness and reliability in various environmental conditions.

FAN2500S27X Applications

The FAN2500S27X is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• -PBatteryowered Devices: The low quiescent current and low dropout voltage make it ideal for extending battery life in portable electronics.
• Consumer Electronics: The compact size and high efficiency are beneficial in devices such as smartphones, tablets, and other portable gadgets.
• Industrial Control Systems: The robustness and reliability, along with over-temperature protection, make it suitable for industrial applications where stable power supply is critical.
• Medical Devices: The high PSRR and stable output voltage ensure reliable performance in sensitive medical equipment.
• Automotive Electronics: The device's ability to operate efficiently with varying input voltages makes it suitable for automotive applications where the input voltage can fluctuate.

Conclusion of FAN2500S27X

The FAN2500S27X is a versatile and efficient linear regulator IC that offers a combination of high performance and reliability in a compact package. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for a wide range of applications, from battery-powered devices to industrial control systems. Despite its obsolete status, the FAN2500S27X remains a reliable option for designers looking for a stable and efficient power management solution.