onsemi

FAN2501S27X

FAN2501S27X Description

The FAN2501S27X is a linear voltage regulator designed by onsemi, a leading manufacturer in the power management integrated circuits (PMIC) category. This regulator is characterized by its fixed output voltage of 2.7V and a maximum input voltage of 6.5V. It is capable of delivering a continuous output current of up to 100mA, making it suitable for applications requiring stable power supply with minimal voltage fluctuations. The regulator features a low dropout voltage of 0.14V at 100mA, ensuring efficient power conversion even under low input-to-output voltage differentials. Additionally, the FAN2501S27X boasts a quiescent current of only 50 µA, contributing to its energy-efficient operation. The device is housed in a compact SOT23-5 package, ideal for space-constrained designs, and is available in a surface-mount configuration for easy integration into modern electronic assemblies.

FAN2501S27X Features

• Fixed Output Voltage: The FAN2501S27X provides a stable 2.7V output voltage, ensuring consistent power delivery to sensitive electronic components.
• Low Dropout Voltage: With a maximum dropout voltage of 0.14V at 100mA, this regulator maintains high efficiency even when the input voltage is close to the output voltage.
• Low Quiescent Current: The 50 µA quiescent current minimizes power consumption during standby or low-load conditions, making it suitable for battery-powered applications.
• Enable Control Feature: The regulator includes an enable control feature, allowing users to turn the regulator on or off as needed, which can help in power management and reducing power consumption.
• Over-Temperature Protection: Built-in over-temperature protection ensures reliable operation and prevents damage to the device under extreme conditions.
• High PSRR: The regulator offers a high power supply rejection ratio (PSRR) of 43dB at 120Hz, effectively filtering out noise from the input supply and providing a clean output voltage.
• Moisture Sensitivity Level (MSL) 1: The MSL rating of 1 indicates that the device is suitable for unlimited exposure to standard manufacturing environments, reducing the risk of moisture-related failures.
• REACH Compliance: The FAN2501S27X is REACH unaffected, ensuring compliance with environmental and chemical regulations, which is crucial for global market acceptance.

FAN2501S27X Applications

The FAN2501S27X is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Battery-Powered Devices: The low quiescent current and low dropout voltage make this regulator suitable for portable electronic devices, such as smartphones, tablets, and wearable technology, where battery life and efficiency are critical.
• Consumer Electronics: In applications like digital cameras, media players, and other consumer electronics, the FAN2501S27X provides a reliable power source with minimal power loss and noise.
• Industrial Equipment: The regulator's robust design and over-temperature protection make it suitable for industrial applications where reliability and durability are paramount.
• Medical Devices: The compact size and high PSRR ensure that the FAN2501S27X can be integrated into medical devices that require precise and stable power supply, such as portable diagnostic equipment and implantable devices.

Conclusion of FAN2501S27X

The FAN2501S27X is a versatile and efficient linear voltage regulator that offers a range of features and benefits tailored to meet the demands of modern electronic applications. Its low dropout voltage, low quiescent current, and high PSRR make it an ideal choice for applications requiring stable and efficient power supply. The inclusion of enable control and over-temperature protection further enhances its reliability and usability. Despite its obsolete status, the FAN2501S27X remains a valuable component for designers looking for a compact, efficient, and reliable power management solution.