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FAN2503S30X

FAN2503S30X Description

The FAN2503S30X is a linear regulator IC designed for power management applications, featuring a fixed output voltage of 3V and capable of delivering up to 150mA of output current. 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 FAN2503S30X offers robust performance characteristics, including a low dropout voltage of 0.18V at 150mA, ensuring efficient power conversion even at low input voltages. The regulator is designed to operate with an input voltage range up to 6.5V, making it versatile for a variety of power supply scenarios. Additionally, it features a quiescent current of only 50 µA, contributing to its energy efficiency. The FAN2503S30X also includes an enable control feature and over-temperature protection, enhancing its reliability and versatility in different operating conditions.

FAN2503S30X Features

• Fixed Output Voltage: The FAN2503S30X provides a stable 3V output voltage, ideal for applications requiring a consistent power supply.
• High Efficiency: With a low dropout voltage of 0.18V at 150mA, this regulator ensures minimal power loss and high efficiency, even when operating near its dropout voltage.
• Low Quiescent Current: The device consumes only 50 µA of quiescent current, making it suitable for battery-powered and low-power applications where energy efficiency is critical.
• Enable Control Feature: The enable control allows for dynamic control of the regulator's operation, enabling power savings and flexible system management.
• Over-Temperature Protection: This feature ensures the device operates within safe temperature limits, enhancing reliability and longevity.
• Compact Packaging: Housed in a SOT23-5 package, the FAN2503S30X is ideal for space-constrained designs, offering a small footprint without compromising performance.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 43dB at 120Hz, effectively filtering out noise from the input power supply and ensuring a clean output voltage.

FAN2503S30X Applications

The FAN2503S30X is well-suited for a range of applications where a stable, low dropout voltage regulator is required. Its compact size and high efficiency make it ideal for portable and battery-powered devices, such as:

• Consumer Electronics: Smartphones, tablets, and wearable devices benefit from the FAN2503S30X's low power consumption and stable output voltage.
• Industrial Equipment: Sensors, controllers, and IoT devices can leverage the regulator's robust performance and reliability.
• Medical Devices: Portable medical equipment, such as glucose meters and portable monitors, can rely on the FAN2503S30X for efficient and stable power management.
• Automotive Applications: In-vehicle electronics and infotainment systems can utilize the regulator's low dropout voltage and high efficiency to ensure reliable operation.

Conclusion of FAN2503S30X

The FAN2503S30X is a versatile and efficient linear regulator IC, offering a combination of high performance and compact design. Its low dropout voltage, low quiescent current, and enable control feature make it an excellent choice for applications requiring stable power supply and energy efficiency. Despite its obsolete status, the FAN2503S30X remains a reliable option for designers seeking a proven solution for their power management needs. With its robust features and compatibility with various applications, the FAN2503S30X continues to be a valuable component in the electronics industry.