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SPX3819S-L-2-5/TR

SPX3819S-L-2-5/TR Description

The SPX3819S-L-2-5/TR is a linear regulator IC designed by MaxLinear, Inc., offering a fixed output voltage of 2.5V and a maximum output current of 500mA. This single regulator device is optimized for surface mount applications and is packaged in a Tape & Reel (TR) format. The regulator features a maximum input voltage of 16V and a dropout voltage of 0.7V at 500mA, ensuring efficient power conversion even at high input voltages. The IC is designed with a quiescent current of 8 µA, making it suitable for low-power applications. It also includes an enable control feature and robust protection mechanisms such as over-current, over-temperature, and reverse polarity protection. The SPX3819S-L-2-5/TR is classified under the Power Management (PMIC) category and is available in an 8SOIC package.

SPX3819S-L-2-5/TR Features

• Fixed Output Voltage: 2.5V, ensuring stable power supply to connected devices.
• High Input Voltage Range: Up to 16V, providing flexibility in power source selection.
• Low Dropout Voltage: 0.7V at 500mA, enhancing efficiency and reducing power loss.
• Low Quiescent Current: 8 µA, ideal for battery-powered and low-power applications.
• Enable Control Feature: Allows dynamic control of the regulator's operation.
• Protection Features: Over-current, over-temperature, and reverse polarity protection ensure reliable operation and protect against common power-related issues.
• Surface Mount Technology: Suitable for compact and high-density PCB designs.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), making it suitable for a wide range of manufacturing environments.
• ECCN and HTSUS Classification: EAR99 and 8542.39.0001, respectively, facilitating compliance with international trade regulations.

SPX3819S-L-2-5/TR Applications

The SPX3819S-L-2-5/TR is well-suited for a variety of applications requiring a stable and efficient power supply. Its low dropout voltage and high input voltage range make it ideal for applications where the input voltage may vary significantly. The low quiescent current and enable feature are particularly beneficial for battery-powered devices, where power conservation is critical. Some specific use cases include:

• Portable Electronics: Ideal for devices such as smartphones, tablets, and portable gaming consoles, where efficient power management and low power consumption are essential.
• Embedded Systems: Suitable for microcontroller-based systems, IoT devices, and other embedded applications that require a reliable and stable power source.
• Telecommunications: Can be used in various telecom equipment, including routers, modems, and base stations, where high input voltage tolerance and low dropout voltage are required.
• Industrial Equipment: Applicable in industrial control systems, sensors, and actuators, where robust protection features and high reliability are crucial.

Conclusion of SPX3819S-L-2-5/TR

The SPX3819S-L-2-5/TR from MaxLinear, Inc. is a versatile and efficient linear regulator IC designed for a wide range of power management applications. Its fixed 2.5V output voltage and 500mA output current capability, combined with low dropout voltage and low quiescent current, make it an excellent choice for low-power and portable electronic devices. The inclusion of enable control and comprehensive protection features further enhances its reliability and flexibility. Despite being marked as obsolete, the SPX3819S-L-2-5/TR remains a valuable component for engineers and designers seeking a dependable power solution in their projects.