Texas Instruments

LP3852ES-5.0  

Linear & Switching Voltage Regulators

LP3852ES-5.0 Description

The LP3852ES-5.0 is a linear regulator designed for high-performance power management applications. Manufactured by Texas Instruments, this regulator offers a fixed output voltage of 5V and a maximum output current of 1.5A. It is designed to operate with an input voltage range up to 7V, making it suitable for a variety of power supply applications. The regulator features a low dropout voltage of 0.38V at 1.5A, ensuring efficient operation even at high load currents. The LP3852ES-5.0 is housed in a surface-mount package, specifically the DDPAK/TO263-5, which is ideal for compact and high-density designs.

LP3852ES-5.0 Features

• Fixed Output Voltage: The LP3852ES-5.0 provides a stable 5V output, ensuring consistent power delivery to connected devices.
• High Output Current: With a maximum output current of 1.5A, this regulator is capable of powering demanding applications.
• Low Dropout Voltage: The maximum dropout voltage of 0.38V at 1.5A ensures high efficiency, especially when operating near the input voltage limit.
• Enable Control: The regulator includes an enable feature, allowing for dynamic control of the output voltage, which can be useful in power-saving modes.
• Protection Features: Comprehensive protection features, including over-current, over-temperature, and short-circuit protection, enhance the reliability and robustness of the device.
• Low Quiescent Current: The regulator operates with a low quiescent current of 3mA, minimizing power consumption during idle periods.
• High PSRR: The power supply rejection ratio (PSRR) ranges from 73dB to 57dB at 120Hz, ensuring minimal noise and ripple on the output voltage.
• Moisture Sensitivity Level: MSL 3 (168 Hours) indicates that the device is suitable for use in environments with moderate humidity levels.

LP3852ES-5.0 Applications

The LP3852ES-5.0 is ideal for a range of applications where a stable and efficient power supply is required. Its fixed 5V output and high current capability make it suitable for powering microcontrollers, digital signal processors, and other digital circuits. The low dropout voltage ensures efficient operation in battery-powered devices, where the input voltage may drop close to the required output voltage. The regulator's compact surface-mount package and enable control feature make it a versatile choice for space-constrained designs and applications requiring dynamic power management.

Conclusion of LP3852ES-5.0

The LP3852ES-5.0 from Texas Instruments is a robust and efficient linear regulator designed for demanding power management applications. Its fixed 5V output, high current capability, and low dropout voltage make it an excellent choice for a variety of electronic systems. The inclusion of comprehensive protection features and low quiescent current ensures reliable operation and minimal power consumption. While the product is now obsolete, its unique features and performance benefits continue to make it a valuable component for legacy designs and applications requiring a reliable power solution.

LP3852ES-5.0 Documents

Download datasheets and manufacturer documentation for LP3852ES-5.0

Datasheets :

LP3852, LP3855      

HTML Datasheet :

LP3852, LP3855