Texas Instruments

LP3855ESX-5.0/NOPB  

Linear & Switching Voltage Regulators

LP3855ESX-5.0/NOPB Description

The LP3855ESX-5.0/NOPB is a high-performance linear regulator designed by Texas Instruments, offering a fixed 5V output voltage with a maximum output current of 1.5A. This regulator is housed in a DDPAK/TO263-5 package, making it suitable for surface mount applications. With a maximum input voltage of 7V, the LP3855ESX-5.0/NOPB ensures efficient power management in various electronic systems. The regulator features a low dropout voltage of 0.38V at 1.5A, which minimizes power dissipation and enhances overall efficiency. Additionally, it boasts a high power supply rejection ratio (PSRR) ranging from 73dB to 57dB at 120Hz, ensuring stable output voltage even under varying input conditions.

LP3855ESX-5.0/NOPB Features

• Output Type: Fixed 5V output voltage, providing a stable power supply for various electronic components.
• Input Voltage Range: Supports a maximum input voltage of 7V, making it versatile for different power sources.
• Output Current: Capable of delivering up to 1.5A, suitable for applications requiring moderate to high current loads.
• Low Dropout Voltage: A maximum dropout voltage of 0.38V at 1.5A ensures high efficiency, especially in low-voltage applications.
• Power Supply Rejection Ratio (PSRR): High PSRR ranging from 73dB to 57dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Control Features: Includes an enable feature, allowing for precise control over the regulator's operation.
• Protection Features: Over-current, over-temperature, and short-circuit protections ensure robustness and reliability in various operating conditions.
• Low Quiescent Current: A quiescent current of only 3mA, contributing to high efficiency and low power consumption.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: MSL 3 (168 Hours), suitable for surface mount assembly processes.

LP3855ESX-5.0/NOPB Applications

The LP3855ESX-5.0/NOPB is ideal for a wide range of applications due to its high efficiency, low dropout voltage, and robust protection features. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles where space is limited and efficiency is crucial.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that require a stable and reliable power supply.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where high efficiency and low noise are essential.
• Automotive Electronics: Applicable in automotive systems such as infotainment, telematics, and advanced driver-assistance systems (ADAS) due to its robust protection features and reliability.
• Medical Devices: Suitable for medical equipment like portable diagnostic devices and wearable health monitors, where precision and reliability are paramount.

Conclusion of LP3855ESX-5.0/NOPB

The LP3855ESX-5.0/NOPB from Texas Instruments is a versatile and efficient linear regulator designed to meet the demands of modern electronic systems. Its fixed 5V output, low dropout voltage, and high PSRR make it an excellent choice for applications requiring stable and efficient power management. The inclusion of advanced protection features ensures reliability and robustness, while its surface mount package and low quiescent current make it suitable for a wide range of consumer, industrial, and automotive applications. With its compliance to environmental standards and robust performance, the LP3855ESX-5.0/NOPB stands out as a reliable and efficient solution for power management needs.

LP3855ESX-5.0/NOPB Documents

Download datasheets and manufacturer documentation for LP3855ESX-5.0/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

Models :

LP3855ESX-5.0/NOPB Symbol & Footprint by SnapMagic