Texas Instruments

LP3871ES-3.3/NOPB

LP3871ES-3.3/NOPB Description

The LP3871ES-3.3/NOPB is a high-performance linear voltage regulator designed by Texas Instruments. This regulator offers a fixed output voltage of 3.3V and is capable of delivering up to 800mA of output current. It is designed for surface mount applications and comes in a DDPAK package, ensuring robustness and reliability in various electronic systems. The regulator has a maximum input voltage of 7V and features a low dropout voltage of 0.35V at full load, making it highly efficient even under low input-to-output voltage differentials.

LP3871ES-3.3/NOPB Features

• Output Type: Fixed at 3.3V, ensuring stable power supply for sensitive electronic components.
• Input Voltage Range: Up to 7V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 800mA, suitable for a wide range of applications requiring moderate to high current.
• Low Dropout Voltage: Maximum of 0.35V at 800mA, enhancing efficiency and performance in low-voltage applications.
• Control Features: Includes an enable function, allowing for precise control over the regulator's operation.
• Protection Features: Over current, over temperature, and short circuit protections ensure the device's longevity and reliability.
• Power Supply Current: Maximum of 15mA, minimizing power consumption.
• Quiescent Current: Only 5mA, contributing to high efficiency in standby modes.
• PSRR: 73dB to 57dB at 120Hz, ensuring high noise rejection and clean power output.
• Compliance: ROHS3 compliant and REACH unaffected, meeting stringent environmental and safety standards.
• Moisture Sensitivity Level: MSL 3 (168 hours), suitable for various manufacturing environments.
• Mounting Type: Surface mount, ideal for compact and high-density PCB designs.

LP3871ES-3.3/NOPB Applications

The LP3871ES-3.3/NOPB is ideal for a variety of applications where a stable and efficient power supply is required. It is particularly well-suited for:

• Consumer Electronics: Providing stable power to microcontrollers, sensors, and other low-power devices.
• Industrial Equipment: Ensuring reliable operation in harsh environments due to its robust design and protection features.
• Telecommunications: Supplying power to communication modules and networking devices.
• Automotive Systems: Suitable for in-vehicle electronics where reliability and efficiency are paramount.
• Medical Devices: Powering critical components in medical equipment where precision and stability are essential.

Conclusion of LP3871ES-3.3/NOPB

The LP3871ES-3.3/NOPB from Texas Instruments stands out as a reliable and efficient linear voltage regulator. Its combination of a fixed 3.3V output, low dropout voltage, and comprehensive protection features make it an excellent choice for a wide range of applications. The regulator's low quiescent current and high PSRR ensure minimal power loss and high noise rejection, contributing to overall system efficiency and performance. With its surface mount package and compliance with environmental standards, the LP3871ES-3.3/NOPB is a versatile and future-proof solution for modern electronic designs.