Texas Instruments

LP3873ES-2.5/NOPB

LP3873ES-2.5/NOPB Description

The LP3873ES-2.5/NOPB is a high-performance linear regulator designed for applications requiring a stable 2.5V output voltage at up to 3A of current. Manufactured by Texas Instruments, this regulator is part of the Power Management Integrated Circuits (PMIC) category and offers a robust solution for power supply needs. The regulator features a fixed output voltage of 2.5V and can handle a maximum input voltage of 7V, ensuring compatibility with a wide range of power sources. With a dropout voltage of just 1.2V at full load, the LP3873ES-2.5/NOPB provides efficient power conversion even under high current conditions.

LP3873ES-2.5/NOPB Features

• Output Type: Fixed at 2.5V, ensuring stable power supply to sensitive electronic components.
• Input Voltage Range: Capable of handling up to 7V, making it suitable for a variety of input power sources.
• Output Current: Delivers a maximum output current of 3A, ideal for demanding applications.
• Low Dropout Voltage: With a maximum dropout voltage of 1.2V at 3A, the regulator maintains high efficiency even at high load currents.
• Control Features: Includes an enable function, allowing for dynamic control and power savings.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure reliable operation and protect against potential faults.
• Power Supply Current: A maximum supply current of 15 mA and a quiescent current of 9 mA, contributing to overall system efficiency.
• Noise and Ripple Rejection: Offers a Power Supply Rejection Ratio (PSRR) of 73dB to 57dB at 120Hz, minimizing noise and ripple in the output voltage.
• Compliance and Standards: REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met.
• Mounting Type: Surface mount, with a DDPAK/TO263-5 package, providing a compact and durable solution suitable for modern PCB designs.

LP3873ES-2.5/NOPB Applications

The LP3873ES-2.5/NOPB is ideal for a range of applications where a stable and efficient power supply is critical. Its fixed 2.5V output and high current capability make it suitable for powering microprocessors, FPGAs, and other digital circuits. The low dropout voltage ensures that the regulator can operate efficiently even when the input voltage is close to the output voltage, making it perfect for battery-powered devices and systems with tight voltage margins. Additionally, the regulator's control and protection features make it a reliable choice for industrial and automotive applications where robustness and reliability are paramount.

Conclusion of LP3873ES-2.5/NOPB

The LP3873ES-2.5/NOPB from Texas Instruments stands out as a reliable and efficient linear regulator for applications requiring a stable 2.5V output at up to 3A. Its low dropout voltage, comprehensive protection features, and control capabilities offer significant advantages over similar models. With its compact surface mount package and compliance with environmental and regulatory standards, the LP3873ES-2.5/NOPB is an excellent choice for designers looking to integrate a high-performance power management solution into their systems.