Texas Instruments

LP3874EMP-2.5/NOPB

LP3874EMP-2.5/NOPB Description

The LP3874EMP-2.5/NOPB is a high-performance linear regulator designed for applications requiring a stable 2.5V output voltage with a maximum output current of 800mA. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a Surface Mount SOT223-5 package, making it suitable for compact and efficient power supply designs. The regulator features a fixed output voltage, ensuring consistent performance across a wide range of input voltages up to 7V. With a dropout voltage of only 0.35V at full load, the LP3874EMP-2.5/NOPB offers high efficiency and minimal power loss, making it ideal for battery-powered and low-voltage applications.

LP3874EMP-2.5/NOPB Features

• Fixed Output Voltage: The LP3874EMP-2.5/NOPB provides a stable 2.5V output voltage, ensuring reliable performance in various applications.
• High Output Current: Capable of delivering up to 800mA, this regulator supports demanding applications requiring significant power.
• Low Dropout Voltage: With a maximum dropout voltage of 0.35V at 800mA, the regulator maintains high efficiency even at low input voltages, making it suitable for battery-powered devices.
• Control Features: The enable feature allows for dynamic control of the regulator, enabling power-saving modes and efficient power management.
• Protection Features: Overcurrent, overtemperature, and short-circuit protection ensure robustness and reliability, safeguarding the device and connected circuits from damage.
• Low Quiescent Current: A quiescent current of 9mA minimizes power consumption during standby, enhancing overall system efficiency.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 73dB to 57dB at 120Hz, effectively filtering out noise and ripple from the input supply.
• Compliance and Packaging: The LP3874EMP-2.5/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is available in a Tape & Reel (TR) package, facilitating easy handling and assembly in manufacturing processes.

LP3874EMP-2.5/NOPB Applications

The LP3874EMP-2.5/NOPB is well-suited for a variety of applications where a stable, low-voltage power supply is essential. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearables, where low power consumption and high efficiency are critical.
• Industrial Equipment: Suitable for low-voltage control systems, sensors, and IoT devices that require reliable power regulation.
• Medical Devices: Applicable in medical instruments and diagnostic equipment where stable power supply and low noise are paramount.
• Automotive Electronics: Useful in automotive applications such as infotainment systems, where the regulator's robustness and protection features ensure reliable operation.

Conclusion of LP3874EMP-2.5/NOPB

The LP3874EMP-2.5/NOPB from Texas Instruments stands out as a versatile and efficient linear regulator, offering a stable 2.5V output with a maximum current of 800mA. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of applications. The enable control feature and low quiescent current further enhance its suitability for power-sensitive designs. With its compact SOT223-5 package and compliance with industry standards, the LP3874EMP-2.5/NOPB is an excellent option for engineers looking to integrate a high-performance power management solution into their designs.