Texas Instruments

LP3872ES-2.5  

Linear & Switching Voltage Regulators

LP3872ES-2.5 Description

The LP3872ES-2.5 is a high-performance linear voltage regulator designed by Texas Instruments. This regulator offers a fixed output voltage of 2.5V and is capable of delivering up to 1.5A of output current. It is designed for surface mount applications and comes in a DDPAK package, making it suitable for a variety of electronic devices that require a stable and reliable power supply.

The LP3872ES-2.5 features a maximum input voltage of 7V and a dropout voltage of only 0.55V at full load, ensuring high efficiency even under varying input conditions. This regulator also includes an enable control feature, allowing for dynamic control over the power supply, which is particularly useful in applications where power management is critical.

LP3872ES-2.5 Features

• Fixed Output Voltage: The LP3872ES-2.5 provides a stable 2.5V output, making it ideal for applications requiring a consistent power supply.
• High Output Current: With a maximum output current of 1.5A, this regulator can support demanding applications that require significant power.
• Low Dropout Voltage: The maximum dropout voltage of 0.55V at 1.5A ensures high efficiency, even when the input voltage is close to the output voltage.
• Enable Control Feature: The enable feature allows for dynamic control over the regulator, enabling power-saving modes and enhancing overall system efficiency.
• Protection Features: Over-current, over-temperature, and short-circuit protections ensure the regulator's longevity and reliability in various operating conditions.
• Low Quiescent Current: With a quiescent current of only 5mA, the LP3872ES-2.5 minimizes power consumption during standby or low-load conditions.
• High PSRR: The power supply rejection ratio (PSRR) ranges from 73dB to 57dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Compliance and Packaging: The LP3872ES-2.5 is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is packaged in a tube, which is suitable for surface mount applications.

LP3872ES-2.5 Applications

The LP3872ES-2.5 is well-suited for a variety of applications, including:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and other portable electronics that require a stable 2.5V supply.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that need reliable power sources.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where consistent power delivery is crucial.
• Automotive: Applicable in automotive electronics for powering infotainment systems, ECUs, and other electronic components.
• Medical Devices: Suitable for medical equipment that requires precise and stable power supplies, such as diagnostic devices and monitoring systems.

Conclusion of LP3872ES-2.5

The LP3872ES-2.5 from Texas Instruments stands out as a robust and efficient linear voltage regulator. Its combination of a fixed 2.5V output, high output current capability, and low dropout voltage makes it an excellent choice for applications requiring stable and efficient power delivery. The inclusion of an enable control feature and comprehensive protection mechanisms further enhances its versatility and reliability. With its low quiescent current and high PSRR, the LP3872ES-2.5 ensures minimal power loss and noise, making it ideal for a wide range of electronic devices. Its compliance with environmental standards and surface mount packaging also make it a practical choice for modern electronic designs.

LP3872ES-2.5 Documents

Download datasheets and manufacturer documentation for LP3872ES-2.5