Texas Instruments

LP2992AILD-3.3  

Linear & Switching Voltage Regulators

LP2992AILD-3.3 Description

The LP2992AILD-3.3 is a fixed output linear regulator designed to provide a stable 3.3V output voltage with a maximum output current of 250mA. Manufactured by Texas Instruments, this regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in a 6-lead WSON package. Despite its obsolete status, the LP2992AILD-3.3 remains a reliable choice for applications requiring a low dropout voltage and high power supply rejection ratio (PSRR).

LP2992AILD-3.3 Features

• Output Type: Fixed at 3.3V, ensuring a stable and consistent voltage supply.
• Input Voltage Range: Capable of handling input voltages up to 16V, providing flexibility in power source selection.
• Output Current: Delivers up to 250mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.85V at 250mA, the LP2992AILD-3.3 maintains high efficiency even at low input-to-output voltage differentials.
• High PSRR: Achieves a power supply rejection ratio of 45dB at 1kHz, minimizing the impact of input voltage noise on the output.
• Low Quiescent Current: Consumes only 95µA in quiescent mode, making it ideal for battery-powered and low-power consumption systems.
• Protection Features: Includes over-current, over-temperature, and short-circuit protection, enhancing reliability and durability.
• Enable Control: Features an enable pin, allowing for dynamic control of the regulator's operation.
• Moisture Sensitivity Level: MSL 1 (Unlimited), ensuring robustness in various environmental conditions.
• Mounting Type: Surface mount, facilitating easy integration into compact and high-density PCB designs.

LP2992AILD-3.3 Applications

The LP2992AILD-3.3 is well-suited for a variety of applications where a stable and efficient power supply is crucial. Its low dropout voltage and high PSRR make it ideal for:

• Battery-Powered Devices: Ensuring efficient power conversion and extended battery life.
• Consumer Electronics: Providing a stable power supply for low-power peripherals and sensors.
• Communication Systems: Supplying power to low-power RF modules and microcontrollers.
• Industrial Controls: Powering small actuators, sensors, and control circuits in industrial environments.
• Portable Devices: Ideal for applications requiring minimal power consumption and compact design.

Conclusion of LP2992AILD-3.3

The LP2992AILD-3.3 from Texas Instruments is a robust and efficient linear regulator designed for applications requiring a stable 3.3V output. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of low-power applications. Despite its obsolete status, the LP2992AILD-3.3 continues to offer significant advantages in terms of efficiency and reliability, making it a valuable component in modern electronic designs.

LP2992AILD-3.3 Documents

Download datasheets and manufacturer documentation for LP2992AILD-3.3