Texas Instruments

LP38692SD-2.5

LP38692SD-2.5 Description

The LP38692SD-2.5 is a fixed output linear regulator designed by Texas Instruments, offering a stable 2.5V output voltage with a maximum output current of 1A. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact 6-lead WSON package, making it suitable for surface mount applications. Despite being marked as obsolete, it remains a reliable choice for specific applications due to its robust design and performance.

LP38692SD-2.5 Features

• Fixed Output Voltage: The LP38692SD-2.5 provides a fixed output voltage of 2.5V, ensuring consistent power supply to connected devices.
• High Input Voltage Range: With a maximum input voltage of 10V, this regulator can handle a wide range of input voltages, making it versatile for various power supply scenarios.
• Low Dropout Voltage: The maximum dropout voltage of 1.3V at 1A ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: A quiescent current of 55 µA minimizes power consumption during operation, contributing to energy efficiency.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 55dB at 120Hz ensures that the regulator can effectively filter out noise from the input power supply, providing a clean output voltage.
• Over-Temperature Protection: This feature safeguards the regulator and connected components from damage due to excessive temperatures.
• Moisture Sensitivity Level: Rated at MSL 1 (Unlimited), the regulator is suitable for a wide range of environmental conditions without requiring special handling.
• Packaging: Available in Tape & Reel (TR) packaging, it is ideal for automated assembly processes.

LP38692SD-2.5 Applications

The LP38692SD-2.5 is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Embedded Systems: Ideal for powering microcontrollers and other low-power embedded devices that require a stable 2.5V supply.
• Consumer Electronics: Suitable for applications such as portable devices, where low power consumption and high efficiency are critical.
• Industrial Control Systems: Can be used in control modules and sensors where reliability and noise rejection are essential.
• Telecommunications: Provides a stable power supply for low-power communication modules and RF components.

Conclusion of LP38692SD-2.5

The LP38692SD-2.5 from Texas Instruments is a robust linear regulator that offers a stable 2.5V output with a maximum current of 1A. Its low dropout voltage, high PSRR, and low quiescent current make it an efficient and reliable choice for a variety of applications. Despite being marked as obsolete, its unique features and performance benefits continue to make it a viable option for specific power management needs.