Texas Instruments

LP38691SD-2.5/NOPB  

Linear & Switching Voltage Regulators

LP38691SD-2.5/NOPB Description

The LP38691SD-2.5/NOPB is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 2.5V and capable of delivering up to 500mA of output current. This device is specifically tailored for automotive applications, ensuring robustness and reliability in demanding environments. The regulator features a low dropout voltage of 0.73V at 500mA, which is crucial for maintaining efficiency and performance in low-voltage applications. With a maximum supply current of 100 µA and a quiescent current of 55 µA, the LP38691SD-2.5/NOPB is optimized for low-power consumption, making it ideal for battery-powered systems and energy-sensitive applications.

LP38691SD-2.5/NOPB Features

• Fixed Output Voltage: The LP38691SD-2.5/NOPB provides a stable 2.5V output voltage, ensuring consistent power supply to connected devices.
• High Output Current Capability: With a maximum output current of 500mA, this regulator can support a wide range of applications requiring moderate to high current levels.
• Low Dropout Voltage: The maximum dropout voltage of 0.73V at 500mA allows the regulator to maintain efficiency even when the input voltage is close to the output voltage.
• Low Quiescent Current: The quiescent current of 55 µA ensures minimal power consumption during operation, which is critical for extending battery life in portable devices.
• Over-Temperature Protection: This feature safeguards the regulator from thermal runaway, enhancing reliability and longevity.
• Automotive Grade: Certified for automotive use, the LP38691SD-2.5/NOPB meets stringent industry standards for quality and durability.
• Surface Mount Packaging: The 6-lead SON package is designed for surface mount technology, facilitating easy integration into compact and high-density PCB designs.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards.

LP38691SD-2.5/NOPB Applications

The LP38691SD-2.5/NOPB is well-suited for a variety of applications, particularly those in the automotive sector. Its fixed 2.5V output and high current capability make it ideal for powering microcontrollers, sensors, and other electronic components in automotive systems. The low dropout voltage ensures efficient operation in scenarios where the input voltage may vary, such as during engine start-up or when the battery is low. Additionally, its low quiescent current and over-temperature protection features make it suitable for applications where reliability and energy efficiency are paramount.

Conclusion of LP38691SD-2.5/NOPB

The LP38691SD-2.5/NOPB from Texas Instruments is a versatile and reliable linear regulator designed for automotive applications. Its combination of a fixed 2.5V output, high current capability, low dropout voltage, and low quiescent current makes it an excellent choice for powering various electronic components in vehicles. The device's over-temperature protection and automotive-grade certification further enhance its reliability and durability. With its surface mount packaging and compliance with environmental regulations, the LP38691SD-2.5/NOPB is a robust solution for modern automotive power management needs.

LP38691SD-2.5/NOPB Documents

Download datasheets and manufacturer documentation for LP38691SD-2.5/NOPB

PCN Assembly/Origin :

Qualification Assembly/Test Site 27/Dec/2013      

Datasheets :

LP38691(-Q1),LP38693(-Q)      

Design Resources :

LP38691 Design with WEBENCH® Power Designer      

HTML Datasheet :

LP38691(-Q1),LP38693(-Q)      

PCN Design/Specification :

Data Sheet Chg 3/Feb/2016       Wire Base Metal 05/Oct/2016