Texas Instruments

LP38690SDX-ADJ  

Linear & Switching Voltage Regulators

LP38690SDX-ADJ Description

The LP38690SDX-ADJ is a linear voltage regulator designed by Texas Instruments, offering adjustable output voltage capabilities within a range of 1.25V to 9V. This regulator is engineered to deliver a maximum output current of 1A, making it suitable for a variety of applications requiring stable power supply. The device features a maximum input voltage of 10V and a dropout voltage of 1.6V at 1A, ensuring efficient operation even under varying load conditions. With a quiescent current of 55 µA and a supply current of 100 µA, the LP38690SDX-ADJ is designed for low-power consumption, making it ideal for battery-operated devices and energy-efficient systems. The regulator also includes over-temperature protection, enhancing its reliability and safety in operation.

LP38690SDX-ADJ Features

• Adjustable Output Voltage: The LP38690SDX-ADJ offers adjustable output voltage from 1.25V to 9V, providing flexibility to meet specific application requirements.
• High Efficiency: With a dropout voltage of 1.6V at 1A, the regulator maintains high efficiency, especially under heavy load conditions.
• Low Quiescent Current: The device features a quiescent current of 55 µA, contributing to its low-power consumption, which is crucial for battery-operated applications.
• Over-Temperature Protection: This feature ensures the regulator operates within safe temperature limits, enhancing reliability and longevity.
• Surface Mount Packaging: The LP38690SDX-ADJ is available in a surface mount package, facilitating easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level 1: The device is classified with MSL 1, indicating it is not moisture-sensitive, which simplifies handling and storage processes.
• REACH Compliance: The LP38690SDX-ADJ is REACH unaffected, ensuring compliance with environmental and safety regulations.

LP38690SDX-ADJ Applications

The LP38690SDX-ADJ is well-suited for a range of applications where stable and adjustable voltage regulation is required. Its low dropout voltage and high efficiency make it ideal for portable devices, consumer electronics, and industrial systems. Specific use cases include:

• Battery-Powered Devices: The low quiescent current and adjustable output voltage make it suitable for applications such as smartphones, tablets, and other portable electronics.
• Consumer Electronics: The regulator can be used in devices like digital cameras, media players, and gaming consoles, where stable power supply is crucial.
• Industrial Control Systems: The LP38690SDX-ADJ can be integrated into industrial control systems, providing reliable power regulation for sensors, actuators, and other components.
• Medical Devices: The regulator's stability and low dropout voltage make it suitable for medical equipment requiring precise power management.

Conclusion of LP38690SDX-ADJ

The LP38690SDX-ADJ from Texas Instruments is a versatile linear voltage regulator that offers adjustable output voltage, high efficiency, and low quiescent current. Its unique features, such as over-temperature protection and surface mount packaging, make it a reliable choice for various applications. Despite being marked as obsolete, the LP38690SDX-ADJ remains a valuable component for applications requiring stable and efficient power regulation. Its compliance with REACH regulations and moisture sensitivity level 1 further enhance its suitability for a wide range of industries.

LP38690SDX-ADJ Documents

Download datasheets and manufacturer documentation for LP38690SDX-ADJ

Datasheets :

LP38690-ADJ/LP38692-ADJ      

HTML Datasheet :

LP38690-ADJ/LP38692-ADJ