Texas Instruments

LP38693SD-ADJ  

Linear & Switching Voltage Regulators

LP38693SD-ADJ Description

The LP38693SD-ADJ is a high-performance, adjustable linear voltage regulator from Texas Instruments, designed for automotive applications. This device features a single positive output with an adjustable voltage range from 1.25V to 9V, making it suitable for a wide range of applications. The LP38693SD-ADJ is designed to deliver a maximum output current of 500mA, while operating with an input voltage up to 10V. It also offers a quiescent current of just 55µA, ensuring low power consumption in standby mode.

LP38693SD-ADJ Features

• Adjustable Output Voltage: The LP38693SD-ADJ offers an adjustable output voltage range from 1.25V to 9V, providing flexibility for various applications.
• High Output Current: Capable of delivering up to 500mA, this device is suitable for applications requiring higher current demands.
• Low Quiescent Current: With a quiescent current of only 55µA, the LP38693SD-ADJ minimizes power consumption in standby mode.
• Over-Temperature Protection: This feature ensures the device's reliability and longevity by preventing damage due to excessive temperatures.
• Enable Control: The LP38693SD-ADJ includes an enable control feature, allowing for easy integration into various systems.
• PSRR of 55dB at 120Hz: This ensures stable operation and minimal noise interference in the output voltage.

LP38693SD-ADJ Applications

The LP38693SD-ADJ is ideal for automotive applications where adjustable output voltages and high reliability are required. Some specific use cases include:

• Infotainment Systems: Powering various components within automotive infotainment systems, such as displays and audio amplifiers.
• Instrument Clusters: Providing stable power to digital displays and sensors within instrument clusters.
• LED Lighting: Driving high-brightness LED lights in automotive applications, ensuring consistent and efficient lighting.

Conclusion of LP38693SD-ADJ

The LP38693SD-ADJ from Texas Instruments is a versatile and reliable linear voltage regulator, offering adjustable output voltages, high output current, and over-temperature protection. Its low quiescent current and PSRR make it an excellent choice for automotive applications where efficiency and performance are critical. Despite being classified as obsolete, the LP38693SD-ADJ remains a popular choice for its unique features and advantages over similar models, making it suitable for a wide range of applications within the automotive industry.

LP38693SD-ADJ Documents

Download datasheets and manufacturer documentation for LP38693SD-ADJ