Texas Instruments

LP38690SD-2.5/NOPB  

Linear & Switching Voltage Regulators

LP38690SD-2.5/NOPB Description

The LP38690SD-2.5/NOPB is a high-performance linear regulator designed for applications requiring a stable and efficient power supply. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuit (PMIC) category and features a fixed output voltage of 2.5V with a maximum output current of 1A. The regulator is designed to operate with an input voltage range up to 10V, making it suitable for a wide range of power supply applications. The LP38690SD-2.5/NOPB is packaged in a 6-WSON surface mount package, ensuring compact and reliable integration into modern electronic designs.

LP38690SD-2.5/NOPB Features

The LP38690SD-2.5/NOPB offers several key features that enhance its performance and reliability:

• Fixed Output Voltage: The regulator provides a fixed output voltage of 2.5V, ensuring consistent power delivery to sensitive electronic components.
• High Input Voltage Range: With a maximum input voltage of 10V, the LP38690SD-2.5/NOPB can be used in applications with varying input voltage levels, providing flexibility in power supply design.
• Low Dropout Voltage: The regulator has a maximum dropout voltage of 1.3V at 1A, allowing it to maintain regulation even when the input voltage is close to the output voltage. This feature is particularly useful in battery-powered applications where the input voltage may drop over time.
• Low Quiescent Current: The LP38690SD-2.5/NOPB has a quiescent current of only 55 µA, minimizing power consumption and extending battery life in portable devices.
• High Power Supply Rejection Ratio (PSRR): The regulator boasts a PSRR of 55dB at 120Hz, effectively filtering out noise from the input power supply and ensuring clean output voltage.
• Over-Temperature Protection: The device includes over-temperature protection, safeguarding it from damage due to excessive heat and ensuring reliable operation under various environmental conditions.
• Surface Mount Packaging: The 6-WSON package is designed for surface mount technology, facilitating easy integration into compact and high-density PCB designs.

LP38690SD-2.5/NOPB Applications

The LP38690SD-2.5/NOPB is ideal for a variety of applications due to its robust performance and versatile design:

• Consumer Electronics: Suitable for portable devices such as smartphones, tablets, and digital cameras, where low power consumption and high efficiency are critical.
• Industrial Equipment: Ideal for industrial control systems, sensors, and instrumentation that require stable and reliable power supplies.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where consistent power delivery is essential.
• Automotive Applications: Suitable for automotive electronics, such as infotainment systems and electronic control units, where high reliability and low dropout voltage are required.
• Medical Devices: Applicable in medical equipment like diagnostic tools and portable medical devices, where precise and stable power supply is crucial.

Conclusion of LP38690SD-2.5/NOPB

The LP38690SD-2.5/NOPB from Texas Instruments is a versatile and high-performance linear regulator that offers a fixed 2.5V output with a maximum current of 1A. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications requiring stable and efficient power supply solutions. The device's over-temperature protection and surface mount packaging further enhance its reliability and ease of integration. Whether used in consumer electronics, industrial equipment, or automotive applications, the LP38690SD-2.5/NOPB provides a reliable and efficient power management solution that meets the demands of modern electronic designs.

LP38690SD-2.5/NOPB Documents

Download datasheets and manufacturer documentation for LP38690SD-2.5/NOPB

Datasheets :

LP38690, LP38692      

Design Resources :

LP38690 Design with WEBENCH® Power Designer      

PCN Design/Specification :

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