Texas Instruments

LP3962ESX-1.8

LP3962ESX-1.8 Description

The LP3962ESX-1.8 is a fixed-output linear voltage regulator designed by Texas Instruments, offering a stable 1.8V output at a maximum current of 1.5A. This regulator is housed in a surface-mount DDPAK package, making it suitable for compact and high-density PCB designs. With a maximum input voltage of 7V, the LP3962ESX-1.8 ensures efficient power conversion and minimal power loss. Its low dropout voltage of 0.55V at 1.5A enhances performance in applications where input voltage may vary or be close to the output voltage. The regulator also features an enable control, allowing for dynamic power management and reduced power consumption during idle states.

LP3962ESX-1.8 Features

• Fixed Output Voltage: Provides a stable 1.8V output, ideal for applications requiring precise voltage regulation.
• High Output Current: Capable of delivering up to 1.5A, making it suitable for high-current applications.
• Low Dropout Voltage: At 0.55V (max) @ 1.5A, it ensures efficient operation even with low input-to-output voltage differentials.
• Enable Control: Allows for dynamic power management, enabling the regulator to be turned on or off as needed.
• Protection Features: Includes over-current, over-temperature, and short-circuit protection, ensuring robust and reliable operation.
• Low Quiescent Current: With a quiescent current of 9 mA, it minimizes power consumption in standby modes.
• Moisture Sensitivity Level: MSL 3 (168 Hours), suitable for various manufacturing environments.
• Packaging: Available in tape & reel (TR) packaging, facilitating automated assembly processes.

LP3962ESX-1.8 Applications

The LP3962ESX-1.8 is well-suited for a variety of applications where stable voltage regulation and high current delivery are essential. It is particularly ideal for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Telecommunications: Providing stable power to base stations, routers, and other networking equipment.
• Industrial Equipment: Ensuring reliable operation in PLCs, sensors, and other industrial control systems.
• Automotive Applications: Suitable for in-vehicle infotainment systems and electronic control units.
• Medical Devices: Powering diagnostic equipment and portable medical devices that require precise voltage regulation.

Conclusion of LP3962ESX-1.8

The LP3962ESX-1.8 from Texas Instruments is a versatile and reliable linear voltage regulator, offering a stable 1.8V output with a maximum current of 1.5A. Its low dropout voltage and enable control feature make it highly efficient and suitable for a wide range of applications. Despite being marked as obsolete, the LP3962ESX-1.8 remains a robust choice for engineers seeking a high-performance regulator with comprehensive protection features. Its compact surface-mount package and compatibility with automated assembly processes further enhance its appeal in modern electronics manufacturing.