Texas Instruments

LP3964ESX-ADJ  

Linear & Switching Voltage Regulators

LP3964ESX-ADJ Description

The LP3964ESX-ADJ is a high-performance linear voltage regulator designed by Texas Instruments, offering adjustable output voltage and a robust set of features tailored for demanding applications. This regulator supports a maximum input voltage of 7V and can deliver up to 800mA of output current, making it suitable for a wide range of electronic devices. With an adjustable output voltage range from 1.216V to 5.1V, the LP3964ESX-ADJ provides flexibility in power management solutions. The regulator is designed with a low dropout voltage of 0.35V at 800mA, ensuring high efficiency even under low input-to-output voltage differentials. It features a maximum supply current of 15mA and a quiescent current of 9mA, contributing to its overall energy efficiency.

LP3964ESX-ADJ Features

• Adjustable Output Voltage: The LP3964ESX-ADJ offers an adjustable output voltage range from 1.216V to 5.1V, providing flexibility to meet various power requirements.
• High Efficiency: With a low dropout voltage of 0.35V at 800mA, the regulator maintains high efficiency even under low input-to-output voltage conditions.
• Protection Features: The device includes over-current, over-temperature, and short-circuit protection, ensuring reliable operation and safeguarding against potential faults.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes and precise control over power delivery.
• Surface Mount Packaging: The LP3964ESX-ADJ is available in a surface mount package (Tape & Reel), facilitating easy integration into modern PCB designs.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 Hours), the regulator is suitable for use in environments with varying humidity levels, ensuring long-term reliability.

LP3964ESX-ADJ Applications

The LP3964ESX-ADJ is ideal for applications requiring precise voltage regulation and efficient power management. Its adjustable output voltage and high current capability make it suitable for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Providing stable power for sensors, actuators, and control systems.
• Medical Devices: Ensuring reliable power supply for critical medical equipment.
• Telecommunications: Supporting stable power delivery for routers, switches, and other networking devices.

Conclusion of LP3964ESX-ADJ

The LP3964ESX-ADJ from Texas Instruments is a versatile and efficient linear voltage regulator, offering adjustable output voltage and robust protection features. Its low dropout voltage and high current capability make it an excellent choice for applications requiring precise power management. Despite being marked as obsolete, the LP3964ESX-ADJ remains a reliable option for engineers and designers looking for a high-performance regulator. Its surface mount packaging and moisture sensitivity level further enhance its suitability for modern electronic designs.

LP3964ESX-ADJ Documents

Download datasheets and manufacturer documentation for LP3964ESX-ADJ

Datasheets :

LP3961, LP3964