Texas Instruments

LP3963ESX-3.3

LP3963ESX-3.3 Description

The LP3963ESX-3.3 is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 3.3V and a maximum output current of 3A. This device is part of the Power Management Integrated Circuit (PMIC) category and is housed in a DDPAK/TO263-5 package, making it suitable for surface mount applications. With a maximum input voltage of 7V, the LP3963ESX-3.3 ensures efficient power conversion and regulation in various electronic systems.

LP3963ESX-3.3 Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Input Voltage Range: Up to 7V, ensuring compatibility with a wide range of input power sources.
• Output Current: Capable of delivering up to 3A, making it suitable for high-current applications.
• Dropout Voltage: A maximum dropout voltage of 1.2V at 3A ensures efficient operation even at high load currents.
• Control Features: Includes an enable pin, allowing for dynamic control and power savings.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robustness and reliability.
• Low Quiescent Current: A quiescent current of 9 mA minimizes power consumption during standby.
• Supply Current: Maximum supply current of 15 mA ensures efficient operation.
• Package: Available in a Tape & Reel (TR) package, facilitating automated assembly processes.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: MSL 3 (168 Hours), suitable for standard manufacturing processes.

LP3963ESX-3.3 Applications

The LP3963ESX-3.3 is ideal for a variety of applications where stable and efficient power regulation is required. Its high output current and fixed voltage make it suitable for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Systems: Providing reliable power to sensors, actuators, and control systems.
• Telecommunications: Ensuring stable power supply for networking equipment and base stations.
• Automotive: Suitable for in-vehicle infotainment systems and electronic control units.
• Medical Devices: Powering medical monitoring equipment and diagnostic tools.

Conclusion of LP3963ESX-3.3

The LP3963ESX-3.3 from Texas Instruments is a versatile and reliable linear regulator designed to meet the demands of modern electronic systems. Its combination of high output current, low dropout voltage, and comprehensive protection features make it an excellent choice for applications requiring stable and efficient power regulation. The device's compliance with industry standards and environmental regulations further enhances its appeal. Whether in consumer electronics, industrial systems, or automotive applications, the LP3963ESX-3.3 stands out as a robust and efficient power management solution.