Texas Instruments

LP3964ET-2.5  

Linear & Switching Voltage Regulators

LP3964ET-2.5 Description

The LP3964ET-2.5 is a linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 2.5V and capable of delivering up to 800mA of output current. This regulator is housed in a through-hole TO220-5 package, making it suitable for applications requiring robust and reliable power management solutions. With a maximum input voltage of 7V, the LP3964ET-2.5 ensures efficient operation within a wide range of input conditions. The regulator features a low dropout voltage of 0.35V at 800mA, which is advantageous for applications where the input voltage is close to the output voltage, minimizing power loss and maximizing efficiency.

LP3964ET-2.5 Features

• Output Type: Fixed at 2.5V, ensuring stable power supply to sensitive electronic components.
• Input Voltage Range: Up to 7V, providing flexibility in power source options.
• Output Current: Capable of delivering up to 800mA, suitable for moderate to high current applications.
• Low Dropout Voltage: 0.35V at 800mA, enhancing efficiency and reducing power dissipation.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enabling power-saving modes.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure reliable operation and protect against potential faults.
• Quiescent Current: Low quiescent current of 9mA, minimizing power consumption during idle states.
• Package Type: Through-hole TO220-5 package, suitable for applications requiring mechanical robustness and ease of installation.
• Compliance: ROHS3 compliant, REACH unaffected, and HTSUS code 8542.39.0001, ensuring environmental and regulatory standards are met.

LP3964ET-2.5 Applications

The LP3964ET-2.5 is ideal for a variety of applications where a stable and efficient power supply is required. Its fixed 2.5V output and ability to deliver up to 800mA make it suitable for powering microcontrollers, sensors, and other low-voltage electronics. The low dropout voltage ensures that the regulator remains efficient even when the input voltage is close to the output voltage, making it suitable for battery-powered devices and systems with fluctuating input voltages. The enable control feature allows for power-saving modes, making the regulator ideal for applications where power consumption needs to be minimized during idle states. The robust through-hole package and protection features make it suitable for industrial and automotive applications where reliability and durability are critical.

Conclusion of LP3964ET-2.5

The LP3964ET-2.5 from Texas Instruments is a versatile and efficient linear voltage regulator that offers a fixed 2.5V output and up to 800mA of output current. Its low dropout voltage, enable control feature, and comprehensive protection mechanisms make it an ideal choice for a wide range of applications, from microcontroller power supplies to industrial and automotive systems. Despite being marked as obsolete, the LP3964ET-2.5 remains a reliable and efficient solution for power management, ensuring stable and efficient power delivery in various electronic systems.

LP3964ET-2.5 Documents

Download datasheets and manufacturer documentation for LP3964ET-2.5