The LP3964EMPX-ADJ from Texas Instruments is a highly efficient, fast-response voltage regulator designed for applications requiring a low dropout and a small output voltage adjustment. This adjustable regulator is part of TI's extensive family of power management integrated circuits, known for their reliability and performance.

Key Features

• Adjustable Output Voltage: The output voltage of the LP3964EMPX-ADJ can be adjusted to the desired level using external resistors, providing design flexibility for various applications.
• Low Dropout: With a low dropout voltage, this regulator maintains regulation even when the supply voltage is very close to the output voltage, making it ideal for battery-powered devices where maximizing runtime is crucial.
• High Efficiency: The device is designed to be highly efficient, which reduces power loss and heat generation, thereby extending the life of the product it powers.
• Fast Transient Response: The LP3964EMPX-ADJ provides a fast transient response, which is essential for applications where the load conditions change rapidly, such as microprocessors and digital signal processors.
• Overcurrent and Thermal Protection: Built-in overcurrent and thermal protection features ensure that the device and the system it is part of are protected from damage due to excessive current or overheating.
• Small Form Factor: The device comes in a small, surface-mount package that is ideal for space-constrained applications.

Applications

The LP3964EMPX-ADJ is versatile and can be used in a wide range of applications, including:

• Portable and battery-powered devices
• Microprocessor/ASIC/DSP power supplies
• Post-regulation for switching supplies
• Consumer electronics
• Automotive electronics

Technical Specifications

Below are some of the key technical specifications of the LP3964EMPX-ADJ:

• Adjustable Output Voltage Range: 1.215V to 5.5V
• Maximum Output Current: 800mA
• Dropout Voltage: Typically 340mV at 800mA
• Package: 5-Pin SOT-23

For detailed information, datasheets, and technical support, visit the Texas Instruments website or contact your local TI distributor.