Texas Instruments

LP3964ES-ADJ

LP3964ES-ADJ Description

The LP3964ES-ADJ is a high-performance linear regulator designed by Texas Instruments, offering adjustable output voltage capabilities within a range of 1.216V to 5.1V. This regulator is optimized for applications requiring a stable and efficient power supply with a maximum input voltage of 7V and an output current capacity of up to 800mA. The LP3964ES-ADJ is housed in a surface mount package, making it suitable for compact and space-constrained designs. It features a low dropout voltage of 0.35V at 800mA, which ensures high efficiency even at low input-to-output voltage differentials. The regulator is equipped with an enable control feature and comprehensive protection mechanisms, including over-current, over-temperature, and short-circuit protection, ensuring reliable operation under various conditions. The LP3964ES-ADJ is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards. With a maximum supply current of 15mA and a quiescent current of 9mA, this regulator is designed to minimize power consumption while maintaining optimal performance.

LP3964ES-ADJ Features

• Adjustable Output Voltage: The LP3964ES-ADJ provides a wide adjustable output voltage range from 1.216V to 5.1V, making it highly versatile for various applications.
• High Efficiency: With a low dropout voltage of 0.35V at 800mA, the regulator maintains high efficiency, especially in applications with tight input-to-output voltage margins.
• Robust Protection Features: Over-current, over-temperature, and short-circuit protection ensure the regulator operates safely and reliably under adverse conditions.
• Enable Control: The enable feature allows for dynamic control of the regulator’s operation, enhancing flexibility and power management capabilities.
• Low Quiescent Current: A quiescent current of 9mA ensures minimal power consumption during operation, ideal for battery-powered and low-power applications.
• Compliance and Safety: The LP3964ES-ADJ is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards.
• Surface Mount Packaging: The surface mount package makes it suitable for compact designs and high-density PCB layouts.

LP3964ES-ADJ Applications

The LP3964ES-ADJ is ideal for a variety of applications where a stable and efficient power supply is critical. Its adjustable output voltage range and low dropout voltage make it suitable for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Providing reliable power for sensors, actuators, and control systems.
• Telecommunications: Ensuring stable power supply for base stations, routers, and other networking equipment.
• Automotive Electronics: Suitable for in-vehicle infotainment systems, advanced driver assistance systems (ADAS), and other automotive applications.
• Medical Devices: Powering portable medical devices, diagnostic equipment, and wearable health monitors.

Conclusion of LP3964ES-ADJ

The LP3964ES-ADJ from Texas Instruments is a highly efficient and versatile linear regulator designed to meet the demands of modern electronic systems. Its adjustable output voltage range, low dropout voltage, and robust protection features make it an ideal choice for a wide range of applications. The regulator’s compliance with environmental and safety standards, combined with its low quiescent current and surface mount packaging, further enhance its appeal. Whether used in consumer electronics, industrial equipment, telecommunications, automotive, or medical devices, the LP3964ES-ADJ offers reliable performance and significant advantages over similar models, making it a preferred choice for engineers and designers in the electronics industry.