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LP3961EMP-5.0

LP3961EMP-5.0 Description

The LP3961EMP-5.0 is a high-performance linear voltage regulator designed by National Semiconductor, offering a fixed 5V output voltage with a maximum input voltage of 7V. This regulator is capable of delivering up to 800mA of output current, making it suitable for a wide range of applications requiring stable and reliable power supply. The device features a low dropout voltage of 0.35V at 800mA, which ensures efficient operation even when the input voltage is close to the output voltage. The LP3961EMP-5.0 is housed in a surface mount package, making it ideal for compact and space-constrained designs.

LP3961EMP-5.0 Features

• Output Type: Fixed 5V output voltage, providing a stable power supply for various electronic components.
• Input Voltage Range: Capable of operating with a maximum input voltage of 7V, ensuring compatibility with a wide range of power sources.
• Output Current: Delivers up to 800mA of output current, suitable for powering multiple devices simultaneously.
• Low Dropout Voltage: A maximum dropout voltage of 0.35V at 800mA ensures high efficiency, especially in low-voltage applications.
• Control Features: Includes an enable feature, allowing for precise control over the regulator's operation.
• Protection Features: Equipped with over current, over temperature, and short circuit protection, ensuring robustness and reliability in various operating conditions.
• Quiescent Current: A quiescent current of 9mA ensures low power consumption during standby or low-load conditions.
• Mounting Type: Surface mount technology (SMT) allows for easy integration into modern printed circuit boards (PCBs).
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the device is not sensitive to moisture, making it suitable for a wide range of environments.
• Product Status: Active, ensuring continued availability and support from National Semiconductor.
• REACH Status: REACH Affected, indicating compliance with relevant regulations regarding the use of hazardous substances.

LP3961EMP-5.0 Applications

The LP3961EMP-5.0 is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable media players, where a reliable and efficient power supply is crucial.
• Industrial Equipment: Suitable for industrial applications requiring a stable 5V supply, such as PLCs, sensors, and control systems.
• Telecommunications: Can be used in various telecom equipment, including routers, switches, and base stations, where low dropout and high efficiency are essential.
• Automotive Applications: Applicable in automotive electronics, such as infotainment systems and onboard diagnostics, where space constraints and high reliability are key considerations.
• Medical Devices: Suitable for powering medical equipment, such as diagnostic tools and monitoring devices, where precise voltage regulation and low power consumption are critical.

Conclusion of LP3961EMP-5.0

The LP3961EMP-5.0 from National Semiconductor stands out as a reliable and efficient linear voltage regulator, offering a fixed 5V output with a low dropout voltage and robust protection features. Its ability to deliver up to 800mA of current, combined with low quiescent current and surface mount technology, makes it an ideal choice for a wide range of applications. Whether used in consumer electronics, industrial equipment, or medical devices, the LP3961EMP-5.0 provides a stable and efficient power supply, ensuring optimal performance and reliability.