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LP2992AILD-1.8

LP2992AILD-1.8 Description

The LP2992AILD-1.8 is a high-performance linear regulator designed by National Semiconductor, offering a fixed output voltage of 1.8V with a maximum output current of 250mA. This regulator is optimized for low dropout operation, with a maximum dropout voltage of 0.85V at 250mA, making it ideal for applications where input voltage is close to the desired output voltage. The device is housed in a 6-lead WSON package, which is suitable for surface mount applications and provides excellent thermal performance.

LP2992AILD-1.8 Features

• Output Type: Fixed at 1.8V, ensuring stable power supply for sensitive electronic components.
• Input Voltage Range: Capable of handling input voltages up to 16V, providing flexibility in various power supply scenarios.
• Output Current: Delivers a maximum of 250mA, sufficient for a wide range of low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.85V at 250mA, the LP2992AILD-1.8 ensures efficient power conversion even at low input-to-output voltage differentials.
• Low Quiescent Current: Features a low quiescent current of 95µA, which minimizes power consumption in standby or low-load conditions.
• High PSRR: Offers a Power Supply Rejection Ratio (PSRR) of 45dB at 1kHz, effectively filtering out noise from the input supply and ensuring clean output voltage.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-current, over-temperature, and short-circuit protection, ensuring robustness and reliability in various operating conditions.
• Mounting Type: Surface mount, suitable for compact and high-density PCB designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for a wide range of manufacturing environments.
• Product Status: Active, ensuring availability and support for ongoing projects.
• REACH Status: REACH Affected, indicating compliance with relevant environmental regulations.

LP2992AILD-1.8 Applications

The LP2992AILD-1.8 is well-suited for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and high PSRR make it ideal for battery-powered devices, portable electronics, and low-power embedded systems. Specific use cases include:

• Battery-Powered Devices: Ideal for applications where the input voltage from a battery may drop close to the required output voltage, ensuring efficient power conversion and extended battery life.
• Portable Electronics: Suitable for smartphones, tablets, and other portable devices that require a stable power supply with minimal power consumption.
• Low-Power Embedded Systems: Applicable in microcontroller-based systems, IoT devices, and other low-power applications where reliability and efficiency are critical.
• Medical Devices: Its high PSRR and low noise characteristics make it suitable for sensitive medical equipment that requires a clean power supply.
• Industrial Control Systems: Can be used in various industrial applications where a compact and reliable power solution is needed.

Conclusion of LP2992AILD-1.8

The LP2992AILD-1.8 from National Semiconductor is a versatile and efficient linear regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of applications. Whether powering battery-operated devices, portable electronics, or sensitive medical equipment, the LP2992AILD-1.8 offers a stable and efficient power solution with minimal power consumption. Its compact surface mount package and robust protection mechanisms ensure ease of integration and long-term reliability, making it an excellent choice for designers seeking a high-performance power management solution.