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LP3984ITPX-3.1/NOPB

LP3984ITPX-3.1/NOPB Description

The LP3984ITPX-3.1/NOPB is a high-performance linear regulator designed for applications requiring a stable and efficient power supply. Manufactured by National Semiconductor, this device falls under the Power Management (PMIC) category and is ideal for a wide range of electronic systems. The regulator features a fixed output voltage of 3.1V and can deliver a maximum output current of 150mA. It is designed to operate with an input voltage range up to 6V, ensuring compatibility with various power sources. The LP3984ITPX-3.1/NOPB is housed in a 4DSBGA package, making it suitable for surface-mount applications and providing a compact footprint for space-constrained designs.

LP3984ITPX-3.1/NOPB Features

• Output Type: Fixed, ensuring a stable 3.1V output voltage.
• Input Voltage Range: Up to 6V, offering flexibility in power source selection.
• Output Current: Capable of delivering up to 150mA, making it suitable for low to medium current applications.
• Low Dropout Voltage: A maximum dropout voltage of 0.12V at 150mA ensures high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: With a quiescent current of 125 µA, the regulator minimizes power consumption in standby mode.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Over-temperature and short-circuit protection ensure reliable operation and protect the device from damage under adverse conditions.
• Power Supply Rejection Ratio (PSRR): Ranges from 60dB to 40dB across frequencies from 1kHz to 10kHz, providing excellent noise rejection and stable output voltage.
• Compliance: RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.
• Mounting Type: Surface mount, suitable for automated assembly processes and compact designs.
• Moisture Sensitivity Level (MSL): Level 1 (unlimited), making it suitable for a wide range of manufacturing environments.

LP3984ITPX-3.1/NOPB Applications

The LP3984ITPX-3.1/NOPB is well-suited for a variety of applications where a reliable and efficient power supply is required. Its low dropout voltage and low quiescent current make it ideal for battery-powered devices and portable electronics, where power efficiency is critical. The regulator's fixed output voltage and high PSRR ensure stable and clean power delivery, making it suitable for sensitive analog circuits and low-noise applications. The enable function allows for dynamic control, which is beneficial in systems that require power management and sleep modes. The device's compact 4DSBGA package and surface-mount compatibility make it ideal for space-constrained designs, such as wearable devices, IoT sensors, and compact consumer electronics.

Conclusion of LP3984ITPX-3.1/NOPB

The LP3984ITPX-3.1/NOPB from National Semiconductor is a robust and efficient linear regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, low quiescent current, and high PSRR make it a standout choice for applications requiring high efficiency and stable power delivery. The regulator's compact form factor and surface-mount compatibility ensure it fits seamlessly into space-constrained designs, while its enable function and protection features provide enhanced control and reliability. Whether powering sensitive analog circuits, portable devices, or IoT systems, the LP3984ITPX-3.1/NOPB offers a reliable and efficient solution, making it a preferred choice in the power management space.