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LP5990TMX-1.2/NOPB

LP5990TMX-1.2/NOPB Description

The LP5990TMX-1.2/NOPB is a micro-power low-dropout linear regulator designed by National Semiconductor, offering a fixed 1.2V output voltage and capable of delivering up to 200mA of current. This device is optimized for applications requiring high efficiency and minimal power dissipation. With a maximum dropout voltage of 0.25V at 200mA, the LP5990TMX-1.2/NOPB ensures reliable operation even under low input voltage conditions. The regulator features a quiescent current of only 75 µA, making it suitable for battery-powered and low-power consumption systems. The device is housed in a surface-mount package, facilitating easy integration into compact designs.

LP5990TMX-1.2/NOPB Features

• Low Quiescent Current: With a quiescent current of 75 µA, the LP5990TMX-1.2/NOPB is ideal for applications where minimizing power consumption is critical.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 55dB at 10kHz, ensuring excellent noise filtering and stable output voltage.
• Fixed Output Voltage: The device provides a fixed output voltage of 1.2V, simplifying design and ensuring consistent performance.
• Low Dropout Voltage: A maximum dropout voltage of 0.25V at 200mA allows the regulator to maintain efficiency even with low input-to-output voltage differentials.
• Enable Control: The enable feature allows for dynamic control of the regulator’s operation, enhancing power management capabilities.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robustness and reliability in various operating conditions.
• Surface-Mount Packaging: The surface-mount package type facilitates integration into space-constrained designs, making it suitable for modern electronic systems.

LP5990TMX-1.2/NOPB Applications

The LP5990TMX-1.2/NOPB is well-suited for a variety of applications that demand high efficiency and low power consumption. It is particularly ideal for:

• Battery-Powered Devices: The low quiescent current and low dropout voltage make it an excellent choice for portable electronics and IoT devices.
• Low-Power Systems: Its efficiency and fixed output voltage are beneficial for applications such as wearable technology and medical devices.
• Industrial Control Systems: The regulator’s robust protection features and high PSRR make it suitable for industrial applications where reliability and noise immunity are crucial.
• Consumer Electronics: The compact surface-mount package and high performance make it a versatile component for a wide range of consumer electronics.

Conclusion of LP5990TMX-1.2/NOPB

The LP5990TMX-1.2/NOPB stands out as a high-performance, low-power linear regulator designed to meet the demands of modern electronic systems. Its combination of low quiescent current, high PSRR, and low dropout voltage ensures efficient operation and stable performance. The inclusion of enable control and comprehensive protection features further enhances its versatility and reliability. Whether used in battery-powered devices, low-power systems, or industrial applications, the LP5990TMX-1.2/NOPB offers a reliable and efficient solution for power management needs.