Texas Instruments

LP2987IM-2.5/NOPB

LP2987IM-2.5/NOPB Description

The LP2987IM-2.5/NOPB is a fixed-output linear regulator designed by Texas Instruments, offering a robust and efficient solution for power management applications. This regulator is part of the LP2987 series and is specifically configured to provide a stable 2.5V output voltage with a maximum output current of 200mA. It is housed in an 8SOIC package, making it suitable for surface mount applications. Despite its small footprint, the LP2987IM-2.5/NOPB delivers high performance with a dropout voltage of only 0.35V at 200mA, ensuring efficient power delivery even at low input-to-output voltage differentials.

LP2987IM-2.5/NOPB Features

• Fixed Output Voltage: The LP2987IM-2.5/NOPB provides a stable 2.5V output voltage, ideal for applications requiring a precise and consistent power supply.
• High Efficiency: With a dropout voltage of 0.35V at 200mA, this regulator ensures high efficiency, making it suitable for battery-powered devices where minimizing power loss is crucial.
• Low Quiescent Current: The regulator features a low quiescent current of 120 µA, which helps in reducing power consumption during standby or low-load conditions.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes and efficient power management.
• Protection Features: The LP2987IM-2.5/NOPB includes over-current, over-temperature, and short-circuit protection, ensuring reliable operation and safeguarding against potential faults.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 65dB at 1kHz, effectively filtering out noise from the input supply and providing a clean output voltage.
• Compliance and Reliability: The LP2987IM-2.5/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.

LP2987IM-2.5/NOPB Applications

The LP2987IM-2.5/NOPB is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make this regulator ideal for portable devices and battery-powered systems, ensuring extended battery life and efficient power management.
• Consumer Electronics: Suitable for applications such as smartphones, tablets, and other portable electronics where a stable 2.5V supply is needed.
• Industrial Equipment: The regulator's robustness and protection features make it suitable for industrial applications where reliability and fault tolerance are critical.
• Medical Devices: The LP2987IM-2.5/NOPB can be used in medical devices that require a stable power supply and low noise performance, ensuring accurate and reliable operation.

Conclusion of LP2987IM-2.5/NOPB

The LP2987IM-2.5/NOPB from Texas Instruments is a high-performance linear regulator that offers a stable 2.5V output with a maximum current of 200mA. Its low dropout voltage, low quiescent current, and high PSRR make it an efficient and reliable choice for a variety of applications. The inclusion of enable control and comprehensive protection features further enhances its versatility and reliability. While the product is now obsolete, it remains a valuable component for existing designs and applications where its unique features and performance benefits are required.