Texas Instruments

LP2987AILD-5.0/NOPB

LP2987AILD-5.0/NOPB Description

The LP2987AILD-5.0/NOPB is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 5V and a maximum output current of 200mA. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8-lead SON package, making it suitable for surface mount applications. The regulator is designed to operate with an input voltage range up to 16V and features a low dropout voltage of 0.35V at 200mA, ensuring efficient power delivery even at low input-to-output differentials.

LP2987AILD-5.0/NOPB Features

• Fixed Output Voltage: The LP2987AILD-5.0/NOPB provides a stable 5V output, ideal for applications requiring a consistent power supply.
• High Input Voltage Range: With a maximum input voltage of 16V, this regulator can handle a wide range of input sources, making it versatile for various power supply designs.
• Low Dropout Voltage: At 0.35V dropout at 200mA, this regulator maintains high efficiency, especially in battery-powered applications where the input voltage may drop close to the output voltage.
• Low Quiescent Current: The quiescent current of 120µA ensures minimal power consumption in standby mode, extending battery life in portable devices.
• High PSRR: The 65dB Power Supply Rejection Ratio at 1kHz helps in filtering out noise from the input power supply, resulting in a cleaner output voltage.
• Protection Features: Over-current, over-temperature, and short-circuit protections safeguard the regulator and connected circuits from damage.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator's operation, enabling power-saving modes and efficient power management.
• Compliance and Reliability: The regulator is REACH unaffected and RoHS3 compliant, ensuring it meets environmental standards. It also has a moisture sensitivity level (MSL) of 3, making it suitable for standard manufacturing processes.

LP2987AILD-5.0/NOPB Applications

The LP2987AILD-5.0/NOPB is well-suited for a variety of applications where a stable and efficient power supply is critical. Some specific use cases include:

• Portable Electronics: Ideal for battery-operated devices such as smartphones, tablets, and portable gaming consoles, where low dropout voltage and low quiescent current are essential for maximizing battery life.
• Industrial Equipment: Suitable for industrial control systems and IoT devices that require a reliable and efficient power supply with protection features to withstand harsh operating conditions.
• Medical Devices: Applicable in medical equipment where a stable power supply and low noise are crucial for accurate device operation and patient safety.
• Consumer Electronics: Perfect for consumer devices like digital cameras, smartwatches, and other wearable technology that demand compact and efficient power solutions.

Conclusion of LP2987AILD-5.0/NOPB

The LP2987AILD-5.0/NOPB from Texas Instruments stands out as a robust and efficient linear regulator, offering a combination of high performance and reliability. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications requiring efficient power management and noise reduction. The inclusion of over-current, over-temperature, and short-circuit protections further enhances its durability and safety. Whether in portable electronics, industrial systems, or medical devices, the LP2987AILD-5.0/NOPB provides a reliable power solution that meets the stringent demands of modern electronic designs.