Texas Instruments

LP2986AIM-5.0

LP2986AIM-5.0 Description

The LP2986AIM-5.0 is a fixed-output linear voltage regulator designed by Texas Instruments, offering a stable 5V output with a maximum current capability of 200mA. This regulator is housed in an 8-pin SOIC package, making it suitable for surface-mount applications. The LP2986AIM-5.0 is designed to operate with an input voltage range up to 16V, providing a dropout voltage of only 0.35V at full load, which is significantly lower than many comparable regulators. This low dropout voltage ensures high efficiency and minimal power dissipation, making it ideal for applications where power consumption and thermal management are critical.

LP2986AIM-5.0 Features

• Fixed Output Voltage: The LP2986AIM-5.0 provides a stable 5V output, ensuring consistent power supply to connected devices.
• High Efficiency: With a dropout voltage of just 0.35V at 200mA, this regulator minimizes power loss and heat generation, enhancing overall system efficiency.
• Low Quiescent Current: The regulator features a quiescent current of only 120 µA, which is crucial for battery-powered applications where standby power consumption needs to be minimized.
• Enable Control: The LP2986AIM-5.0 includes an enable feature, allowing users to control the regulator's operation dynamically, which can be beneficial for power management in complex systems.
• Protection Features: The regulator offers comprehensive protection mechanisms, including 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, which helps in filtering out noise from the input supply and maintaining a clean output voltage.
• Compliance and Reliability: The LP2986AIM-5.0 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.

LP2986AIM-5.0 Applications

The LP2986AIM-5.0 is well-suited for a variety of applications where a stable, low dropout voltage regulator is required. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make this regulator ideal for portable electronics and battery-operated devices where efficiency and extended battery life are paramount.
• Embedded Systems: The regulator's small form factor and surface-mount package make it suitable for compact embedded systems where space is limited.
• Communication Equipment: The high PSRR and stable output voltage ensure reliable power supply to sensitive communication components, such as RF modules and microcontrollers.
• Industrial Control Systems: The comprehensive protection features and robust design make the LP2986AIM-5.0 suitable for industrial applications where reliability and durability are essential.

Conclusion of LP2986AIM-5.0

The LP2986AIM-5.0 from Texas Instruments is a versatile and efficient linear voltage regulator that offers a stable 5V output with a maximum current of 200mA. Its low dropout voltage, low quiescent current, and comprehensive protection features make it an ideal choice for a wide range of applications, particularly those requiring high efficiency and minimal power consumption. Despite being marked as obsolete, the LP2986AIM-5.0 remains a reliable and effective solution for power regulation in various electronic systems.