Texas Instruments

LP2986AIMX-5.0

LP2986AIMX-5.0 Description

The LP2986AIMX-5.0 is a fixed output linear regulator designed by Texas Instruments, offering a robust and efficient solution for power management applications. This regulator is designed to provide a stable 5V output with a maximum output current of 200mA. It features a low dropout voltage of 0.35V at 200mA, ensuring high efficiency even at low input voltages. The LP2986AIMX-5.0 is housed in an 8-lead SOIC package, making it suitable for surface mount applications and providing a compact footprint for space-constrained designs.

LP2986AIMX-5.0 Features

• Output Type: Fixed 5V output voltage, ensuring consistent power delivery.
• Input Voltage Range: Capable of handling input voltages up to 16V, providing flexibility in power supply options.
• Output Current: Delivers up to 200mA of output current, suitable for a wide range of low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.35V at 200mA, the LP2986AIMX-5.0 maintains high efficiency even when operating close to the input voltage.
• Low Quiescent Current: Consumes only 120µA of quiescent current, minimizing power loss in standby mode.
• High PSRR: Achieves a power supply rejection ratio (PSRR) of 65dB at 1kHz, effectively filtering out noise from the input power supply.
• Control Features: Includes an enable pin, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-current, over-temperature, and short-circuit protection, ensuring reliable operation and safeguarding against potential faults.
• Mounting Type: Surface mount technology (SMT) compatible, facilitating easy integration into modern PCB designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating the device is not sensitive to moisture, which is ideal for various environmental conditions.

LP2986AIMX-5.0 Applications

The LP2986AIMX-5.0 is well-suited for a variety of applications where stable and efficient power regulation is required. Its low dropout voltage and high PSRR make it ideal for battery-powered devices, where maintaining efficiency and minimizing noise are critical. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearable technology, where compact size and low power consumption are essential.
• Industrial Equipment: Suitable for low-power industrial sensors and controllers, ensuring reliable operation in demanding environments.
• Medical Devices: Applicable in medical monitoring equipment and portable medical devices, where precision and reliability are paramount.
• Automotive Applications: Can be used in automotive electronics, such as infotainment systems and electronic control units, where space constraints and high efficiency are important considerations.

Conclusion of LP2986AIMX-5.0

The LP2986AIMX-5.0 from Texas Instruments stands out as a reliable and efficient linear regulator, offering a fixed 5V output with a maximum current of 200mA. Its low dropout voltage and high PSRR make it an excellent choice for applications requiring stable power delivery with minimal noise. The inclusion of enable control and comprehensive protection features further enhances its versatility and reliability. Despite being marked as obsolete, the LP2986AIMX-5.0 remains a valuable component for designers seeking a compact, efficient, and robust power management solution.