Texas Instruments

LP2985AIM5X-5.0

LP2985AIM5X-5.0 Description

The LP2985AIM5X-5.0 is a fixed-output linear voltage regulator designed by Texas Instruments, offering a robust solution for applications requiring a stable 5V output at up to 150mA. This regulator is part of the LP2985 series, known for its high performance and reliability in various electronic systems. The device features a maximum input voltage of 16V and operates with a dropout voltage of only 0.58V at full load, ensuring efficient power conversion even at low input-to-output differentials.

LP2985AIM5X-5.0 Features

• Output Type: Fixed 5V output, providing a stable voltage supply for sensitive electronic components.
• Input Voltage Range: Capable of handling input voltages up to 16V, making it versatile for a wide range of power sources.
• Output Current: Delivers up to 150mA, suitable for powering small to medium-sized devices and circuits.
• Low Dropout Voltage: With a maximum dropout voltage of 0.58V at 150mA, it ensures high efficiency and minimal power loss.
• Low Quiescent Current: Consumes only 95 µA in quiescent mode, which is crucial for battery-powered applications.
• High PSRR: Achieves 45dB at 1kHz, effectively reducing noise and ripple in the output voltage.
• Protection Features: Includes over-current, over-temperature, and short-circuit protection, safeguarding both the regulator and connected devices.
• Control Features: Features an enable pin, allowing for dynamic control of the regulator’s operation.
• Mounting Type: Surface mount in a compact SOT23-5 package, ideal for space-constrained designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Compliance: REACH unaffected and ECCN EAR99, ensuring compliance with international regulations.

LP2985AIM5X-5.0 Applications

The LP2985AIM5X-5.0 is well-suited for a variety of applications where a reliable and efficient 5V power supply is required. Its low dropout voltage and high PSRR make it ideal for battery-operated devices, where maintaining a stable output voltage over the battery’s discharge cycle is critical. The regulator’s compact size and surface-mount package also make it suitable for consumer electronics, portable devices, and embedded systems where space is at a premium.

Specific use cases include:

• Battery-Powered Devices: Ideal for applications such as handheld devices, portable sensors, and wearable technology, where maintaining a stable output voltage over a wide range of input voltages is essential.
• Consumer Electronics: Suitable for powering small circuits in devices like smartphones, tablets, and IoT devices.
• Embedded Systems: Provides a reliable power source for microcontrollers, sensors, and other low-power components in embedded systems.
• Industrial Applications: Ideal for low-power industrial control systems and instrumentation where high reliability and efficiency are required.

Conclusion of LP2985AIM5X-5.0

The LP2985AIM5X-5.0 from Texas Instruments is a highly efficient and reliable fixed-output linear voltage regulator. Its low dropout voltage, high PSRR, and comprehensive protection features make it an excellent choice for applications requiring a stable 5V supply. The compact SOT23-5 package and surface-mount design ensure it fits seamlessly into modern electronic designs. While marked as "Not For New Designs," the LP2985AIM5X-5.0 remains a valuable option for existing projects and applications where its unique features and performance benefits are required.