Texas Instruments

LP2985IM5-3.1/NOPB

LP2985IM5-3.1/NOPB Description

The LP2985IM5-3.1/NOPB is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 3.1V and a maximum output current of 150mA. This device is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. The regulator is designed to operate with an input voltage range up to 16V, ensuring compatibility with a wide range of power sources.

Key specifications include a low dropout voltage of 0.58V at 150mA, which allows the regulator to maintain efficiency even at low input-to-output voltage differentials. The quiescent current is a mere 95 µA, contributing to the device's high efficiency and making it suitable for battery-powered applications. Additionally, the regulator features a low supply current of 2.5 mA, further enhancing its energy efficiency.

The LP2985IM5-3.1/NOPB is equipped with an enable control feature, providing flexibility in system design and power management. It also includes comprehensive protection features such as over-current, over-temperature, and short-circuit protection, ensuring robustness and reliability in various operating conditions.

LP2985IM5-3.1/NOPB Features

• Fixed Output Voltage: 3.1V, ensuring stable power supply for sensitive electronics.
• High Output Current: Capable of delivering up to 150mA, suitable for driving multiple components.
• Low Dropout Voltage: 0.58V @ 150mA, maintaining efficiency at low input voltages.
• Low Quiescent Current: 95 µA, ideal for battery-operated devices.
• Enable Control: Provides flexibility in power management and system design.
• Protection Features: Over-current, over-temperature, and short-circuit protection for enhanced reliability.
• Compact Package: SOT23-5, suitable for space-constrained applications.
• Wide Input Voltage Range: Up to 16V, ensuring compatibility with various power sources.
• High PSRR: 45dB at 1kHz, reducing noise and improving signal integrity.

LP2985IM5-3.1/NOPB Applications

The LP2985IM5-3.1/NOPB is well-suited for a variety of applications requiring a stable and efficient power supply. Its low dropout voltage and high efficiency make it ideal for battery-powered devices, such as portable electronics, where power conservation is critical. The compact SOT23-5 package allows for integration into space-limited designs, such as wearable technology and IoT devices.

The regulator's fixed output voltage and high output current capability make it suitable for powering microcontrollers, sensors, and other low-power electronics. The enable control feature provides additional flexibility, allowing the regulator to be turned on and off dynamically, which is beneficial in systems with variable power requirements.

Conclusion of LP2985IM5-3.1/NOPB

The LP2985IM5-3.1/NOPB from Texas Instruments stands out as a reliable and efficient linear voltage regulator, offering a combination of high performance and compact design. Its low dropout voltage, low quiescent current, and comprehensive protection features make it a robust choice for a wide range of applications, particularly in portable and space-constrained electronics. The enable control feature adds versatility, allowing designers to optimize power management in their systems. Overall, the LP2985IM5-3.1/NOPB is an excellent choice for engineers seeking a high-quality, efficient, and reliable power solution.