Texas Instruments

LP5951MFX-2.5/NOPB  

Linear & Switching Voltage Regulators

LP5951MFX-2.5/NOPB Description

The LP5951MFX-2.5/NOPB is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 2.5V and a maximum output current of 150mA. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. With a maximum input voltage of 5.5V and a dropout voltage of only 0.35V at 150mA, the LP5951MFX-2.5/NOPB ensures efficient power conversion even under varying load conditions. The regulator features a low quiescent current of 55µA and a supply current of 70µA, making it suitable for battery-powered and low-power applications. Additionally, it includes an enable control feature and comprehensive protection mechanisms such as over-current, over-temperature, and short-circuit protection.

LP5951MFX-2.5/NOPB Features

• Output Type: Fixed at 2.5V, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: Up to 5.5V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 150mA, suitable for a wide range of low-power devices.
• Low Dropout Voltage: Maximum of 0.35V at 150mA, enhancing efficiency at low input-to-output voltage differentials.
• Low Quiescent Current: 55µA, minimizing power consumption in standby mode.
• Enable Control: Allows for dynamic control of the regulator's operation, enhancing power management.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robustness and reliability.
• Package Type: SOT23-5, offering a small footprint and surface mount compatibility for easy integration.
• Regulation and Noise Performance: PSRR of 60dB to 50dB across 100Hz to 10kHz, ensuring clean power delivery.
• Compliance: RoHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.

LP5951MFX-2.5/NOPB Applications

The LP5951MFX-2.5/NOPB is well-suited for applications requiring a stable and efficient power supply in compact form factors. Its low dropout voltage and low quiescent current make it ideal for battery-powered devices, portable electronics, and IoT devices. The enable control feature allows for dynamic power management, making it suitable for systems that require power sequencing or sleep modes. The comprehensive protection features ensure reliability in harsh operating conditions, making it a robust choice for industrial and automotive applications. Additionally, its low noise and high PSRR make it suitable for sensitive analog circuits and communication systems.

Conclusion of LP5951MFX-2.5/NOPB

The LP5951MFX-2.5/NOPB from Texas Instruments stands out as a versatile and efficient linear regulator, offering a fixed 2.5V output with a maximum current of 150mA. Its low dropout voltage, low quiescent current, and comprehensive protection features make it a reliable choice for a variety of applications. The compact SOT23-5 package and surface mount compatibility ensure easy integration into modern electronic designs. Whether used in portable devices, industrial systems, or sensitive analog circuits, the LP5951MFX-2.5/NOPB provides a stable and efficient power solution, making it a preferred choice for engineers and designers in the electronics industry.

LP5951MFX-2.5/NOPB Documents

Download datasheets and manufacturer documentation for LP5951MFX-2.5/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Process Change Notification (PDF)      

Models :

LP5951MFX-2.5/NOPB Symbol & Footprint by SnapMagic