Texas Instruments

LP5951MG-1.3/NOPB  

Linear & Switching Voltage Regulators

LP5951MG-1.3/NOPB Description

The LP5951MG-1.3/NOPB is a high-performance linear voltage regulator designed by Texas Instruments. This device is part of the Linear & Switching Voltage Regulators category and offers a fixed output voltage of 1.3V with a maximum output current of 150mA. It is housed in a compact SC70-5 package, making it ideal for space-constrained applications. The regulator is designed to operate efficiently with a maximum input voltage of 5.5V and features a low dropout voltage of 0.35V at 150mA, ensuring optimal performance even under low input-to-output voltage differentials.

LP5951MG-1.3/NOPB Features

• Fixed Output Voltage: The LP5951MG-1.3/NOPB provides a stable output voltage of 1.3V, making it suitable for applications requiring a precise and consistent power supply.
• High Efficiency: With a low dropout voltage of 0.35V at 150mA, this regulator can maintain high efficiency even when the input voltage is close to the output voltage.
• Low Quiescent Current: The device features a low quiescent current of 55 µA, which is crucial for battery-powered applications where minimizing power consumption is essential.
• Enable Control Feature: The enable pin allows for easy control of the regulator's operation, providing flexibility in system design and power management.
• Protection Features: The LP5951MG-1.3/NOPB includes over-current, over-temperature, and short-circuit protection, ensuring robustness and reliability in various operating conditions.
• High PSRR: The regulator offers a high power supply rejection ratio (PSRR) of 60dB to 50dB across a frequency range of 100Hz to 10kHz, effectively filtering out noise from the input supply.
• Compliance and Packaging: The device is RoHS3 compliant and REACH unaffected, ensuring environmental safety. It is available in a surface-mount package with a moisture sensitivity level (MSL) of 1, making it suitable for automated assembly processes.

LP5951MG-1.3/NOPB Applications

The LP5951MG-1.3/NOPB is well-suited for a variety of applications where a reliable and efficient power supply is required. Some specific use cases include:

• Battery-Powered Devices: Its low quiescent current and high efficiency make it ideal for portable electronics and IoT devices where battery life is critical.
• Low-Voltage Systems: The low dropout voltage ensures that the regulator can operate efficiently even when the input voltage is close to the output voltage, making it suitable for low-voltage applications.
• Consumer Electronics: The compact SC70-5 package and surface-mount mounting type make it suitable for consumer electronics where space is limited.
• Industrial Applications: The robust protection features and high PSRR make it suitable for industrial applications where reliability and noise immunity are essential.

Conclusion of LP5951MG-1.3/NOPB

The LP5951MG-1.3/NOPB from Texas Instruments is a versatile and efficient linear voltage regulator that offers a combination of high performance and reliability. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for a wide range of applications, particularly those requiring precise voltage regulation and minimal power consumption. The inclusion of enable control and comprehensive protection features further enhances its flexibility and robustness. Whether used in battery-powered devices, low-voltage systems, or industrial applications, the LP5951MG-1.3/NOPB provides a reliable and efficient power solution.

LP5951MG-1.3/NOPB Documents

Download datasheets and manufacturer documentation for LP5951MG-1.3/NOPB

Datasheets :

LP5951 Datasheet      

PCN Packaging :

Pin One Dot 07/Jan/2019      

HTML Datasheet :

LP5951 Datasheet      

PCN Design/Specification :

Copper Wire Update 12/Aug/2015       Revision 07/Mar/2019