Texas Instruments

LP5951MG-1.8/NOPB  

Linear & Switching Voltage Regulators

LP5951MG-1.8/NOPB Description

The LP5951MG-1.8/NOP isB a high-performance linear regulator designed by Texas Instruments, a leading manufacturer in the power management integrated circuit (PMIC) category. This regulator is specifically engineered to provide a fixed output voltage of 1.8V with a maximum output current of 150mA. It features a maximum input voltage of 5.5V and a dropout voltage of 0.35V at 150mA, ensuring efficient operation even under low input-to-output voltage differentials. The regulator is housed in a compact SC70-5 package, making it suitable for space-constrained applications.

LP5951MG-1.8/NOPB Features

• Output Type: Fixed, providing a stable 1.8V output voltage.
• Input Voltage Range: Up to 5.5V, offering flexibility in power supply options.
• Output Current: Capable of delivering up to 150mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: A maximum of 0.35V at 150mA ensures high efficiency, especially in battery-powered devices where the input voltage may drop close to the output voltage.
• Low Quiescent Current: 55 µA, minimizing power consumption in standby or low-load conditions.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enabling power-saving modes and efficient power management.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robustness and reliability in various operating conditions.
• Power Supply Rejection Ratio (PSRR): Ranging from 60dB at 100Hz to 50dB at 10kHz, providing excellent noise rejection and stable output voltage.
• Compliance and Packaging: ROHS3 compliant, REACH unaffected, and available in a moisture sensitivity level (MSL) 1 package, suitable for various manufacturing processes.
• Mounting Type: Surface mount, ideal for automated assembly processes and compact designs.

LP5951MG-1.8/NOPB Applications

The LP5951MG-1.8/NOPB is well-suited for applications requiring a stable and efficient power supply with low power consumption. Its key applications include:

• Battery-Powered Devices: Ideal for portable electronics such as smartphones, tablets, and wearable devices where low dropout voltage and low quiescent current are critical for extending battery life.
• Embedded Systems: Suitable for microcontroller units (MCUs) and other embedded systems that require a reliable and efficient power source.
• IoT Devices: Perfect for Internet of Things (IoT) devices where compact size, low power consumption, and high efficiency are essential.
• Medical Devices: Applicable in medical instruments where stable power supply and low noise are crucial for accurate measurements and reliable operation.
• Consumer Electronics: Appropriate for various consumer electronics that demand a compact and efficient power solution.

Conclusion of LP5951MG-1.8/NOPB

The LP5951MG-1.8/NOPB from Texas Instruments stands out as a versatile and efficient linear regulator, offering a unique combination of low dropout voltage, low quiescent current, and robust protection features. Its compact SC70-5 package and surface-mount design make it ideal for a wide range of applications, from battery-powered devices to embedded systems and IoT devices. The regulator's compliance with industry standards such as ROHS3 and REACH ensures its suitability for modern manufacturing processes. Overall, the LP5951MG-1.8/NOPB provides a reliable and efficient power management solution, making it a preferred choice for designers and engineers in the electronics industry.

LP5951MG-1.8/NOPB Documents

Download datasheets and manufacturer documentation for LP5951MG-1.8/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