Texas Instruments

LP38842S-1.5/NOPB  

Linear & Switching Voltage Regulators

LP38842S-1.5/NOPB Description

The LP38842S-1.5/NOPB is a high-performance linear voltage regulator designed for applications requiring a stable and efficient power supply. Manufactured by Texas Instruments, this regulator features a fixed output voltage of 1.5V and a maximum output current of 1.5A. It is designed to operate within an input voltage range up to 5.5V, making it suitable for a variety of electronic systems. The regulator is housed in a surface-mount DDPAK package, ensuring robustness and ease of integration into modern circuit designs.

LP38842S-1.5/NOPB Features

• Fixed Output Voltage: The LP38842S-1.5/NOPB provides a stable 1.5V output, ensuring consistent power delivery to sensitive electronic components.
• High Efficiency: With a maximum dropout voltage of 0.315V at 1.5A, this regulator maintains high efficiency even under heavy load conditions.
• Low Quiescent Current: The regulator operates with a low quiescent current of 30 µA, minimizing power consumption and extending battery life in portable devices.
• Enhanced Control and Protection: Features such as enable control, over-current protection, over-temperature protection, and under-voltage lockout (UVLO) ensure reliable operation and protect the device from potential damage.
• High Power Supply Rejection Ratio (PSRR): The regulator boasts a PSRR of 80dB at 120Hz and 65dB at 1kHz, effectively filtering out noise and ripple from the input supply.
• Compliance and Reliability: The LP38842S-1.5/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It also features a moisture sensitivity level (MSL) of 3, making it suitable for various manufacturing environments.

LP38842S-1.5/NOPB Applications

The LP38842S-1.5/NOPB is ideal for a range of applications where a stable and efficient power supply is critical. Its fixed 1.5V output and high current capability make it suitable for powering microcontrollers, digital signal processors (DSPs), and other low-voltage digital circuits. The regulator's low dropout voltage and high PSRR make it particularly well-suited for battery-powered devices and systems where input voltage fluctuations are common. Additionally, its surface-mount package and robust protection features make it a reliable choice for industrial and automotive applications.

Conclusion of LP38842S-1.5/NOPB

The LP38842S-1.5/NOPB from Texas Instruments is a versatile and reliable linear voltage regulator that offers a unique combination of high efficiency, low dropout voltage, and robust protection features. Its fixed 1.5V output and 1.5A current capability make it an excellent choice for powering a wide range of electronic devices. With its low quiescent current and high PSRR, this regulator ensures minimal power loss and excellent noise filtering, making it ideal for both portable and industrial applications. The LP38842S-1.5/NOPB stands out as a high-performance solution for designers seeking a stable and efficient power supply for their electronic systems.

LP38842S-1.5/NOPB Documents

Download datasheets and manufacturer documentation for LP38842S-1.5/NOPB

Datasheets :

LP38842      

Design Resources :

LP38842 Design with WEBENCH® Power Designer      

HTML Datasheet :

LP38842