Texas Instruments

LP38855S-1.2/NOPB  

Linear & Switching Voltage Regulators

LP38855S-1.2/NOPB Description

The LP38855S-1.2/NOPB is a high linear-performance regulator designed by Texas Instruments, offering a fixed output voltage of 1.2V with a maximum output current of 1.5A. This device is part of the Power Management Integrated Circuit (PMIC) category and is housed in a surface-mount DDPAK package. It is ideal for applications requiring a reliable and efficient power supply solution with minimal dropout voltage and high power supply rejection ratio (PSRR).

LP38855S-1.2/NOPB Features

• Output Type: Fixed at 1.2V, ensuring stable and consistent power delivery.
• Input Voltage Range: Capable of handling a maximum input voltage of 5.5,V providing flexibility in power source selection.
• Output Current Capability: Delivers up to 1.5A, making it suitable for a wide range of applications requiring moderate to high current.
• Low Dropout Voltage: With a maximum dropout voltage of 0.18V at 1.5A, it maintains high efficiency even at low input-to-output voltage differentials.
• High PSRR: Offers a power supply rejection ratio of 80dB at 120Hz and 65dB at 1kHz, ensuring excellent noise filtering and stable output voltage.
• Control Features: Includes an enable function, allowing for dynamic control and power savings.
• Protection Features: Equipped with over-current, over-temperature, short-circuit, and under-voltage lockout (UVLO) protections, ensuring robustness and reliability.
• Low Quiescent Current: Consumes only 300 µA in quiescent mode, minimizing power loss and improving overall efficiency.
• Compliance and Status: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance. The product is currently active, with a moisture sensitivity level (MSL) of 3 (168 hours), suitable for various manufacturing environments.

LP38855S-1.2/NOPB Applications

The LP38855S-1.2/NOPB is well-suited for a variety of applications where a stable and efficient power supply is critical. Its low dropout voltage and high PSRR make it ideal for portable devices, consumer electronics, and industrial systems that require minimal power loss and noise filtering. Specific use cases include:

• Portable Devices: Ideal for smartphones, tablets, and other battery-powered devices where efficiency and low power consumption are paramount.
• Consumer Electronics Suitable: for home appliances, audio equipment, and other consumer products that demand stable power and low noise.
• Industrial Systems: Applicable in industrial control systems, instrumentation, and automation equipment where reliability and robustness are essential.

Conclusion of LP38855S-1.2/NOPB

The LP38855S-1.2/NOPB from Texas Instruments stands out as a reliable and efficient linear regulator, offering a unique combination of low dropout voltage, high PSRR, and comprehensive protection features. Its fixed 1.2V output and 1.5A current capability make it versatile for a wide range of applications, particularly those requiring stable power delivery and minimal power loss. With its surface-mount DDPAK package and compliance with industry standards, the LP38855S-1.2/NOPB is an excellent choice for engineers and designers seeking a high-performance power management solution.

LP38855S-1.2/NOPB Documents

Download datasheets and manufacturer documentation for LP38855S-1.2/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

Models :

LP38855S-1.2/NOPB Symbol & Footprint by SnapMagic      

Product Catalogs :

Power Management Guide 2018 (Rev. R)