Texas Instruments

LP38855T-0.8/NOPB  

Linear & Switching Voltage Regulators

LP38855T-0.8/NOPB Description

The LP38855T-0.8/NOPB is a high-performance linear voltage regulator designed by Texas Instruments. This regulator is part of the Linear & Switching Voltage Regulators category and is ideal for applications requiring a stable and efficient power supply. The LP38855T-0.8/NOPB features a fixed output voltage of 0.8V and is capable of delivering a maximum output current of 1.5A. It operates with an input voltage range up to 5.5V, ensuring compatibility with a wide range of power sources.

This regulator is housed in a through-hole TO220-5 package, making it suitable for both prototyping and production environments. The LP38855T-0.8/NOPB is designed with a maximum dropout voltage of 0.180V at 1.5A, which minimizes power loss and maximizes efficiency. Additionally, it features a low quiescent current of 300 µA, making it ideal for low-power applications.

LP38855T-0.8/NOPB Features

• Output Type: Fixed, providing a stable 0.8V output voltage.
• Input Voltage Range: Up to 5.5V, ensuring broad compatibility with various power sources.
• Output Current: Capable of delivering up to 1.5A, suitable for demanding applications.
• Low Dropout Voltage: Maximum of 0.180V at 1.5A, enhancing efficiency and reducing power loss.
• Low Quiescent Current: 300 µA, ideal for low-power and battery-operated devices.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robust and reliable operation.
• High PSRR: 80dB to 58dB across a frequency range of 120Hz to 1kHz, providing excellent noise rejection.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Mounting Type: Through-hole, providing mechanical stability and ease of integration.

LP38855T-0.8/NOPB Applications

The LP38855T-0.8/NOPB is well-suited for a variety of applications where a stable and efficient power supply is critical. Its low dropout voltage and low quiescent current make it ideal for battery-operated devices and portable electronics. The regulator's high PSRR ensures minimal noise interference, making it suitable for sensitive analog circuits and precision instrumentation.

Specific use cases include:

• Battery-Powered Devices: The low dropout voltage and quiescent current make it ideal for extending battery life in portable electronics.
• Precision Instrumentation: The high PSRR and low noise characteristics ensure accurate and reliable performance in sensitive applications.
• Industrial Control Systems: The robust protection features and wide input voltage range make it suitable for industrial environments where reliability is paramount.
• Telecommunications: The regulator's efficiency and stability are beneficial for powering communication modules and base stations.

Conclusion of LP38855T-0.8/NOPB

The LP38855T-0.8/NOPB from Texas Instruments is a versatile and high-performance linear voltage regulator. Its combination of a low dropout voltage, low quiescent current, and high PSRR makes it stand out from similar models. The regulator's robust protection features and compliance with environmental standards further enhance its appeal. Whether used in battery-operated devices, precision instrumentation, or industrial control systems, the LP38855T-0.8/NOPB offers reliable and efficient power regulation, making it an excellent choice for a wide range of applications.

LP38855T-0.8/NOPB Documents

Download datasheets and manufacturer documentation for LP38855T-0.8/NOPB

Datasheets :

LP38855 Datasheet      

Design Resources :

LP38855 Design with WEBENCH® Power Designer      

HTML Datasheet :

LP38855 Datasheet