Texas Instruments

LP38513T-1.8/NOPB  

Linear & Switching Voltage Regulators

LP38513T-1.8/NOPB Description

The LP38513T-1.8/NOPB is a high-performance linear regulator designed for applications requiring a stable and efficient power supply. Manufactured by Texas Instruments, this regulator is part of the Power Management Integrated Circuits (PMIC) category and is known for its robust performance and reliability. The LP38513T-1.8/NOPB features a fixed output voltage of 1.8V and is capable of delivering a maximum output current of 3A. It operates within an input voltage range up to 5.5V, making it suitable for a variety of electronic systems. The regulator is housed in a through-hole TO220-5 package, which is ideal for applications requiring high power dissipation and thermal stability.

LP38513T-1.8/NOPB Features

• Fixed Output Voltage: The LP38513T-1.8/NOPB provides a stable output voltage of 1.8V, ensuring consistent power delivery to sensitive electronic components.
• High Output Current: With a maximum output current of 3A, this regulator can support demanding applications that require high current levels.
• Low Dropout Voltage: The maximum dropout voltage of 0.43V at 3A ensures high efficiency even under heavy load conditions, minimizing power loss and heat generation.
• Enable Control Feature: The regulator includes an enable pin, allowing for dynamic control of the output voltage, which can be useful for power sequencing and reducing power consumption in standby modes.
• Protection Features: Over-current, over-temperature, and short-circuit protections are integrated to safeguard the regulator and connected components from damage.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 73dB to 70dB across the frequency range of 120Hz to 1kHz, ensuring minimal noise and ripple on the output voltage.
• Low Quiescent Current: With a quiescent current of only 10mA, the LP38513T-1.8/NOPB is highly efficient, making it suitable for battery-powered and low-power applications.
• Compliance and Reliability: The regulator is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to moisture without degradation.

LP38513T-1.8/NOPB Applications

The LP38513T-1.8/NOPB is ideal for a wide range of applications due to its high current capability, low dropout voltage, and robust protection features. Some specific use cases include:

• Industrial Control Systems: Providing stable power to microcontrollers, sensors, and actuators in industrial environments.
• Telecommunications: Supplying power to base stations, repeaters, and other communication equipment.
• Consumer Electronics: Used in high-current devices such as gaming consoles, set-top boxes, and high-end audio equipment.
• Medical Devices: Ensuring reliable power for critical medical equipment that requires precise voltage regulation.
• Automotive Electronics: Suitable for in-vehicle systems that demand high current and low dropout voltage for efficient power management.

Conclusion of LP38513T-1.8/NOPB

The LP38513T-1.8/NOPB from Texas Instruments is a versatile and high-performance linear regulator that offers significant advantages over similar models. Its combination of a fixed 1.8V output, high 3A output current, and low dropout voltage makes it an excellent choice for applications requiring stable and efficient power delivery. The inclusion of enable control and comprehensive protection features further enhances its reliability and usability. Whether used in industrial, automotive, or consumer electronics, the LP38513T-1.8/NOPB provides a robust and efficient power management solution that meets the demands of modern electronic systems.

LP38513T-1.8/NOPB Documents

Download datasheets and manufacturer documentation for LP38513T-1.8/NOPB

Datasheets :

LP38513 Datasheet      

Design Resources :

LP38513 Design with WEBENCH® Power Designer      

HTML Datasheet :

LP38513 Datasheet