Texas Instruments

LP3874EMPX-5.0/NOPB  

Linear & Switching Voltage Regulators

LP3874EMPX-5.0/NOPB Description

The LP3874EMPX-5.0/NOPB is a high-performance linear regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this regulator offers a fixed output voltage of 5V and can deliver up to 800mA of output current. It is designed to operate with an input voltage range up to 7V, making it suitable for various power supply scenarios. The regulator features a low dropout voltage of 0.35V at 800mA, ensuring efficient operation even at higher load currents. With a quiescent current of 9mA and a supply current of up to 15mA, the LP3874EMPX-5.0/NOPB is optimized for low power consumption. The device is housed in a Surface Mount SOT223-5 package, making it ideal for compact and space-constrained designs. It also includes an enable control feature and comprehensive protection mechanisms such as over-current, over-temperature, and short-circuit protection, ensuring reliable operation under various conditions.

LP3874EMPX-5.0/NOPB Features

• Fixed Output Voltage: 5V, providing a stable power supply for a wide range of electronic devices.
• High Output Current: Capable of delivering up to 800mA, making it suitable for applications requiring significant power.
• Low Dropout Voltage: 0.35V at 800mA, ensuring high efficiency even at high load currents.
• Low Quiescent Current: 9mA, minimizing power consumption during operation.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enhancing flexibility in power management.
• Comprehensive Protection: Over-current, over-temperature, and short-circuit protection ensure robust and reliable performance.
• Surface Mount Package: SOT223-5 package is ideal for compact designs, facilitating integration into space-constrained applications.
• High PSRR: 73dB to 57dB at 120Hz, providing excellent noise rejection and stable output voltage.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.

LP3874EMPX-5.0/NOPB Applications

The LP3874EMPX-5.0/NOPB is well-suited for a variety of applications where a stable and efficient power supply is critical. Its high output current and low dropout voltage make it ideal for powering microcontrollers, sensors, and other low-power electronic devices. The enable control feature allows for dynamic power management, making it suitable for applications requiring power sequencing or sleep modes. The comprehensive protection mechanisms ensure reliable operation in harsh environments, making it a reliable choice for industrial and automotive applications. Additionally, its compact SOT223-5 package and surface mount design make it easy to integrate into space-constrained designs, such as portable electronics and IoT devices.

Conclusion of LP3874EMPX-5.0/NOPB

The LP3874EMPX-5.0/NOPB from Texas Instruments is a versatile and efficient linear regulator designed to meet the demands of modern power management applications. Its fixed 5V output, high output current capability, and low dropout voltage ensure stable and efficient power delivery. The inclusion of enable control and comprehensive protection features enhances its flexibility and reliability, making it suitable for a wide range of applications. With its compact surface mount package and compliance with environmental regulations, the LP3874EMPX-5.0/NOPB is an excellent choice for designers looking to integrate a reliable and efficient power solution into their electronic systems.

LP3874EMPX-5.0/NOPB Documents

Download datasheets and manufacturer documentation for LP3874EMPX-5.0/NOPB

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Mechanical Outline Drawing       Function Diagram