Texas Instruments

LM1084ISX-5.0/NOPB

LM1084ISX-5.0/NOPB Description

The LM1084ISX-5.0/NOPB is a high-performance linear voltage regulator designed by Texas Instruments. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored for applications requiring a fixed 5V output with a maximum current capability of 5A. The LM1084ISX-5.0/NOPB is housed in a surface-mount DDPAK/TO263-3 package, making it suitable for compact and high-density designs.

Key technical specifications include a maximum input voltage of 25V, a dropout voltage of 1.5V at 5A, and a quiescent current of 10 mA. The regulator also boasts a Power Supply Rejection Ratio (PSRR) of 68dB at 120Hz, ensuring minimal noise and high stability in the output voltage. The LM1084ISX-5.0/NOPB is equipped with over-current and over-temperature protection features, providing robust reliability and safeguarding against potential faults.

LM1084ISX-5.0/NOPB Features

• Fixed Output Voltage: The LM1084ISX-5.0/NOPB offers a fixed 5V output, eliminating the need for external resistors to set the output voltage, simplifying design and reducing component count.
• High Current Capability: With a maximum output current of 5A, this regulator is ideal for applications requiring high power delivery.
• Low Dropout Voltage: The dropout voltage of 1.5V at 5A ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Over-Current and Over-Temperature Protection: These protection features enhance the reliability and safety of the regulator, making it suitable for demanding environments.
• High PSRR: The 68dB PSRR at 120Hz ensures that the regulator can effectively reject noise from the power supply, resulting in a stable and clean output voltage.
• Surface-Mount Package: The DDPAK/TO263-3 package is ideal for surface-mount technology (SMT), allowing for compact and efficient PCB designs.
• Compliance and Safety: The LM1084ISX-5.0/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a Moisture Sensitivity Level (MSL) of 3, allowing for a 168-hour exposure to ambient conditions before reflow soldering.

LM1084ISX-5.0/NOPB Applications

The LM1084ISX-5.0/NOPB is well-suited for a variety of applications, including:

• Power Supply Design: Ideal for designing power supplies that require a stable 5V output with high current capability.
• Consumer Electronics: Suitable for powering devices such as smartphones, tablets, and other portable electronics that require a reliable and efficient power source.
• Industrial Equipment: The robust protection features and high current capability make it suitable for industrial applications where reliability is paramount.
• Automotive Electronics: The high efficiency and low dropout voltage are beneficial in automotive applications where the input voltage can vary significantly.
• Telecommunications: The regulator can be used in various telecommunication devices that require a stable power supply to ensure consistent performance.

Conclusion of LM1084ISX-5.0/NOPB

The LM1084ISX-5.0/NOPB from Texas Instruments is a versatile and reliable linear voltage regulator designed for high-current applications. Its fixed 5V output, low dropout voltage, and robust protection features make it an excellent choice for a wide range of applications. The regulator's compliance with environmental and safety standards, along with its compact surface-mount package, further enhance its appeal for modern electronics designs. Whether used in consumer electronics, industrial equipment, or automotive applications, the LM1084ISX-5.0/NOPB delivers high performance and reliability, making it a standout choice in the power management IC market.