The LM22676QMRX-5.0/NOPB is a highly efficient, monolithic integrated circuit from Texas Instruments, engineered for step-down voltage regulation. It is part of the LM22676 series and is designed to deliver up to 3A of continuous output current. This device operates at an input voltage range of 4.5V to 42V, which makes it suitable for a wide array of applications, including industrial, automotive, and communication systems.

Key Features

• Output Voltage: The device provides a fixed output voltage of 5.0V, ensuring a stable and reliable power supply for your circuits.
• High Efficiency: With an innovative switch mode design, the LM22676QMRX-5.0/NOPB achieves high efficiency, which minimizes heat generation and allows for a smaller heatsink or potentially eliminating the need for one.
• Adjustable Switching Frequency: The switching frequency is adjustable up to 1MHz, which provides flexibility in optimizing inductor size and efficiency.
• Thermal Shutdown and Overcurrent Protection: Built-in thermal shutdown and current limit features protect the device and the load from damage due to overheating and overcurrent conditions.
• Low Standby Current: The quiescent current is low, making the device suitable for battery-powered applications where power conservation is critical.

Applications

• Automotive systems
• Industrial power systems
• Point-of-load conversions
• Telecommunication equipment
• Portable devices

Quality and Reliability

The LM22676QMRX-5.0/NOPB is available in a thermally enhanced 14-pin TSSOP (PWP) package, which provides excellent power dissipation and space efficiency. The device is characterized for operation from −40°C to 125°C, ensuring reliable performance in a wide range of environmental conditions. Additionally, the NOPB designation indicates that the product is lead-free and RoHS compliant, reflecting Texas Instruments' commitment to environmental sustainability.

For detailed technical specifications, application notes, and support tools, please refer to the official Texas Instruments datasheets and product resources.