Texas Instruments

LM2619ATL/NOPB

LM2619ATL/NOPB Description

The LM2619ATL/NOPB is a high-performance, adjustable buck regulator designed by Texas Instruments. This IC is part of the Power Management Integrated Circuit (PMIC) category, offering a robust solution for efficient power conversion. The LM2619ATL/NOPB features an adjustable output voltage range from 1.5V to 3.6V, making it highly versatile for various applications. It operates within an input voltage range of 2.8V to 5.5V and can deliver up to 500mA of output current. The regulator employs a switching frequency of 600kHz, which ensures high efficiency and reduced component size. The LM2619ATL/NOPB also includes a synchronous rectifier, enhancing its performance and efficiency.

LM2619ATL/NOPB Features

• Adjustable Output Voltage: The LM2619ATL/NOPB offers an adjustable output voltage range from 1.5V to 3.6V, providing flexibility to meet the specific requirements of different applications.
• Wide Input Voltage Range: It operates within a wide input voltage range of 2.8V to 5.5V, making it suitable for a variety of power sources.
• High Efficiency: The regulator features a switching frequency of 600kHz, which not only ensures high efficiency but also allows for the use of smaller inductors and capacitors, reducing the overall footprint.
• Synchronous Rectification: The inclusion of a synchronous rectifier enhances the efficiency of the regulator, making it ideal for applications where power consumption is a critical factor.
• Positive Output Configuration: The regulator provides a positive output configuration, ensuring stable and reliable power delivery.
• Surface Mount Technology: The LM2619ATL/NOPB is designed for surface mount applications, making it suitable for compact and high-density PCB designs.
• Compliance and Reliability: The regulator is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability. It also has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited storage conditions.
• Packaging: Available in a tape and reel (TR) package, the LM2619ATL/NOPB is easy to handle and integrate into automated assembly processes.

LM2619ATL/NOPB Applications

The LM2619ATL/NOPB is ideal for a range of applications where efficient power conversion and compact design are essential. Some specific use cases include:

• Portable Electronics: The regulator's wide input voltage range and high efficiency make it suitable for powering portable devices such as smartphones, tablets, and wearables.
• Consumer Electronics: It can be used in various consumer electronics where space is limited, and power efficiency is crucial, such as digital cameras, MP3 players, and smartwatches.
• Industrial Applications: The LM2619ATL/NOPB can be employed in industrial devices that require stable and efficient power supply, such as sensors, controllers, and IoT devices.
• Medical Devices: Its reliability and efficiency make it suitable for powering medical devices that require precise and stable power delivery.

Conclusion of LM2619ATL/NOPB

The LM2619ATL/NOPB from Texas Instruments is a versatile and efficient buck regulator that offers adjustable output voltage and high efficiency. Its wide input voltage range, synchronous rectification, and surface mount design make it an ideal choice for a variety of applications, including portable electronics, consumer devices, industrial equipment, and medical devices. Despite its obsolete status, the LM2619ATL/NOPB remains a reliable and efficient solution for power management needs.