STMicroelectronics

L6983N50QTR

L6983N50QTR Description

The L6983N50QTR is a high-performance buck converter IC designed for a wide range of power management applications. Manufactured by STMicroelectronics, this device is part of the L6983 series and is specifically tailored for fixed output voltage regulation. It features a fixed output voltage of 5V and can deliver a continuous output current of up to 3A. The L6983N50QTR operates within an input voltage range of 3.5V to 38V, making it suitable for various power supply requirements.

This IC is designed with a synchronous rectifier, which enhances and efficiency reduces power loss. The switching frequency is adjustable between 200kHz and 2.2MHz, allowing designers to optimize the converter for size, efficiency, and performance. The L6983N50QTR is available in a 16QFN package, which is ideal for surface mount applications, ensuring a compact and reliable solution for space-constrained designs.

L6983N50QTR Features

• Fixed Output Voltage: The L6983N50QTR provides a stable 5V output, ensuring consistent power delivery to connected devices.
• Wide Input Voltage Range: With an input voltage range of 3.5V to 38V, this IC can accommodate a variety of power sources, making it versatile for different applications.
• High Output Current: Capable of delivering up to 3A of output current, the L6983N50QTR is suitable for applications requiring high power.
• Synchronous Rectification: The inclusion of a synchronous rectifier improves efficiency and reduces heat generation, enhancing overall system performance.
• Adjustable Switching Frequency: The switching frequency can be adjusted between 200 andkHz 2.2MHz, allowing for optimization of the converter's size and efficiency.
• Surface Mount Packaging: The 16QFN package is ideal for surface mount applications, providing a compact and reliable solution.
• Compliance and Reliability: The L6983N50QTR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited storage conditions.

L6983N50QTR Applications

The L6983N50QTR is well-suited for a variety of applications where efficient power conversion and stable voltage regulation are critical. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and laptops where compact size and high efficiency are essential.
• Industrial Equipment: Suitable for industrial applications requiring reliable power management, such as PLCs, sensors, and actuators.
• Telecommunications: Can be used in base stations and other telecom equipment where stable power supply and high efficiency are crucial.
• Automotive: Applicable in automotive electronics where the wide input voltage range can accommodate varying battery conditions.

Conclusion of L6983N50QTR

The L6983N50QTR from STMicroelectronics is a robust and versatile buck converter IC that offers high efficiency and reliable performance. Its fixed 5V output and wide input voltage range make it suitable for a broad range of applications. The inclusion of synchronous rectification and adjustable switching frequency further enhances its efficiency and adaptability. The compact 16QFN package and surface mount design ensure it can be easily integrated into modern, space-constrained designs. With its compliance to environmental and safety standards, the L6983N50QTR is an excellent choice for engineers looking for a high-performance power management solution.