STMicroelectronics

L7980

L7980 Description

The L7980 is a high-performance, adjustable output voltage regulator designed for a wide range of power management applications. Manufactured by STMicroelectronics, this IC features a robust design with a maximum input voltage of 28V and a minimum input voltage of 4.5V, making it suitable for various input voltage ranges. The L7980 is capable of delivering up to 2A of output current, ensuring reliable power delivery to demanding loads. Its adjustable output voltage range from 0.6V to 28V provides flexibility in configuring the output to meet specific application requirements.

The L7980 employs a buck topology, which is known for its high efficiency and compact design. The switching frequency can be adjusted between 250kHz and 1MHz, allowing designers to optimize the balance between efficiency and component size. This regulator is designed for surface mount applications, making it ideal for modern, space-constrained designs. The device is packaged in an 8VFQFPN package, which is available in tray form for convenient handling and assembly.

L7980 Features

• Adjustable Output Voltage: The L7980 offers an adjustable output voltage range from 0.6V to 28V, providing flexibility to meet diverse application needs.
• High Efficiency Buck Topology: Utilizing a buck topology, the L7980 achieves high efficiency, making it suitable for applications where power consumption is a critical factor.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 28V, the L7980 can accommodate a variety of power sources, enhancing its versatility.
• High Output Current Capability: The ability to deliver up to 2A of output current ensures reliable power delivery to demanding loads.
• Flexible Switching Frequency: The switching frequency can be adjusted between 250kHz and 1MHz, allowing designers to optimize the trade-off between efficiency and component size.
• Surface Mount Design: The L7980 is designed for surface mount applications, making it ideal for modern, space-constrained designs.
• Compliance and Reliability: The L7980 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It also has a moisture sensitivity level (MSL) of 3 (168 hours), enhancing its reliability in various environmental conditions.

L7980 Applications

The L7980 is well-suited for a variety of applications that require efficient and flexible power management solutions. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles, where space and efficiency are critical.
• Industrial Equipment: Suitable for industrial applications that require reliable power delivery and can benefit from the adjustable output voltage range.
• Telecommunications: Can be used in telecom infrastructure equipment where high efficiency and flexible voltage regulation are essential.
• Automotive Electronics: The L7980's wide input voltage range and high output current capability make it suitable for automotive applications, including infotainment systems and electronic control units.
• Medical Devices: The reliability and compliance with environmental standards make the L7980 a good choice for medical devices that require precise power management.

Conclusion of L7980

The L7980 from STMicroelectronics is a versatile and efficient power management IC that offers a wide range of technical specifications and performance benefits. Its adjustable output voltage, high efficiency buck topology, and wide input voltage range make it suitable for a variety of applications. The ability to deliver up to 2A of output current ensures reliable power delivery to demanding loads. With its surface mount design and compliance with environmental standards, the L7980 is an excellent choice for modern, space-constrained designs. Whether used in consumer electronics, industrial equipment, telecommunications, automotive electronics, or medical devices, the L7980 provides a reliable and efficient power management solution.