STMicroelectronics L7980 Power Regulator

The L7980 from STMicroelectronics is a robust and versatile step-down switching regulator designed to deliver efficiency and reliability for a wide range of applications. As a part of STMicroelectronics’ extensive portfolio of power management devices, the L7980 is engineered to meet the stringent requirements of modern electronic devices.

Key Features

• High Efficiency: With its advanced design, the L7980 achieves a high efficiency of up to 90%, thereby reducing energy loss and heat generation.
• Adjustable Output Voltage: Users can adjust the output voltage from as low as 0.8V up to the input voltage, providing flexibility across different applications and ensuring compatibility with various low-power devices.
• Wide Input Voltage Range: The device supports a broad input voltage range from 4.5V to 38V, making it suitable for use with a variety of input sources, including industrial power supplies and automotive batteries.
• Current Mode Control: The current mode architecture ensures fast transient response and excellent loop stability.
• Protection Features: It includes thermal shutdown, overcurrent protection, and a frequency foldback feature that enhances safety and durability under abnormal operating conditions.

Applications

The L7980 is ideal for a range of applications, including but not limited to:

• Consumer Electronics
• Industrial Power Systems
• Automotive Electronics
• Telecommunications
• Battery-Powered Devices

Package and Availability

The L7980 is available in a compact package that is easy to integrate into various designs. It is also supported by a comprehensive set of tools, including evaluation boards and design software, to facilitate rapid development and deployment.

For more information, datasheets, and technical support, visit the STMicroelectronics website or contact your local STMicroelectronics sales office.