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L6981NDR

L6981NDR Description

The L6981NDR is a high-performance, adjustable output buck DC switching voltage regulator designed and manufactured by STMicroelectronics. This IC is specifically tailored for applications requiring precise voltage regulation and efficient power conversion. With a wide input voltage range of 3.5V to 38V and an output voltage range of 0.85V to 38V, the L6981NDR is capable of handling a variety of power supply requirements. Its 1.5A output current capacity and 400kHz switching frequency make it suitable for a broad range of applications.

L6981NDR Features

• Adjustable Output Voltage: The L6981NDR offers an adjustable output voltage, providing flexibility in power supply design.
• Wide Input Voltage Range: Capable of operating with an input voltage ranging from 3.5V to 38V, making it suitable for various power sources.
• High Output Current: With a maximum output current of 1.5A, the L6981NDR can handle demanding power requirements.
• 400kHz Switching Frequency: High switching frequency allows for smaller external components and more efficient power conversion.
• Synchronous Rectifier: Enhances efficiency by reducing power losses during the rectification process.
• Positive Output Configuration: Ensures a consistent and stable output voltage.
• Surface Mount Technology: Facilitates integration into compact and space-constrained designs.
• REACH Unaffected and RoHS3 Compliant: Meets environmental and safety standards, ensuring eco-friendly and responsible manufacturing practices.

L6981NDR Applications

The L6981NDR is ideal for a variety of applications where precise voltage regulation and efficient power conversion are critical. Some specific use cases include:

• Portable Electronics: Powering mobile devices, tablets, and wearables with adjustable voltage outputs.
• Industrial Equipment: Providing stable power to sensors, controllers, and other electronic components in industrial settings.
• Automotive Systems: Regulating power for infotainment systems, dashboard displays, and other electronic modules in vehicles.
• Telecommunications: Ensuring reliable power supply to base stations, routers, and other network equipment.

Conclusion of L6981NDR

The L6981NDR from STMicroelectronics stands out for its adjustable output voltage, wide input voltage range, and high output current capabilities. Its synchronous rectifier and high switching frequency contribute to enhanced efficiency, making it a preferred choice for demanding power supply applications. With its REACH unaffected and RoHS3 compliance, the L6981NDR not only performs well but also adheres to stringent environmental and safety standards. This versatile DC switching voltage regulator is well-suited for a broad spectrum of applications, from portable electronics to industrial and automotive systems.