The ISL5216KI is a complete synchronous buck regulator with integrated MOSFETs manufactured by Intersil Corporation (now Renesas Electronics). It is designed for high-efficiency power conversion in a variety of applications.

Applications

• Point-of-Load Regulation
• Notebook Computers
• Graphics Cards
• Set-Top Boxes
• Networking Equipment

Features

• Integrated MOSFETs
• High Efficiency
• Adjustable Output Voltage
• Overcurrent Protection
• Overvoltage Protection
• Thermal Shutdown

Benefits

• Improved Efficiency: Integrated MOSFETs minimize power losses, resulting in higher efficiency and reduced heat generation.
• Flexible Output Voltage: Adjustable output voltage allows for optimizing power delivery for various load requirements.
• Robust Protection: Overcurrent and overvoltage protection ensure safe and reliable operation, preventing damage to the regulator and connected devices.
• Thermal Protection: Thermal shutdown protects the regulator from overheating, preventing damage and ensuring long-term reliability.
• Simplified Design: Integrated solution reduces component count and simplifies the design process.

Additional Details

The ISL5216KI typically operates with an input voltage range of 4.5V to 25V and can deliver an output current of up to 6A. The switching frequency is adjustable. It is commonly available in a small outline package (SOP) or similar surface mount package. The device features a number of protection features, including overcurrent protection, overvoltage protection, and thermal shutdown. It also includes an enable pin for easy on/off control.