ON Semiconductor FAN53611AUC115X - High-Efficiency Buck Converter

The FAN53611AUC115X from ON Semiconductor is a compact, high-efficiency, synchronous buck regulator that delivers up to 1.5A of continuous output current. This advanced power solution is designed to meet the rigorous power supply requirements of portable electronic devices, such as smartphones, tablets, cameras, and other consumer electronics.

Key Features:

• Output Voltage: Adjustable from 0.6V to VIN with excellent transient response, ensuring stable operation under dynamic load conditions.
• High Efficiency: Integrated low R<sub>DS(ON) MOSFETs and a 3MHz switching frequency enable efficiencies of up to 95%, minimizing power loss and heat generation.
• Small Footprint: The FAN53611AUC115X comes in an ultra-compact, 15-bump, 1.225mm pitch WLCSP (Wafer Level Chip Scale Package) that saves valuable board space.
• Power Saving Modes: Features a Power Save Mode for light-load efficiency, which significantly extends battery life in portable applications.
• Programmable Soft-Start: Limits inrush current during startup and provides a controlled voltage ramp, which is programmable via an external capacitor.
• Voltage Scaling: Supports Dynamic Voltage Scaling (DVS) to optimize processor performance and power consumption.

Applications:

The versatility of the FAN53611AUC115X makes it suitable for a wide range of applications, particularly where space is at a premium and energy efficiency is crucial. It is an ideal choice for:

• Portable and battery-powered devices
• Smartphones and tablets
• Wireless and networking devices
• Portable media players
• Digital cameras

Product Summary:

The FAN53611AUC115X buck converter exemplifies ON Semiconductor's commitment to providing innovative power management solutions that enhance the performance and extend the battery life of modern portable electronics. Its small size, high efficiency, and advanced features make it an excellent choice for designers looking to optimize their power supply systems in space-constrained applications.